CN109321836A - A kind of section nickel novel low-carbon austenic stainless steel belt and preparation method thereof - Google Patents
A kind of section nickel novel low-carbon austenic stainless steel belt and preparation method thereof Download PDFInfo
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- CN109321836A CN109321836A CN201811486408.9A CN201811486408A CN109321836A CN 109321836 A CN109321836 A CN 109321836A CN 201811486408 A CN201811486408 A CN 201811486408A CN 109321836 A CN109321836 A CN 109321836A
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- 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
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
- C22C33/06—Making ferrous alloys by melting using master alloys
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention belongs to steel band applied technical fields, specifically disclose a kind of section nickel novel low-carbon austenic stainless steel belt, the stainless steel band chemical component composition is as follows by weight percentage, C :≤0.05-0.08%, Si:0.30-0.65%, Mn:10.05-10.55%, P :≤0.025-0.045%, S :≤0.010%, Cr:13.4-13.75%, N:0.15-0.85%.A kind of beneficial effect of section nickel novel low-carbon austenic stainless steel belt of the invention and preparation method thereof is: the stainless steel band obtained by it, have the chemical characteristics such as excellent obdurability, corrosion-resistant, wearability, high temperature resistant and welding, solves the problems of existing steel band etc..
Description
Technical field
The invention belongs to steel band applied technical fields, and in particular to a kind of section nickel novel low-carbon austenic stainless steel belt and its
Preparation method.
Background technique
Steel gets rusty easily in air and water, and the rate of corrosion of zinc in an atmosphere be only steel in an atmosphere rate of corrosion 1/
15, galvanized steel plain sheet is exactly to protect steel plate with micro- close zinc coat, from corrosion.
Steel band (steel-belt) refers to traction and carrying member using conveyer belt made of carbon steel as belt conveyor,
It can also be used for bale cargo, be all kinds of Metallurgical Enterprises to adapt to each metalloids of different industrial department industrialized productions or mechanical produce
The needs of product and the narrow and long steel plate of one kind produced.
Steel band is also known as strip, is width within 1300mm, and length is slightly different according to the size of every volume, strip generally at
Volume supply has many advantages, such as that dimensional accuracy is high, surface quality is good, easy to process, saving material.Steel band is divided into general by material used
Two class of passband steel and quality strip steel；It is divided to two kinds of hot rolled strip, cold-strip steel band by processing method.
Existing steel band, toughness, it is corrosion-resistant, wear-resisting, in terms of performance it is poor, have been unable to meet existing assembling
Occasion is to the high standard job pack use demand of steel band, and this is current urgently to be resolved.
Therefore, based on the above issues, the present invention provides a kind of section nickel novel low-carbon austenic stainless steel belt and its preparation side
Method.
Summary of the invention
Goal of the invention: the object of the present invention is to provide a kind of section nickel novel low-carbon austenic stainless steel belt and its preparation sides
Method, obtained by stainless steel band, have the chemical characteristics such as excellent obdurability, corrosion-resistant, wearability, high temperature resistant and welding,
Solve the problems of existing steel band etc..
Technical solution: one aspect of the present invention provides a kind of section nickel novel low-carbon austenic stainless steel belt, the stainless steel band
Chemical component forms as follows by weight percentage, C :≤0.05-0.08%, Si:0.30-0.65%, Mn:10.05-10.55 %, P:
≤ 0.025-0.045%, S :≤0.010%, Cr:13.4-13.75%, N:0.15-0.85%.
The technical program, the stainless steel band chemical component composition as follows by weight percentage, C :≤0.06-
0.075%, Si:0.35-0.55%, Mn:10.25-10.45 %, P :≤0.030-0.040%, S :≤0.010%, Cr:13.6-
13.65%, N:0.20-0.65%.
Another aspect of the present invention provides a kind of preparation method of section nickel novel low-carbon austenic stainless steel belt, including following
Step, step 1 are smelted, electric arc furnaces and alloy melting furnace, first by 20 tons or so general carbon steel scraps by expecting that basket is fitted into electric arc furnaces
It smelts, after completing de- P operation, lifts temperature to 1600 DEG C of waiting tappings, then will about 1.5 tons of high carbon ferro-chromes and 10 tons or so 410 waste materials
It is fitted into alloy melting furnace by automatic charging equipment, lifts temperature to 1550 DEG C and mixed in ladle with electric arc furnaces molten steel, use carburetting
Agent will mix molten steel and adjust C >=1.5%.Step 2, AOD refining furnace, molten steel enter AOD refining furnace and guarantee that temperature >=1500 DEG C carry out
Blowing, phase total oxygen qi exhaustion C ,+50% nitrogen of the second stage of 50% oxygen take off C and increase N ,+90% nitrogen of three phases, 10% oxygen, deep de- C, the fourth phase
Full argon gas adjusts N content, and 1-1.5 tons of silicomangans and manganese metal modifying ingredients is added before tapping.Step 3, LF refining furnace+continuous casting
Machine carries out temperature, composition adjustment in LF refining furnace station, feeds silk Calcium treatment and be hung to conticaster after argon gas soft stirring 8-10 minutes
Continuous casting is carried out, guarantees constant temperature, constant speed, constant level, permanent water in continuous casting process, low temperature is drawn fastly, whole process protection casting.Step
4, hot rolling, blank is heated to 640 ± 50 DEG C by preheating section, bringing-up section is heated to 1040 ± 50 into after furnace first in heating furnace
DEG C, 1210-1250 DEG C of soaking zone, tapping temperature is at 1220-1240 DEG C, then rolling steel billet is first rolling to width 375 through broken phosphorus machine
± 2mm, after high pressure water drop phosphorus processing, carrying out 5 rollings into 650 three-high bloomer of φ is 53 ± 2mm thick, 395 ± 5mm
Width is rolled to 32 ± 2mm thickness in, and 398 ± 5mm wide carry out big cutting head, finally passes through the big edge rolling of finish rolling, size
For 2.5(-0.2) * 398(+2), 1.5 tons or so of every substance of clot of curling is not in the mood for it.Step 5, solid solution pickling, qualified hot rolling is not
Rust coil of strip is sent on uncoiler and rolls up, and is sent to open entrance pinch roll and nine roller straighteners, takes the lead by entering after in the guide roller pair of side
Mouth pinch roller, nine roller straighteners closure, are delivered to upper clipping for steel band, the unqualified part in steel band head are removed, steering is passed through
Pinch roller enters and converges pinch machine
The technical program, steel band passes through delivery platform, side deflector roll before welding machine first in the step 5, and centering enters MIG welding machine
The welding of steel band tail portion, punching with preceding a roll stay seam, weld seam both sides to rush crescent moon, using pinch, build and open, entrance can accelerate
Set is filled to maximum speed 160m/min to entry loop, after loop is full of, entrance speed drops to consistent with process section speed
80m/min, steel band leave entry loop, and through double roller centering rectification, idler roller tensioning enters annealing process section, and annealing furnace is to Ovshinsky
Body stainless steel carries out continuous annealing, cooling, heated-air drying, and steel band is after annealing, into descaling mill and shot-blasting machine, finally by
Bending straightening scale breading and high speed injection shot, mechanically remove steel strip surface iron scale, carry out prerinse, sulfuric acid washing, in
Between scrub, nitration mixture pickling, nitration mixture pickling after the reaction was completed, finally cleaned, dried, cut, examined, classified, weighed, beaten
Bundle, storage.
Compared with prior art, a kind of section nickel novel low-carbon austenic stainless steel belt of the invention and preparation method thereof has
Beneficial effect is: the stainless steel band obtained by it, has the change such as excellent obdurability, corrosion-resistant, wearability, high temperature resistant and welding
Characteristic is learned, the problems of existing steel band etc. is solved.
Specific embodiment
Combined with specific embodiments below, the present invention is furture elucidated.
Embodiment one
A kind of section nickel novel low-carbon austenic stainless steel belt of the invention, stainless steel band chemical component composition percentage by weight
Than as follows, C :≤0.05-0.08%, Si:0.30-0.65%, Mn:10.05-10.55 %, P :≤0.025-0.045%, S :≤
0.010%, Cr:13.4-13.75%, N:0.15-0.85%.
The preparation method of above-mentioned section nickel novel low-carbon austenic stainless steel belt, includes the following steps, step 1 is smelted, electric arc
Furnace and alloy melting furnace first smelt 20 tons or so general carbon steel scraps by expecting that basket is fitted into electric arc furnaces, after completing de- P operation,
It lifts temperature to 1600 DEG C of waitings tapping, then about 1.5 tons of high carbon ferro-chromes and 10 tons or so 410 waste materials is passed through into automatic charging equipment loading
In alloy melting furnace, lift temperature to 1550 DEG C and mixed in ladle with electric arc furnaces molten steel, with carburant will mix molten steel adjustment C >=
1.5%.Step 2, AOD refining furnace, molten steel enter AOD refining furnace and guarantee that temperature >=1500 DEG C are blown, phase total oxygen qi exhaustion C,
+ 50% nitrogen of the second stage of 50% oxygen takes off C and increases N, and+90% nitrogen of three phases, 10% oxygen is deep to take off C, and the fourth phase full argon gas adjusts N content, tapping
1-1.5 tons of silicomangans of preceding addition and manganese metal modifying ingredients.Step 3, LF refining furnace+conticaster, LF refining furnace station into
Trip temperature, composition adjustment feed silk Calcium treatment, after argon gas soft stirring 8-10 minutes, are hung to conticaster and carry out continuous casting, continuous casting mistake
Guarantee constant temperature, constant speed, constant level, permanent water in journey, low temperature is drawn fastly, whole process protection casting.Step 4, hot rolling, first in heating furnace
Blank is heated to 640 ± 50 DEG C by preheating section, bringing-up section is heated to 1040 ± 50 DEG C, soaking zone 1210-1250 into after furnace
DEG C, tapping temperature is at 1220-1240 DEG C, then rolling steel billet is first rolling to 375 ± 2mm of width through broken phosphorus machine, drops phosphorus through high pressure water
After processing, carrying out 5 rollings into 650 three-high bloomer of φ is that 53 ± 2mm is thick, 395 ± 5mm wide, it is rolled to 32 in ±
2mm is thick, and 398 ± 5mm wide carry out big cutting head, finally passes through the big edge rolling of finish rolling, having a size of 2.5(-0.2) * 398(+2),
It is not in the mood for 1.5 tons or so of every substance of clot of curling.Step 5, solid solution pickling, qualified hot-rolled stainless coil of strip are sent on uncoiler
Volume, is sent to open entrance pinch roll and nine roller straighteners, takes the lead by after in the guide roller pair of side, entrance pinch roll, nine rollers aligning
Machine closure, is delivered to upper clipping for steel band, the unqualified part in steel band head is removed, and is entered by turning, clamping and conveying roller and converges pinch
Machine
It is further preferred that steel band passes through delivery platform, side deflector roll before welding machine first in the step 5, centering enters MIG welding machine
The welding of steel band tail portion, punching with preceding a roll stay seam, weld seam both sides to rush crescent moon, using pinch, build and open, entrance can accelerate
Set is filled to maximum speed 160m/min to entry loop, after loop is full of, entrance speed drops to consistent with process section speed
80m/min, steel band leave entry loop, and through double roller centering rectification, idler roller tensioning enters annealing process section, and annealing furnace is to Ovshinsky
Body stainless steel carries out continuous annealing, cooling, heated-air drying, and steel band is after annealing, into descaling mill and shot-blasting machine, finally by
Bending straightening scale breading and high speed injection shot, mechanically remove steel strip surface iron scale, carry out prerinse, sulfuric acid washing, in
Between scrub, nitration mixture pickling, nitration mixture pickling after the reaction was completed, finally cleaned, dried, cut, examined, classified, weighed, beaten
Bundle, storage.
Embodiment two
A kind of section nickel novel low-carbon austenic stainless steel belt of the invention, stainless steel band chemical component composition percentage by weight
Than as follows, C :≤0.06-0.075%, Si:0.35-0.55%, Mn:10.25-10.45 %, P :≤0.030-0.040%, S :≤
0.010%, Cr:13.6-13.65%, N:0.20-0.65%.
The preparation method of above-mentioned section nickel novel low-carbon austenic stainless steel belt, includes the following steps, step 1 is smelted, electric arc
Furnace and alloy melting furnace first smelt 20 tons or so general carbon steel scraps by expecting that basket is fitted into electric arc furnaces, after completing de- P operation,
It lifts temperature to 1600 DEG C of waitings tapping, then about 1.5 tons of high carbon ferro-chromes and 10 tons or so 410 waste materials is passed through into automatic charging equipment loading
In alloy melting furnace, lift temperature to 1550 DEG C and mixed in ladle with electric arc furnaces molten steel, with carburant will mix molten steel adjustment C >=
1.5%.Step 2, AOD refining furnace, molten steel enter AOD refining furnace and guarantee that temperature >=1500 DEG C are blown, phase total oxygen qi exhaustion C,
+ 50% nitrogen of the second stage of 50% oxygen takes off C and increases N, and+90% nitrogen of three phases, 10% oxygen is deep to take off C, and the fourth phase full argon gas adjusts N content, tapping
1-1.5 tons of silicomangans of preceding addition and manganese metal modifying ingredients.Step 3, LF refining furnace+conticaster, LF refining furnace station into
Trip temperature, composition adjustment feed silk Calcium treatment, after argon gas soft stirring 8-10 minutes, are hung to conticaster and carry out continuous casting, continuous casting mistake
Guarantee constant temperature, constant speed, constant level, permanent water in journey, low temperature is drawn fastly, whole process protection casting.Step 4, hot rolling, first in heating furnace
Blank is heated to 640 ± 50 DEG C by preheating section, bringing-up section is heated to 1040 ± 50 DEG C, soaking zone 1210-1250 into after furnace
DEG C, tapping temperature is at 1220-1240 DEG C, then rolling steel billet is first rolling to 375 ± 2mm of width through broken phosphorus machine, drops phosphorus through high pressure water
After processing, carrying out 5 rollings into 650 three-high bloomer of φ is that 53 ± 2mm is thick, 395 ± 5mm wide, it is rolled to 32 in ±
2mm is thick, and 398 ± 5mm wide carry out big cutting head, finally passes through the big edge rolling of finish rolling, having a size of 2.5(-0.2) * 398(+2),
It is not in the mood for 1.5 tons or so of every substance of clot of curling.Step 5, solid solution pickling, qualified hot-rolled stainless coil of strip are sent on uncoiler
Volume, is sent to open entrance pinch roll and nine roller straighteners, takes the lead by after in the guide roller pair of side, entrance pinch roll, nine rollers aligning
Machine closure, is delivered to upper clipping for steel band, the unqualified part in steel band head is removed, and is entered by turning, clamping and conveying roller and converges pinch
Machine
It is further preferred that steel band passes through delivery platform, side deflector roll before welding machine first in the step 5, centering enters MIG welding machine
The welding of steel band tail portion, punching with preceding a roll stay seam, weld seam both sides to rush crescent moon, using pinch, build and open, entrance can accelerate
Set is filled to maximum speed 160m/min to entry loop, after loop is full of, entrance speed drops to consistent with process section speed
80m/min, steel band leave entry loop, and through double roller centering rectification, idler roller tensioning enters annealing process section, and annealing furnace is to Ovshinsky
Body stainless steel carries out continuous annealing, cooling, heated-air drying, and steel band is after annealing, into descaling mill and shot-blasting machine, finally by
Bending straightening scale breading and high speed injection shot, mechanically remove steel strip surface iron scale, carry out prerinse, sulfuric acid washing, in
Between scrub, nitration mixture pickling, nitration mixture pickling after the reaction was completed, finally cleaned, dried, cut, examined, classified, weighed, beaten
Bundle, storage.
The present embodiment one or the section nickel novel low-carbon austenic stainless steel belt of embodiment two and preparation method thereof, obtained by
Stainless steel band, have the chemical characteristics such as excellent obdurability, corrosion-resistant, wearability, high temperature resistant and welding, solve existing steel band
Deng the problems of, while the technological process of production design rationally, saved production cost and time, improve production efficiency and
Quality of finished.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
It for member, without departing from the principle of the present invention, can also make several improvements, these improvement also should be regarded as of the invention
Protection scope.
Claims (4)
1. a kind of section nickel novel low-carbon austenic stainless steel belt, it is characterised in that: the stainless steel band chemical component composition is by weight
It is as follows to measure percentage, C :≤0.05-0.08%, Si:0.30-0.65%, Mn:10.05-10.55 %, P :≤0.025-0.045%,
S :≤0.010%, Cr:13.4-13.75%, N:0.15-0.85%.
2. a kind of section nickel novel low-carbon austenic stainless steel belt according to claim 1, it is characterised in that: the stainless steel
Band chemical component forms as follows by weight percentage, C :≤0.06-0.075%, Si:0.35-0.55%, Mn:10.25-10.45
%, P :≤0.030-0.040%, S :≤0.010%, Cr:13.6-13.65%, N:0.20-0.65%.
3. a kind of preparation method of section nickel novel low-carbon austenic stainless steel belt according to claim 1 or 2, feature exist
In: include the following steps,
Step 1 is smelted, electric arc furnaces and alloy melting furnace, first by 20 tons or so general carbon steel scraps by expecting that basket is fitted into electric arc furnaces
It smelts, after completing de- P operation, lifts temperature to 1600 DEG C of waiting tappings, then will about 1.5 tons of high carbon ferro-chromes and 10 tons or so 410 waste materials
It is fitted into alloy melting furnace by automatic charging equipment, lifts temperature to 1550 DEG C and mixed in ladle with electric arc furnaces molten steel, use carburetting
Agent will mix molten steel and adjust C >=1.5%；
Step 2, AOD refining furnace, molten steel enter AOD refining furnace and guarantee that temperature >=1500 DEG C are blown, phase total oxygen qi exhaustion C,
+ 50% nitrogen of the second stage of 50% oxygen takes off C and increases N, and+90% nitrogen of three phases, 10% oxygen is deep to take off C, and the fourth phase full argon gas adjusts N content, tapping
1-1.5 tons of silicomangans of preceding addition and manganese metal modifying ingredients；
Step 3, LF refining furnace+conticaster carry out temperature, composition adjustment in LF refining furnace station, feed silk Calcium treatment, argon gas is soft to be stirred
It after mixing 8-10 minutes, is hung to conticaster and carries out continuous casting, guarantee constant temperature, constant speed, constant level, permanent water in continuous casting process, it is low
Wen Kuaila, whole process protection casting；
Step 4, hot rolling, blank is heated to 640 ± 50 DEG C by preheating section, bringing-up section is heated into after furnace first in heating furnace
1040 ± 50 DEG C, 1210-1250 DEG C of soaking zone, tapping temperature is at 1220-1240 DEG C, then rolling steel billet is first rolling to through broken phosphorus machine
375 ± 2mm of width, it is thick for 53 ± 2mm into 650 three-high bloomer of φ progress, 5 rolling after high pressure water drop phosphorus processing, 395
± 5mm wide is rolled to 32 ± 2mm thickness in, and 398 ± 5mm wide carry out big cutting head, finally passes through the big edge rolling of finish rolling,
Having a size of 2.5(-0.2) * 398(+2), it is not in the mood for 1.5 tons or so of every substance of clot of curling；
Step 5, solid solution pickling, qualified hot-rolled stainless coil of strip, which is sent on uncoiler, to be rolled up, and open entrance pinch roll and nine is sent to
Roller straightener, takes the lead by the way that after in the guide roller pair of side, steel band is delivered to upper clipping by entrance pinch roll, nine roller straighteners closure,
The unqualified part in steel band head is removed, and is entered by turning, clamping and conveying roller and converges pinch machine.
4. a kind of preparation method of section nickel novel low-carbon austenic stainless steel belt according to claim 3, it is characterised in that:
Steel band passes through delivery platform, side deflector roll before welding machine first in the step 5, and centering enters the steel band tail of MIG welding machine Yu preceding a roll
Portion's welding, punching stay seam, weld seam both sides to rush crescent moon, using pinch, build and open, entrance can accelerate to maximum speed 160m/
Min fills set to entry loop, and after loop is full of, entrance speed drops to 80m/min consistent with process section speed, steel band leave into
Mouth loop, through double roller centering rectification, idler roller tensioning enters annealing process section, and annealing furnace continuously moves back austenitic stainless steel
Fire, cooling, heated-air drying, steel band is after annealing, into descaling mill and shot-blasting machine, finally by bending straightening scale breading and high speed
Shot is sprayed, steel strip surface iron scale is mechanically removed, prerinse, sulfuric acid washing, intermediate scrub, nitration mixture pickling is carried out, mixes
Pickling after the reaction was completed, is finally cleaned, is dried, being cut, being examined, being classified, being weighed, bundling, storage.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111203693A (en) * | 2020-01-20 | 2020-05-29 | 湖南泰嘉新材料科技股份有限公司 | Manufacturing process and production line of bimetal composite steel strip |
| CN115558935A (en) * | 2022-10-18 | 2023-01-03 | 山西太钢不锈钢股份有限公司 | Annealing and pickling method for hot-rolled austenitic stainless steel strip steel after surface overburning |
| CN117363859A (en) * | 2023-10-31 | 2024-01-09 | 江苏苏讯新材料科技股份有限公司 | High-strength high Tu Yin adhesion thinned stainless steel strip material and production process thereof |
| CN115558935B (en) * | 2022-10-18 | 2024-05-03 | 山西太钢不锈钢股份有限公司 | Annealing and pickling method for surface overburning of hot rolled austenitic stainless steel strip steel |
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| CN111203693A (en) * | 2020-01-20 | 2020-05-29 | 湖南泰嘉新材料科技股份有限公司 | Manufacturing process and production line of bimetal composite steel strip |
| CN111203693B (en) * | 2020-01-20 | 2021-09-14 | 湖南泰嘉新材料科技股份有限公司 | Manufacturing process and production line of bimetal composite steel strip |
| CN115558935A (en) * | 2022-10-18 | 2023-01-03 | 山西太钢不锈钢股份有限公司 | Annealing and pickling method for hot-rolled austenitic stainless steel strip steel after surface overburning |
| CN115558935B (en) * | 2022-10-18 | 2024-05-03 | 山西太钢不锈钢股份有限公司 | Annealing and pickling method for surface overburning of hot rolled austenitic stainless steel strip steel |
| CN117363859A (en) * | 2023-10-31 | 2024-01-09 | 江苏苏讯新材料科技股份有限公司 | High-strength high Tu Yin adhesion thinned stainless steel strip material and production process thereof |
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