CN108034893A - A kind of preparation method of railway equipment stainless steel clad plate - Google Patents

A kind of preparation method of railway equipment stainless steel clad plate Download PDF

Info

Publication number
CN108034893A
CN108034893A CN201711432354.3A CN201711432354A CN108034893A CN 108034893 A CN108034893 A CN 108034893A CN 201711432354 A CN201711432354 A CN 201711432354A CN 108034893 A CN108034893 A CN 108034893A
Authority
CN
China
Prior art keywords
parts
agent
composite billet
rolling
composite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711432354.3A
Other languages
Chinese (zh)
Inventor
郭爱华
张可强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Belnad Railroad Equipment Co Ltd
Original Assignee
Suzhou Belnad Railroad Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Belnad Railroad Equipment Co Ltd filed Critical Suzhou Belnad Railroad Equipment Co Ltd
Priority to CN201711432354.3A priority Critical patent/CN108034893A/en
Publication of CN108034893A publication Critical patent/CN108034893A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B47/00—Auxiliary arrangements, devices or methods in connection with rolling of multi-layer sheets of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B47/00—Auxiliary arrangements, devices or methods in connection with rolling of multi-layer sheets of metal
    • B21B47/04—Auxiliary arrangements, devices or methods in connection with rolling of multi-layer sheets of metal for separating layers after rolling
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
    • B21B2001/386—Plates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Metal Rolling (AREA)

Abstract

The present invention is a kind of preparation method of railway equipment stainless steel clad plate, is comprised the following steps：(i) two blocks of base materials and two blocks of multiple materials are prepared；(ii) respectively by the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials；(iii) base material and multiple material are stacked to form composite billet successively；(iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；(v) composite billet is sent to heating stove heat and carries out heat stepwise；(vi) composite billet is subjected to hot rolling；(vii) first by composite billet with air-cooled to 670 690 DEG C of the cooling velocity of 35 DEG C/s after rolling, then with the cooling velocity water cooling of 79 DEG C/s to 430 450 DEG C；(viii) straightening processing is carried out to the steel plate after rolling；(ix) composite plate is cut using plasma or gas flame cuttiug mode.The present invention ensures the corrosion resisting property and degree of structuration of stainless steel clad plate, has higher yield strength and tensile strength, while ensures that stainless steel clad plate has the performance of certain toughness.

Description

A kind of preparation method of railway equipment stainless steel clad plate
Technical field
The invention belongs to bimetallic composite manufacturing field, and it is compound to relate in particular to a kind of railway equipment stainless steel The preparation method of plate.
Background technology
Under normal circumstances, stainless steel clad plate has explosion method and rolling production.Explosion method deposits environment since noise is big There is pollution, and had a great influence by weather, be not a kind of sustainable composite plate technology of preparing.Rolling is to use high temperature rolling Mode, multiple material and base material is realized good metallurgical binding using interatomic diffusion, its composite plate produced, plate width can spirit Adjustment living, is a kind of environmentally protective sustainable production technology.Therefore, will be future development using rolling production composite plate Trend.
The content of the invention
The shortcomings that technical problems to be solved by the invention are, overcome the prior art, proposes a kind of railway equipment with stainless The preparation method of steel composite board, ensures the corrosion resisting property and degree of structuration of stainless steel clad plate, has higher yield strength and resists Tensile strength, while ensure that stainless steel clad plate has the performance of certain toughness, it ensure that the good corrosion resistance of multiple material, it is in addition multiple Plywood need not be heat-treated, you can obtain good comprehensive performance.
The present invention solve above technical problem technical solution be：
A kind of preparation method of railway equipment stainless steel clad plate, comprises the following steps：
(i) two blocks of base materials and two blocks of multiple materials are prepared；Base material chemical composition is by weight percentage：C：0.19-0.21%, Si： 0.6-0.8%, Mn：0.84-0.86%, P≤0.005%, S≤0.005%, Nb：0.062-0.064%, V：0.45- 0.47%, Ti：0.023-0.025%, Alt：0.045-0.047%, Cr：0.11-0.13%, Ni：0.33-0.35%, Cu： 0.15-0.17%, surplus are Fe and a small amount of inevitable impurity；Material chemical composition is by weight percentage again：C：0.11- 0.13%, Si：1.1-1.3%, Mn：1.3-1.5%, P≤0.03%, S≤0.02%, Ni：7.5-7.7%, Mo：4.5- 4.7%, Cr：20.5-20.7%, N：0.23-0.25%, surplus are Fe and a small amount of inevitable impurity；
(ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：15-20 parts, ptfe emulsion：10-15 parts, aluminium oxide：87-89 parts, dispersant：1- 3 parts, diluent：2-4 parts, curing accelerator DMP-30：1-3 parts, foaming agent：3-5 parts, modified magnesium hydroxide：1-3 parts, thickening Agent：1-3 parts, coupling agent：5-7 parts, curing agent：7-9 parts；Dispersant is glyceryl monostearate；Diluent is butyl acetate；Hair Infusion is melamine or chlorinated paraffin；The thickener is bentonite, attapulgite or alumina silicate；Coupling agent is even for silane Join agent；Curing agent is diethylenetriamine or polyamide；
(iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, again The side of material brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and is sealed composite billet surrounding groove using strip of paper used for sealing Install, strip of paper used for sealing selects common carbon steel material；
(iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
(v) composite billet is sent to heating stove heat and carries out heat stepwise, 780-800 DEG C of preheating section, bringing-up section 1070-1090 DEG C, 1270-1290 DEG C of soaking zone, soaking time be 35-37 minute, tapping temperature control at 1180-1200 DEG C；
(vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 920-930 DEG C of finish rolling start rolling temperature, finish to gauge temperature 870-890 DEG C of degree, mill speed 5-7m/s；
(vii) first by composite billet with air-cooled to 670-690 DEG C of the cooling velocity of 3-5 DEG C/s after rolling, then with 7-9 DEG C/s's Cooling velocity water cooling is to 430-450 DEG C
(viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, treats that surface temperature is down to less than 300 DEG C When can be offline；
(ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, at two pieces Upper and lower two single side composite plates are separated between multiple material, then straightening processing is carried out to single side composite plate, are polished through surface, performance inspection Survey, after packing processing, obtain railway equipment stainless steel clad plate.
The beneficial effects of the invention are as follows：The present invention is limited by the component of base material and multiple material, takes press quenching technique, is taken For conventional offline technique, using anti-corrosion interleaving agent, buffer action is not only played, but also plays anti-corrosion purpose, ensures stainless steel clad plate Corrosion resisting property and degree of structuration, there is higher yield strength and tensile strength, while it is certain to ensure that stainless steel clad plate has Toughness performance, while the quick cooling after rolling controls a large amount of analysis for influencing maximum δ precipitates in multiple material on corrosion resisting property Go out, ensure that the good corrosion resistance of multiple material, in addition composite plate need not be heat-treated, you can obtain good comprehensive performance.
Embodiment
Embodiment 1
The present embodiment is a kind of preparation method of railway equipment stainless steel clad plate, is comprised the following steps：
(i) two blocks of base materials and two blocks of multiple materials are prepared；
Base material chemical composition is by weight percentage：C：0.19%, Si：0.6%, Mn：0.84%, P：0.005%, S： 0.005%, Nb：0.06%, V：0.45%, Ti：0.023%, Alt：0.045%, Cr：0.11%, Ni：0.33%, Cu： 0.15%, surplus is Fe and a small amount of inevitable impurity；
Material chemical composition is by weight percentage again：C：0.11%, Si：1.1%, Mn：1.3%, P：0.01%, S： 0.01%, Ni：7.5%, Mo：4.5%, Cr：20.5%, N：0.23%, surplus is Fe and a small amount of inevitable impurity；
(ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：15 parts, ptfe emulsion：10 parts, aluminium oxide：87 parts, dispersant：1 part, diluent： 2 parts, curing accelerator DMP-30：1 part, foaming agent：3 parts, modified magnesium hydroxide：1 part, thickener：1 part, coupling agent：5 parts, Gu Agent：7 parts；Dispersant is glyceryl monostearate；Diluent is butyl acetate；Foaming agent is melamine or chlorinated paraffin； Thickener is bentonite, attapulgite or alumina silicate；Coupling agent is silane coupling agent；Curing agent is diethylenetriamine or polyamides Amine；
(iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, again The side of material brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and is sealed composite billet surrounding groove using strip of paper used for sealing Install, strip of paper used for sealing selects common carbon steel material；
(iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
(v) composite billet is sent to heating stove heat and carries out heat stepwise, 780 DEG C of preheating section, 1070 DEG C of bringing-up section, soaking zone 1270 DEG C, soaking time is 35 minutes, and tapping temperature is controlled at 1180 DEG C；
(vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 920 DEG C of finish rolling start rolling temperature, finishing temperature 870 DEG C, mill speed 5m/s；
(vii) first by composite billet with air-cooled to 670 DEG C of the cooling velocity of 3 DEG C/s after rolling, then with the cooling velocity of 7 DEG C/s Water cooling is to 430 DEG C
(viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, treats that surface temperature is down to less than 300 DEG C When can be offline；
(ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, at two pieces Upper and lower two single side composite plates are separated between multiple material, then straightening processing is carried out to single side composite plate, are polished through surface, performance inspection Survey, after packing processing, obtain railway equipment stainless steel clad plate.
Embodiment 2
The present embodiment is a kind of preparation method of railway equipment stainless steel clad plate, is comprised the following steps：
(i) two blocks of base materials and two blocks of multiple materials are prepared；
Base material chemical composition is by weight percentage：C：0.20%, Si：0.7%, Mn：0.85%, P：0.003%, S： 0.003%, Nb：0.063%, V：0.46%, Ti：0.024%, Alt：0.046%, Cr：0.12%, Ni：0.34%, Cu： 0.16%, surplus is Fe and a small amount of inevitable impurity；
Material chemical composition is by weight percentage again：C：0.12%, Si：1.2%, Mn：1.4%, P：0.03%, S： 0.02%, Ni：7.6%, Mo：4.6%, Cr：20.6%, N：0.24%, surplus is Fe and a small amount of inevitable impurity；
(ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：18 parts, ptfe emulsion：13 parts, aluminium oxide：88 parts, dispersant：2 parts, diluent： 3 parts, curing accelerator DMP-30：2 parts, foaming agent：4 parts, modified magnesium hydroxide：2 parts, thickener：2 parts, coupling agent：6 parts, Gu Agent：8 parts；Dispersant is glyceryl monostearate；Diluent is butyl acetate；The foaming agent is melamine or chlorination Paraffin；Thickener is bentonite, attapulgite or alumina silicate；Coupling agent is silane coupling agent；Curing agent for diethylenetriamine or Polyamide；
(iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, again The side of material brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and is sealed composite billet surrounding groove using strip of paper used for sealing Install, strip of paper used for sealing selects common carbon steel material；
(iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
(v) composite billet is sent to heating stove heat and carries out heat stepwise, 790 DEG C of preheating section, 1080 DEG C of bringing-up section, soaking zone 1280 DEG C, soaking time is 36 minutes, and tapping temperature is controlled at 1190 DEG C；
(vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 9205 DEG C of finish rolling start rolling temperature, finishing temperature 880 DEG C, mill speed 6m/s；
(vii) first by composite billet with air-cooled to 680 DEG C of the cooling velocity of 4 DEG C/s after rolling, then with the cooling velocity of 8 DEG C/s Water cooling is to 440 DEG C
(viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, treats that surface temperature is down to less than 300 DEG C When can be offline；
(ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, at two pieces Upper and lower two single side composite plates are separated between multiple material, then straightening processing is carried out to single side composite plate, are polished through surface, performance inspection Survey, after packing processing, obtain railway equipment stainless steel clad plate.
Embodiment 3
The present embodiment is a kind of preparation method of railway equipment stainless steel clad plate, is comprised the following steps：
(i) two blocks of base materials and two blocks of multiple materials are prepared；
Base material chemical composition is by weight percentage：C：0.21%, Si：0.8%, Mn：0.86%, P：0.002%, S： 0.002%, Nb：0.064%, V：0.47%, Ti：0.025%, Alt：0.047%, Cr：0.13%, Ni：0.35%, Cu： 0.17%, surplus is Fe and a small amount of inevitable impurity；
Material chemical composition is by weight percentage again：C：0.13%, Si：1.3%, Mn：1.5%, P：0.01%, S： 0.01%, Ni：7.7%, Mo：4.7%, Cr：20.7%, N：0.25%, surplus is Fe and a small amount of inevitable impurity；
(ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：20 parts, ptfe emulsion：15 parts, aluminium oxide：89 parts, dispersant：3 parts, diluent： 4 parts, curing accelerator DMP-30：3 parts, foaming agent：5 parts, modified magnesium hydroxide：3 parts, thickener：3 parts, coupling agent：7 parts, Gu Agent：9 parts；Dispersant is glyceryl monostearate；The diluent is butyl acetate；Foaming agent is melamine or chlorination Paraffin；Thickener is bentonite, attapulgite or alumina silicate；Coupling agent is silane coupling agent；Curing agent for diethylenetriamine or Polyamide；
(iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, again The side of material brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and is sealed composite billet surrounding groove using strip of paper used for sealing Install, strip of paper used for sealing selects common carbon steel material；
(iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
(v) composite billet is sent to heating stove heat and carries out heat stepwise, 800 DEG C of preheating section, 1090 DEG C of bringing-up section, soaking zone 1290 DEG C, soaking time is 37 minutes, and tapping temperature is controlled at 1200 DEG C；
(vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 930 DEG C of finish rolling start rolling temperature, finishing temperature 890 DEG C, mill speed 7m/s；
(vii) first by composite billet with air-cooled 690 DEG C of the cooling velocity of 5 DEG C/s after rolling, then with the cooling velocity water of 9 DEG C/s It is cooled to 450 DEG C
(viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, treats that surface temperature is down to less than 300 DEG C When can be offline；
(ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, at two pieces Upper and lower two single side composite plates are separated between multiple material, then straightening processing is carried out to single side composite plate, are polished through surface, performance inspection Survey, after packing processing, obtain railway equipment stainless steel clad plate.
1 composite plate end properties of the embodiment of the present invention of table：
The pitting resistance of the compound board finished product of 2 embodiment of the present invention of table, it can be seen that its corrosion rate is extremely low in one Level.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape Into technical solution, all fall within the protection domains of application claims.

Claims (4)

  1. A kind of 1. preparation method of railway equipment stainless steel clad plate, it is characterised in that：Comprise the following steps：
    (i) two blocks of base materials and two blocks of multiple materials are prepared；
    The base material chemical composition is by weight percentage：C：0.19-0.21%, Si：0.6-0.8%, Mn：0.84-0.86%, P≤ 0.005%, S≤0.005%, Nb：0.062-0.064%, V：0.45-0.47%, Ti：0.023-0.025%, Alt：0.045- 0.047%, Cr：0.11-0.13%, Ni：0.33-0.35%, Cu：0.15-0.17%, surplus are inevitably miscellaneous for Fe and on a small quantity Matter；
    The multiple material chemical composition is by weight percentage：C：0.11-0.13%, Si：1.1-1.3%, Mn：1.3-1.5%, P≤ 0.03%, S≤0.02%, Ni：7.5-7.7%, Mo：4.5-4.7%, Cr：20.5-20.7%, N：0.23-0.25%, surplus for Fe and A small amount of inevitable impurity；
    (ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, the anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：15-20 parts, ptfe emulsion：10-15 parts, aluminium oxide：87-89 parts, dispersant：1- 3 parts, diluent：2-4 parts, curing accelerator DMP-30：1-3 parts, foaming agent：3-5 parts, modified magnesium hydroxide：1-3 parts, thickening Agent：1-3 parts, coupling agent：5-7 parts, curing agent：7-9 parts；The dispersant is glyceryl monostearate；The diluent For butyl acetate；The foaming agent is melamine or chlorinated paraffin；The thickener is bentonite, attapulgite or silicon Sour aluminium；The coupling agent is silane coupling agent；The curing agent is diethylenetriamine or polyamide；
    (iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, multiple material is equal The side of brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and using strip of paper used for sealing that composite billet surrounding groove is packaged, Strip of paper used for sealing selects common carbon steel material；
    (iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
    (v) by composite billet send to heating stove heat carry out heat stepwise, 780-800 DEG C of preheating section, 1070-1090 DEG C of bringing-up section, 1270-1290 DEG C of hot arc, soaking time are 35-37 minutes, and tapping temperature is controlled at 1180-1200 DEG C；
    (vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 920-930 DEG C of finish rolling start rolling temperature, finishing temperature 870-890 DEG C, mill speed 5-7m/s；
    (vii) first by composite billet with air-cooled to 670-690 DEG C of the cooling velocity of 3-5 DEG C/s after rolling, then with the cooling of 7-9 DEG C/s Speed water cooling is to 430-450 DEG C
    (viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, when surface temperature is down to below 300 DEG C i.e. Can be offline；
    (ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, in two blocks of multiple materials Between by upper and lower two single side composite plates separate, then to single side composite plate carry out straightening processing, polish through surface, performance detection, After packing processing, railway equipment stainless steel clad plate is obtained.
  2. 2. the preparation method of railway equipment stainless steel clad plate as claimed in claim 1, it is characterised in that：Including following step Suddenly：
    (i) two blocks of base materials and two blocks of multiple materials are prepared；
    The base material chemical composition is by weight percentage：C：0.19%, Si：0.6%, Mn：0.84%, P：0.005%, S： 0.005%, Nb：0.06%, V：0.45%, Ti：0.023%, Alt：0.045%, Cr：0.11%, Ni：0.33%, Cu：0.15%, surplus For Fe and a small amount of inevitable impurity；
    The multiple material chemical composition is by weight percentage：C：0.11%, Si：1.1%, Mn：1.3%, P：0.01%, S：0.01%, Ni：7.5%, Mo：4.5%, Cr：20.5%, N：0.23%, surplus is Fe and a small amount of inevitable impurity；
    (ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, the anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：15 parts, ptfe emulsion：10 parts, aluminium oxide：87 parts, dispersant：1 part, diluent： 2 parts, curing accelerator DMP-30：1 part, foaming agent：3 parts, modified magnesium hydroxide：1 part, thickener：1 part, coupling agent：5 parts, Gu Agent：7 parts；The dispersant is glyceryl monostearate；The diluent is butyl acetate；The foaming agent is three Poly cyanamid or chlorinated paraffin；The thickener is bentonite, attapulgite or alumina silicate；The coupling agent is silane coupled Agent；The curing agent is diethylenetriamine or polyamide；
    (iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, multiple material is equal The side of brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and using strip of paper used for sealing that composite billet surrounding groove is packaged, Strip of paper used for sealing selects common carbon steel material；
    (iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
    (v) composite billet is sent to heating stove heat and carries out heat stepwise, 780 DEG C of preheating section, 1070 DEG C of bringing-up section, soaking zone 1270 DEG C, soaking time is 35 minutes, and tapping temperature is controlled at 1180 DEG C；
    (vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 920 DEG C of finish rolling start rolling temperature, 870 DEG C of finishing temperature, Mill speed 5m/s；
    (vii) first by composite billet with air-cooled to 670 DEG C of the cooling velocity of 3 DEG C/s after rolling, then with the cooling velocity water cooling of 7 DEG C/s To 430 DEG C
    (viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, when surface temperature is down to below 300 DEG C i.e. Can be offline；
    (ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, in two blocks of multiple materials Between by upper and lower two single side composite plates separate, then to single side composite plate carry out straightening processing, polish through surface, performance detection, After packing processing, railway equipment stainless steel clad plate is obtained.
  3. 3. the preparation method of railway equipment stainless steel clad plate as claimed in claim 1, it is characterised in that：Including following step Suddenly：
    (i) two blocks of base materials and two blocks of multiple materials are prepared；
    The base material chemical composition is by weight percentage：C：0.20%, Si：0.7%, Mn：0.85%, P：0.003%, S： 0.003%, Nb：0.063%, V：0.46%, Ti：0.024%, Alt：0.046%, Cr：0.12%, Ni：0.34%, Cu：0.16%, surplus For Fe and a small amount of inevitable impurity；
    The multiple material chemical composition is by weight percentage：C：0.12%, Si：1.2%, Mn：1.4%, P：0.03%, S：0.02%, Ni：7.6%, Mo：4.6%, Cr：20.6%, N：0.24%, surplus is Fe and a small amount of inevitable impurity；
    (ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, the anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：18 parts, ptfe emulsion：13 parts, aluminium oxide：88 parts, dispersant：2 parts, diluent： 3 parts, curing accelerator DMP-30：2 parts, foaming agent：4 parts, modified magnesium hydroxide：2 parts, thickener：2 parts, coupling agent：6 parts, Gu Agent：8 parts；The dispersant is glyceryl monostearate；The diluent is butyl acetate；The foaming agent is three Poly cyanamid or chlorinated paraffin；The thickener is bentonite, attapulgite or alumina silicate；The coupling agent is silane coupled Agent；The curing agent is diethylenetriamine or polyamide；
    (iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, multiple material is equal The side of brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and using strip of paper used for sealing that composite billet surrounding groove is packaged, Strip of paper used for sealing selects common carbon steel material；
    (iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
    (v) composite billet is sent to heating stove heat and carries out heat stepwise, 790 DEG C of preheating section, 1080 DEG C of bringing-up section, soaking zone 1280 DEG C, soaking time is 36 minutes, and tapping temperature is controlled at 1190 DEG C；
    (vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 9205 DEG C of finish rolling start rolling temperature, finishing temperature 880 DEG C, mill speed 6m/s；
    (vii) first by composite billet with air-cooled to 680 DEG C of the cooling velocity of 4 DEG C/s after rolling, then with the cooling velocity water cooling of 8 DEG C/s To 440 DEG C
    (viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, when surface temperature is down to below 300 DEG C i.e. Can be offline；
    (ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, in two blocks of multiple materials Between by upper and lower two single side composite plates separate, then to single side composite plate carry out straightening processing, polish through surface, performance detection, After packing processing, railway equipment stainless steel clad plate is obtained.
  4. 4. the preparation method of railway equipment stainless steel clad plate as claimed in claim 1, it is characterised in that：Including following step Suddenly：
    (i) two blocks of base materials and two blocks of multiple materials are prepared；
    The base material chemical composition is by weight percentage：C：0.21%, Si：0.8%, Mn：0.86%, P：0.002%, S： 0.002%, Nb：0.064%, V：0.47%, Ti：0.025%, Alt：0.047%, Cr：0.13%, Ni：0.35%, Cu：0.17%, surplus For Fe and a small amount of inevitable impurity；
    The multiple material chemical composition is by weight percentage：C：0.13%, Si：1.3%, Mn：1.5%, P：0.01%, S：0.01%, Ni：7.7%, Mo：4.7%, Cr：20.7%, N：0.25%, surplus is Fe and a small amount of inevitable impurity；
    (ii) respectively the one side brushing anti-corrosion interleaving agent of two blocks of multiple materials, the anti-corrosion interleaving agent are included following according to the mass fraction Component：Aqueous epoxy resin emulsion：20 parts, ptfe emulsion：15 parts, aluminium oxide：89 parts, dispersant：3 parts, diluent： 4 parts, curing accelerator DMP-30：3 parts, foaming agent：5 parts, modified magnesium hydroxide：3 parts, thickener：3 parts, coupling agent：7 parts, Gu Agent：9 parts；The dispersant is glyceryl monostearate；The diluent is butyl acetate；The foaming agent is three Poly cyanamid or chlorinated paraffin；The thickener is bentonite, attapulgite or alumina silicate；The coupling agent is silane coupled Agent；The curing agent is diethylenetriamine or polyamide；
    (iii) base material and multiple material are stacked to form composite billet successively, from base material, multiple material, multiple material, base material is followed successively by under, multiple material is equal The side of brushing anti-corrosion interleaving agent is opposite, and multiple material size is less than base material, and using strip of paper used for sealing that composite billet surrounding groove is packaged, Strip of paper used for sealing selects common carbon steel material；
    (iv) welded using strip of paper used for sealing and the gap of composite billet surrounding；
    (v) composite billet is sent to heating stove heat and carries out heat stepwise, 800 DEG C of preheating section, 1090 DEG C of bringing-up section, soaking zone 1290 DEG C, soaking time is 37 minutes, and tapping temperature is controlled at 1200 DEG C；
    (vi) composite billet is subjected to hot rolling, compression ratio >=2.0 of rough rolling step, 930 DEG C of finish rolling start rolling temperature, 890 DEG C of finishing temperature, Mill speed 7m/s；
    (vii) first by composite billet with air-cooled 690 DEG C of the cooling velocity of 5 DEG C/s after rolling, then with the cooling velocity water cooling of 9 DEG C/s extremely 450℃
    (viii) straightening processing is carried out to the steel plate after rolling, upper cold bed cools down after aligning, when surface temperature is down to below 300 DEG C i.e. Can be offline；
    (ix) composite plate is cut using plasma or gas flame cuttiug mode, after through cropping, tail and cutting both sides, in two blocks of multiple materials Between by upper and lower two single side composite plates separate, then to single side composite plate carry out straightening processing, polish through surface, performance detection, After packing processing, railway equipment stainless steel clad plate is obtained.
CN201711432354.3A 2017-12-26 2017-12-26 A kind of preparation method of railway equipment stainless steel clad plate Pending CN108034893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711432354.3A CN108034893A (en) 2017-12-26 2017-12-26 A kind of preparation method of railway equipment stainless steel clad plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711432354.3A CN108034893A (en) 2017-12-26 2017-12-26 A kind of preparation method of railway equipment stainless steel clad plate

Publications (1)

Publication Number Publication Date
CN108034893A true CN108034893A (en) 2018-05-15

Family

ID=62101145

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711432354.3A Pending CN108034893A (en) 2017-12-26 2017-12-26 A kind of preparation method of railway equipment stainless steel clad plate

Country Status (1)

Country Link
CN (1) CN108034893A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108723712A (en) * 2018-05-29 2018-11-02 南京钢铁股份有限公司 A kind of high anti-corrosion container super austenitic stainless steel composite plate and preparation method
CN109365553A (en) * 2018-10-10 2019-02-22 鞍钢股份有限公司 A kind of high nickel steel wide thin plate pack rolling protection release agent and pack rolling method
CN110556713A (en) * 2018-06-01 2019-12-10 中国电力科学研究院有限公司 anti-seismic structure for pillar type electrical equipment
CN116159861A (en) * 2023-04-25 2023-05-26 江苏省沙钢钢铁研究院有限公司 Stainless steel composite board with excellent interface bonding and preparation method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101810179A (en) * 2009-10-16 2010-08-25 广西壮族自治区化工研究院 Bactericide composition containing difenoconazole and levorotatory alpha-terpineol and production method thereof
CN102993937A (en) * 2012-12-21 2013-03-27 青岛格尔美环保涂料有限公司 Nanoscale wall surface permeation curing material and preparation method thereof
CN103031049A (en) * 2012-12-21 2013-04-10 青岛格尔美环保涂料有限公司 Aqueous glass insulating paint and preparation method thereof
CN103342020A (en) * 2013-07-10 2013-10-09 鞍钢股份有限公司 Heat-resistant wearable clad steel plate and manufacturing method thereof
CN104673036A (en) * 2015-03-11 2015-06-03 江苏欣安新材料技术有限公司 Water-based intumescent fire-retardant coating for timber structure and preparation method of coating
CN106011642A (en) * 2016-07-08 2016-10-12 首钢总公司 Basal material pipeline steel plate for corrosion/explosion-resistant composite plate and preparation method thereof
CN106271414A (en) * 2016-08-23 2017-01-04 南京钢铁股份有限公司 A kind of preparation method of TMCP type bridge stainless steel clad plate
CN107310218A (en) * 2016-04-26 2017-11-03 宝山钢铁股份有限公司 A kind of bulletproof composite steel plate and its manufacture method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101810179A (en) * 2009-10-16 2010-08-25 广西壮族自治区化工研究院 Bactericide composition containing difenoconazole and levorotatory alpha-terpineol and production method thereof
CN102993937A (en) * 2012-12-21 2013-03-27 青岛格尔美环保涂料有限公司 Nanoscale wall surface permeation curing material and preparation method thereof
CN103031049A (en) * 2012-12-21 2013-04-10 青岛格尔美环保涂料有限公司 Aqueous glass insulating paint and preparation method thereof
CN103342020A (en) * 2013-07-10 2013-10-09 鞍钢股份有限公司 Heat-resistant wearable clad steel plate and manufacturing method thereof
CN104673036A (en) * 2015-03-11 2015-06-03 江苏欣安新材料技术有限公司 Water-based intumescent fire-retardant coating for timber structure and preparation method of coating
CN107310218A (en) * 2016-04-26 2017-11-03 宝山钢铁股份有限公司 A kind of bulletproof composite steel plate and its manufacture method
CN106011642A (en) * 2016-07-08 2016-10-12 首钢总公司 Basal material pipeline steel plate for corrosion/explosion-resistant composite plate and preparation method thereof
CN106271414A (en) * 2016-08-23 2017-01-04 南京钢铁股份有限公司 A kind of preparation method of TMCP type bridge stainless steel clad plate

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108723712A (en) * 2018-05-29 2018-11-02 南京钢铁股份有限公司 A kind of high anti-corrosion container super austenitic stainless steel composite plate and preparation method
CN110556713A (en) * 2018-06-01 2019-12-10 中国电力科学研究院有限公司 anti-seismic structure for pillar type electrical equipment
CN109365553A (en) * 2018-10-10 2019-02-22 鞍钢股份有限公司 A kind of high nickel steel wide thin plate pack rolling protection release agent and pack rolling method
CN109365553B (en) * 2018-10-10 2020-09-01 鞍钢股份有限公司 Protective separating agent for high-nickel steel wide and thin plate pack rolling and pack rolling method
CN116159861A (en) * 2023-04-25 2023-05-26 江苏省沙钢钢铁研究院有限公司 Stainless steel composite board with excellent interface bonding and preparation method thereof
CN116159861B (en) * 2023-04-25 2023-07-04 江苏省沙钢钢铁研究院有限公司 Stainless steel composite board with excellent interface bonding and preparation method thereof

Similar Documents

Publication Publication Date Title
CN108034893A (en) A kind of preparation method of railway equipment stainless steel clad plate
CN101613828B (en) Super-thick steel plate for low yield ratio buildings with 460 MPa grade yield strength and manufacturing method
CN104357754B (en) A kind of corrosionproof steel against sulfuric acid at dew point plate and manufacture method thereof
CN102242309B (en) Production method of boron-containing petroleum storage tank steel plate for ultra-high heat input welding
CN112030074B (en) Low-temperature-resistant hot-rolled H-shaped steel with yield strength of 460MPa and preparation method thereof
CN102719757B (en) Nickel-free high-toughness 80kg-grade high-strength steel and manufacturing method thereof
CN102691010B (en) HT 960 steel plate with excellent plasticity and toughness and manufacture method thereof
CN109136767B (en) Steel for pressure-bearing boundary member of steam generator of nuclear power station and manufacturing method thereof
EP3789508A1 (en) Yield strength 460 mpa grade hot-rolled high-toughness low-temperature-resistant h-beam and preparation method therefor
CN102851616B (en) 60 Kg-scale low temperature-quenched and tempered steel plate with good weldability and manufacture method thereof
CN113186452B (en) Production method of steel for thermal forming end socket
CN106987782A (en) A kind of resistance to a small amount of CO2And H2The continuous pipe and its manufacture method of S corrosion
CN113136533B (en) Austenitic stainless steel for low temperature and manufacturing method thereof
CN102226255A (en) Steel plate with high strength and toughness and 690MPa of yield strength and preparation process thereof
CN108043877A (en) A kind of preparation method of corrosion-resistance compound steel plate
CN103147022B (en) A kind of TMCP type E47 steel plate and manufacture method thereof with good low-temperature toughness
CN106319388A (en) 80 kg-level low preheating type high-strength steel plate and manufacturing method thereof
CN101235468A (en) Atmospheric corrosion resisting steel with yield strength more than 400MPa
CN111519093A (en) Low-temperature-resistant high-strength martensitic stainless steel forging material
CN109055865B (en) Steel for riser with excellent corrosion resistance and manufacturing method thereof
CN102851611B (en) Ultrahigh toughness steel plate for deep-water pressure resistant shell and manufacture method thereof
CN100392132C (en) Steel for low temperature and high tenacity structure use and its production method
CN111304549B (en) High-strength high-toughness Cu-containing low-alloy high-strength steel and heat treatment method thereof
CN103014514A (en) Novel high-chromium ferritic heat-resistant steel and martensite lath refining method
CN102994888A (en) Novel high-chromium ferritic heat resistant steel and thermo-mechanical treatment process

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20180515

RJ01 Rejection of invention patent application after publication