CN104328345A - Double-metal material knockout wear-resistant lining plate as well as chemical composition and processing method thereof - Google Patents
Double-metal material knockout wear-resistant lining plate as well as chemical composition and processing method thereof Download PDFInfo
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- CN104328345A CN104328345A CN201410660458.XA CN201410660458A CN104328345A CN 104328345 A CN104328345 A CN 104328345A CN 201410660458 A CN201410660458 A CN 201410660458A CN 104328345 A CN104328345 A CN 104328345A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/04—Linings
- B65D90/041—Rigid liners fixed to the container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G11/00—Chutes
- B65G11/16—Interior surfaces; Linings
- B65G11/166—Interior surfaces; Linings for bulk
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D5/00—Heat treatments of cast-iron
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/06—Cast-iron alloys containing chromium
- C22C37/08—Cast-iron alloys containing chromium with nickel
-
- 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
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a double-metal material knockout wear-resistant lining plate as well as a chemical composition and a processing method thereof. A plurality of plate bodies are arranged in the inner wall of a hopper and the adjacent plate bodies are uniformly spaced and arranged in parallel, so that mutual knockout occurs among the materials during the production, the abrasion of the lining plate can be decreased and the service life of the lining plate can be prolonged. The upper plate body is made of fusant of wear-resistant cast iron and high-speed steel, and through the composite action of the metal elements, the stability of the austenite can be enhanced, the grains can be refined and the high-temperature stability and red hardness of the carbide can be improved, so that the characteristics of high hardness and high wear resistance can be satisfied while the upper plate body has high toughness and high strength. According to the double-metal material knockout wear-resistant lining plate as well as the chemical composition and the processing method thereof, the production cost is reduced; and due to the enhancement of the strength, the service life is prolonged to 13000h.
Description
Technical field
The invention belongs to abrasion-proof backing block technical field, relate to a kind of bimetal material dnockout abrasion-proof backing block and chemical constitution thereof and working method.
Background technology
At present, global iron-smelting blast furnace has almost all eliminated the mode of two clock cloth, and adopts bellless distributor, and this distributor is the core component ensureing that blast furnace is normally produced.And the distributor chute of distributor is the key part ensureing that cloth normally runs.Because of whole furnace charges, coke, agglomerate, additive etc. of blast-furnace smelting, each position of burner hearth need be sent to through chute, carry out science smelting, produce the pig iron.Chute is the maximum consumable accessory of blast fumance, the output of its left and right blast furnace and repair wind rate.
Distribution chute long term operation is at the burner position of iron-smelting blast furnace, and normal end flue temperature is between 200 ~ 350 DEG C, and when the working of a furnace is abnormal, temperature reaches 700 ~ 800 DEG C, finds high-temperature condition in smelting process, needs water spray, mist cooling.Chute and liner plate very easily damage under being in high temperature, state uneven in temperature, and the selection of this rugged environment to chute lining board causes and be the devil, and needs high rigidity, high-wearing feature by throughput capacity; Need high strength, high tenacity by frequent change uneven in temperature, a kind of material meets two kinds of requirements simultaneously and is difficult to accomplish.Countless industry first artificial extend distributor chute work-ing life, improve wearing quality, long-term carrying out is improved, transform, but work-ing life only can reach 8000h, has little effect, unsatisfactory, is once becoming a difficult problem for industry.
Summary of the invention
The present invention, in order to overcome the defect of prior art, devises a kind of bimetal material dnockout abrasion-proof backing block and chemical constitution thereof and working method, adopts the mode of material dnockout, can reduce the wearing and tearing to liner plate in production run, extends the work-ing life of liner plate.Upper plate body, while having high tenacity, high strength, also meets the feature of high rigidity, high-wearing feature, and (560 DEG C) do not reduce hardness in the case of a high temperature, do not peel off.
The concrete technical scheme that the present invention takes is: a kind of bimetal material dnockout abrasion-proof backing block, comprise plate body, plate body is fixedly connected with hopper inwall, key is: described plate body is made up of upper plate body and lower body, the length of upper plate body and lower body is equal and width is also equal, the lower surface of upper plate body is fixedly connected with the upper surface of lower body, the lower surface of lower body is fixedly connected with hopper inwall, the plane that length sides and the width edge of lower body form is vertical with the inwall of hopper to be arranged and be arranged in parallel with the vergence direction of hopper, the inwall of hopper is provided with multiple plate body, adjacent plate body at equal intervals and be arranged in parallel, cavity between adjacent plate body is chute.
Described upper plate body and the aspect ratio of lower body are 1:1, and the width of chute is 100mm.
A kind of chemical constitution of bimetal material dnockout abrasion-proof backing block, key is: the material of described lower body is structure iron, the material of upper plate body is the fusion of antifriction cast iron and rapid steel, and by weight percentage, the Chemical Composition of lower body comprises: carbon 0.3-0.4%, silicon 0.5-0.75%, manganese 0.9-1.2%, sulphur≤0.03%, phosphorus≤0.03%, chromium 0.5-0.8%, all the other are iron; By weight percentage, the Chemical Composition of upper plate body comprises:: carbon 2.0-3.3%, silicon≤1.2%, manganese≤2.0%, chromium 23.0-30.0%, molybdenum≤3.0%, nickel≤2.5%, copper≤2.0%, sulphur≤0.06%, phosphorus≤0.10%, tungsten 1.0%, vanadium 0.2%, all the other are iron.
By weight percentage, the Chemical Composition of lower body comprises: carbon 0.35%, silicon 0.6%, manganese 1.0%, sulphur 0.02%, phosphorus 0.02%, chromium 0.7%, and all the other are iron; By weight percentage, the Chemical Composition of upper plate body comprises: carbon 2.6%, silicon 1.1%, manganese 1.9%, chromium 26%, molybdenum 2.8%, nickel 2.4%, copper 1.9%, sulphur 0.05%, phosphorus 0.09%, tungsten 0.9%, vanadium 0.15%, and all the other are iron.
The model of described structure iron is 35CrMnSi, and the model of antifriction cast iron is KmTBCr26, and the model of rapid steel is W18Cr4V.
A working method for bimetal material dnockout abrasion-proof backing block, key is: described method comprises the following steps:
A, to get the raw materials ready: it is for subsequent use that the various Chemical Composition be ready to by weight percentage needed for the upper plate body various Chemical Composition be smelted into needed for upper plate body iron liquid and lower body are smelted into lower body iron liquid;
B, shaping: to be first poured in forming mould by the lower body mixture got ready, and then to be poured in forming mould by upper plate body mixture, shaping to obtain plate body for subsequent use;
C, quench hot process: quench hot process is carried out to the plate body of step b gained, quenching temperature is 900 ~ 1100 DEG C, and the cool time is 1 ~ 3h, is cooled to room temperature;
D, high tempering process: carry out high tempering process to the plate body through quench hot process, tempering temperature is 260 ~ 460 DEG C, and tempering time is 2h, is cooled to room temperature and obtains liner plate.
Smelting temperature described in step a is 1600 DEG C.
Quenching temperature described in described step c is 1000 DEG C, and the cool time is 2h, and the type of cooling is air-cooled.
Tempering temperature described in steps d is 260 DEG C, and the type of cooling is air cooling.
The invention has the beneficial effects as follows: the inwall of hopper is provided with multiple plate body, adjacent plate body at equal intervals and be arranged in parallel, cavity between adjacent plate body is chute, can stacking material in chute, make it in production run to expect dnockout, can reduce the wearing and tearing to liner plate, extend the work-ing life of liner plate, work-ing life reaches 13000h.Plate body is made up of upper plate body and lower body, the material of upper plate body is the fusion of antifriction cast iron and rapid steel, its main component is the metallic elements such as chromium, tungsten, molybdenum, vanadium, by the compound action of metallic element, austenitic stability can be strengthened, crystal grain thinning, improve high-temperature stability and the red hardness of carbide, thus make upper plate body while having high tenacity, high strength, also meet the feature of high rigidity, high-wearing feature.The material of lower body is structure iron, can be cost-saving under minimizing is to the prerequisite of wear liner, and (560 DEG C) do not reduce hardness in the case of a high temperature, do not peel off.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In accompanying drawing, 1 represents upper plate body, and 2 represent lower body, and 3 represent hopper, and 4 represent chute.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
As shown in Figure 1, a kind of bimetal material dnockout abrasion-proof backing block, comprise plate body, plate body is fixedly connected with hopper 3 inwall, key is: described plate body is made up of upper plate body 1 and lower body 2, the length of upper plate body 1 and lower body 2 is equal and width is also equal, the lower surface of upper plate body 1 is fixedly connected with the upper surface of lower body 2, the lower surface of lower body 2 is fixedly connected with hopper 3 inwall, the plane that length sides and the width edge of lower body 2 form is vertical with the inwall of hopper 3 to be arranged and be arranged in parallel with the vergence direction of hopper 3, the inwall of hopper 3 is provided with multiple plate body, adjacent plate body at equal intervals and be arranged in parallel, cavity between adjacent plate body is chute 4.The aspect ratio of upper plate body 1 and lower body 2 is 1:1, and the width of chute 4 is 100mm.
The chemical constitution of embodiment 1, a kind of bimetal material dnockout abrasion-proof backing block, by weight percentage, the Chemical Composition of lower body 2 comprises: carbon 0.3%, silicon 0.5%, manganese 0.9%, sulphur 0.01%, phosphorus 0.01%, chromium 0.5%, and all the other are iron; By weight percentage, the Chemical Composition of upper plate body 1 comprises: carbon 2.0%, silicon 1.0%, manganese 1.8%, chromium 23.0%, molybdenum 2.7%, nickel 2.2%, copper 1.8%, sulphur 0.04%, phosphorus 0.08%, tungsten 0.7%, vanadium 0.1%, and all the other are iron.
In the present embodiment, the working method of abrasion-proof backing block comprises the following steps:
A, to get the raw materials ready: be smelted into lower body iron liquid by the above-mentioned weight percent various Chemical Composition be ready to needed for the upper plate body 1 various Chemical Composition be smelted into needed for upper plate body iron liquid and lower body 2 for subsequent use, smelting temperature is 1600 DEG C;
B, shaping: to be first poured in forming mould by the lower body iron liquid got ready, and then to be poured in forming mould by upper plate body iron liquid, shaping to obtain plate body for subsequent use;
C, quench hot process: quench hot process is carried out to the plate body of step b gained, quenching temperature is 960 DEG C, and the cool time is 1h, then air-cooled to room temperature;
D, high tempering process: carry out high tempering process to the plate body through quench hot process, tempering temperature is 360 DEG C, and tempering time is 2h, and then air cooling obtains liner plate to room temperature.
The chemical constitution of embodiment 2, a kind of bimetal material dnockout abrasion-proof backing block, by weight percentage, the Chemical Composition of lower body 2 comprises: carbon 0.4%, silicon 0.75%, manganese 1.2%, sulphur 0.03%, phosphorus 0.03%, chromium 0.8%, and all the other are iron; By weight percentage, the Chemical Composition of upper plate body 1 comprises: carbon 3.3%, silicon 1.2%, manganese 2.0%, chromium 30.0%, molybdenum 3.0%, nickel 2.5%, copper 2.0%, sulphur 0.06%, phosphorus 0.10%, tungsten 1.0%, vanadium 0.2%, and all the other are iron.
In the present embodiment, the working method of abrasion-proof backing block comprises the following steps:
A, to get the raw materials ready: be smelted into lower body iron liquid by the above-mentioned weight percent various Chemical Composition be ready to needed for the upper plate body 1 various Chemical Composition be smelted into needed for upper plate body iron liquid and lower body 2 for subsequent use, smelting temperature is 1600 DEG C;
B, shaping: to be first poured in forming mould by the lower body iron liquid got ready, and then to be poured in forming mould by upper plate body iron liquid, shaping to obtain plate body for subsequent use;
C, quench hot process: quench hot process is carried out to the plate body of step b gained, quenching temperature is 1000 DEG C, and the cool time is 2h, then air-cooled to room temperature;
D, high tempering process: carry out high tempering process to the plate body through quench hot process, tempering temperature is 260 DEG C, and tempering time is 2h, and then air cooling obtains liner plate to room temperature.
The chemical constitution of embodiment 3, a kind of bimetal material dnockout abrasion-proof backing block, by weight percentage, the Chemical Composition of lower body 2 comprises: carbon 0.35%, silicon 0.6%, manganese 1.0%, sulphur 0.02%, phosphorus 0.02%, chromium 0.7%, and all the other are iron; By weight percentage, the Chemical Composition of upper plate body 1 comprises: carbon 2.6%, silicon 1.1%, manganese 1.9%, chromium 26.0%, molybdenum 2.8%, nickel 2.4%, copper 1.9%, sulphur 0.05%, phosphorus 0.09%, tungsten 0.9%, vanadium 0.15%, and all the other are iron.
In the present embodiment, the working method of abrasion-proof backing block comprises the following steps:
A, to get the raw materials ready: be smelted into lower body iron liquid by the above-mentioned weight percent various Chemical Composition be ready to needed for the upper plate body 1 various Chemical Composition be smelted into needed for upper plate body iron liquid and lower body 2 for subsequent use, smelting temperature is 1600 DEG C;
B, shaping: to be first poured in forming mould by the lower body iron liquid got ready, and then to be poured in forming mould by upper plate body iron liquid, shaping to obtain plate body for subsequent use;
C, quench hot process: quench hot process is carried out to the plate body of step b gained, quenching temperature is 1040 DEG C, and the cool time is 3h, then air-cooled to room temperature;
D, high tempering process: carry out high tempering process to the plate body through quench hot process, tempering temperature is 460 DEG C, and tempering time is 2h, and then air cooling obtains liner plate to room temperature.
Above-mentioned three embodiments, the macrohardness of upper plate body 1 increases gradually along with the rising of quenching temperature, and along with the prolongation of Quenching Soaking Time, impact toughness first raises rear decline, macrohardness first declines and rises afterwards, in order to take into account impact toughness and production cost, quenching temperature gets 1000 DEG C, Quenching Soaking Time gets 2h and be advisable.When tempering temperature is elevated to 360 DEG C from 260 DEG C, impact toughness is constant, and macrohardness slightly raises, and continues to improve tempering temperature to 460 DEG C, and macrohardness increases and impact toughness is on a declining curve, and therefore optimum tempering temperature gets 260 DEG C.
Table 1
Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Existing liner plate |
Toughness | 6.2J/cm 2 | 8.0J/cm 2 | 6.7J/cm 2 | 6.2J/cm 2 |
Hardness | HRC56 | HRC58 | HRC62 | HRC62 |
Work-ing life | 8000h | 13000h | 8000h | 8000h |
From the data in table 1, compared with existing liner plate, the ply-metal body that liner plate in the present invention is made up of upper plate body 1 and lower body 2, while there is high tenacity, high strength, also the feature of high rigidity, high-wearing feature is met, (560 DEG C) do not reduce hardness in the case of a high temperature, do not peel off, work-ing life reaches 13000h, lower body 2 and hopper 3 can take Type of Welding to form lattice-shaped, add bulk strength, reduce manufacturing cost, make whole product wearing quality obtain larger raising.
Claims (9)
1. a bimetal material dnockout abrasion-proof backing block, comprise plate body, plate body is fixedly connected with hopper (3) inwall, it is characterized in that: described plate body is made up of upper plate body (1) and lower body (2), the length of upper plate body (1) and lower body (2) is equal and width is also equal, the lower surface of upper plate body (1) is fixedly connected with the upper surface of lower body (2), the lower surface of lower body (2) is fixedly connected with hopper (3) inwall, the length sides of lower body (2) arranges with the plane that width edge forms is vertical with the inwall of hopper (3) and be arranged in parallel with the vergence direction of hopper (3), the inwall of hopper (3) is provided with multiple plate body, adjacent plate body at equal intervals and be arranged in parallel, cavity between adjacent plate body is chute (4).
2. a kind of bimetal material dnockout abrasion-proof backing block according to claim 1, is characterized in that: described upper plate body (1) and the aspect ratio of lower body (2) are 1:1, and the width of chute (4) is 100mm.
3. the chemical constitution of a bimetal material dnockout abrasion-proof backing block as claimed in claim 1, it is characterized in that: the material of described lower body (2) is structure iron, the material of upper plate body (1) is the fusion of antifriction cast iron and rapid steel, and by weight percentage, the Chemical Composition of lower body (2) comprising: carbon 0.3-0.4%, silicon 0.5-0.75%, manganese 0.9-1.2%, sulphur≤0.03%, phosphorus≤0.03%, chromium 0.5-0.8%, all the other are iron; By weight percentage, the Chemical Composition of upper plate body (1) comprising: carbon 2.0-3.3%, silicon≤1.2%, manganese≤2.0%, chromium 23.0-30.0%, molybdenum≤3.0%, nickel≤2.5%, copper≤2.0%, sulphur≤0.06%, phosphorus≤0.10%, tungsten 1.0%, vanadium 0.2%, all the other are iron.
4. the chemical constitution of a kind of bimetal material dnockout abrasion-proof backing block according to claim 3, it is characterized in that: by weight percentage, the Chemical Composition of lower body (2) comprising: carbon 0.35%, silicon 0.6%, manganese 1%, sulphur 0.02%, phosphorus 0.02%, chromium 0.7%, all the other are iron; By weight percentage, the Chemical Composition of upper plate body (1) comprising: carbon 2.6%, silicon 1.1%, manganese 1.9%, chromium 26%, molybdenum 2.8%, nickel 2.4%, copper 1.9%, sulphur 0.05%, phosphorus 0.09%, tungsten 0.9%, vanadium 0.15%, and all the other are iron.
5. the chemical constitution of a kind of bimetal material dnockout abrasion-proof backing block according to claim 3 or 4, it is characterized in that: the model of described structure iron is 35CrMnSi, the model of antifriction cast iron is KmTBCr26, and the model of rapid steel is W18Cr4V.
6. a working method for bimetal material dnockout abrasion-proof backing block as claimed in claim 1, is characterized in that: described method comprises the following steps:
A, to get the raw materials ready: the various Chemical Composition be ready to by weight percentage needed for upper plate body (1) are smelted into upper plate body iron liquid and the various Chemical Composition needed for lower body (2), and to be smelted into lower body iron liquid for subsequent use;
B, shaping: to be first poured in forming mould by the lower body mixture got ready, and then to be poured in forming mould by upper plate body mixture, shaping to obtain plate body for subsequent use;
C, quench hot process: quench hot process is carried out to the plate body of step b gained, quenching temperature is 900 ~ 1100 DEG C, and the cool time is 1 ~ 3h, is cooled to room temperature;
D, high tempering process: carry out high tempering process to the plate body through quench hot process, tempering temperature is 260 ~ 460 DEG C, and tempering time is 2h, is cooled to room temperature and obtains liner plate.
7. the working method of a kind of bimetal material dnockout abrasion-proof backing block according to claim 6, is characterized in that: the smelting temperature described in step a is 1600 DEG C.
8. the working method of a kind of bimetal material dnockout abrasion-proof backing block according to claim 6, it is characterized in that: the quenching temperature described in described step c is 1000 DEG C, the cool time is 2h, and the type of cooling is air-cooled.
9. the working method of a kind of bimetal material dnockout abrasion-proof backing block according to claim 6, it is characterized in that: the tempering temperature described in steps d is 260 DEG C, the type of cooling is air cooling.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105177402A (en) * | 2015-09-06 | 2015-12-23 | 苏州市宝玛数控设备有限公司 | Transmission device for cutting machine |
CN107904511A (en) * | 2017-12-05 | 2018-04-13 | 河南工业大学 | Ceramic particle Fe radicle enhancing composite material and preparation method thereof and purposes |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010095778A (en) * | 2008-10-20 | 2010-04-30 | Nippon Steel Hardfacing Co Ltd | Structure for conveyance |
CN101818311A (en) * | 2010-05-13 | 2010-09-01 | 石家庄工业泵厂有限公司 | High-tenacity and wear-resistance metal material |
CN102921927A (en) * | 2012-11-15 | 2013-02-13 | 北京工业大学 | Preparation method of double-liquid bimetal composite wear-resistant lining board |
CN103627960A (en) * | 2013-12-10 | 2014-03-12 | 南昌航空大学 | Wear-resistant cast steel |
CN204281774U (en) * | 2014-11-19 | 2015-04-22 | 石家庄三环阀门股份有限公司 | A kind of bimetal material dnockout abrasion-proof backing block |
-
2014
- 2014-11-19 CN CN201410660458.XA patent/CN104328345B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010095778A (en) * | 2008-10-20 | 2010-04-30 | Nippon Steel Hardfacing Co Ltd | Structure for conveyance |
CN101818311A (en) * | 2010-05-13 | 2010-09-01 | 石家庄工业泵厂有限公司 | High-tenacity and wear-resistance metal material |
CN102921927A (en) * | 2012-11-15 | 2013-02-13 | 北京工业大学 | Preparation method of double-liquid bimetal composite wear-resistant lining board |
CN103627960A (en) * | 2013-12-10 | 2014-03-12 | 南昌航空大学 | Wear-resistant cast steel |
CN204281774U (en) * | 2014-11-19 | 2015-04-22 | 石家庄三环阀门股份有限公司 | A kind of bimetal material dnockout abrasion-proof backing block |
Non-Patent Citations (5)
Title |
---|
张建民: "无料钟炉顶布料溜槽使用寿命研究", 《华东冶金学院学报》, vol. 16, no. 1, 31 January 1999 (1999-01-31), pages 84 - 86 * |
李泽: "布料溜槽长寿命设计及其剩余寿命研究", 《万方学术期刊数据库》, 22 January 2014 (2014-01-22) * |
李涛: "《工程材料》", 31 January 2013, article "工程材料", pages: 201 * |
浙江大学等: "《钢铁材料及其热处理工艺》", 28 February 1978, article "钢铁材料及其热处理工艺", pages: 85 * |
王洪明: "《结构钢手册》", 31 August 1985, article "结构钢手册", pages: 201 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105177402A (en) * | 2015-09-06 | 2015-12-23 | 苏州市宝玛数控设备有限公司 | Transmission device for cutting machine |
CN107904511A (en) * | 2017-12-05 | 2018-04-13 | 河南工业大学 | Ceramic particle Fe radicle enhancing composite material and preparation method thereof and purposes |
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