CN111112329A - Cold rolling method for superhard stainless steel - Google Patents
Cold rolling method for superhard stainless steel Download PDFInfo
- Publication number
- CN111112329A CN111112329A CN202010005955.1A CN202010005955A CN111112329A CN 111112329 A CN111112329 A CN 111112329A CN 202010005955 A CN202010005955 A CN 202010005955A CN 111112329 A CN111112329 A CN 111112329A
- Authority
- CN
- China
- Prior art keywords
- cold rolling
- stainless steel
- deformation
- pass
- subjected
- 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
Links
- 238000005097 cold rolling Methods 0.000 title claims abstract description 151
- 239000010935 stainless steel Substances 0.000 title claims abstract description 71
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- 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
- B21B1/22—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 plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
-
- 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
- B21B1/22—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 plates, strips, bands or sheets of indefinite length
- B21B2001/221—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 plates, strips, bands or sheets of indefinite length by cold-rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention discloses a cold rolling method of superhard stainless steel, which comprises the following steps: firstly, selecting a stainless steel blank with the thickness of 0.05-1.0 mm; then, rolling the stainless steel blank in six passes, and controlling the cold rolling deformation amount to be 50-60%; controlling the deformation of the first pass to be 28%; the deformation of the second pass is 22%; the deformation of the third pass is 18 percent; the deformation of the fourth pass is 16%; the deformation of the fifth pass is 12 percent; the deformation of the sixth pass is 5-8%; according to the invention, the mechanical property of the finished product is improved by controlling the cold rolling deformation of six-pass cold rolling, and the 301 superhard stainless steel with the thickness of 0.03mm is obtained.
Description
Technical Field
The invention relates to a production method of superhard stainless steel, in particular to a cold rolling method of superhard stainless steel with the thickness of 0.03 mm.
Background
A high alloy steel which resists corrosion in air or a chemically corrosive medium has a beautiful surface and good corrosion resistance, and can exhibit its inherent surface properties without being subjected to surface treatment such as color plating, and is used for various steel materials, which is generally called stainless steel.
301 superhard stainless steel has good ductility and is used for forming products. It can be rapidly hardened by machining, and has good weldability. The wear resistance and fatigue strength are better than those of 304 stainless steel, the contents of Cr and Ni are lower than those of 304 stainless steel, and the steel has magnetism after cold rolling.
The thickness of the existing common 301 superhard stainless steel is between 0.05 and 0.8mm, the application field of the cold-rolled stainless precision strip steel is continuously expanded along with the continuous development of national economy, the requirements on the plate shape control precision, the thickness tolerance, the surface quality of a product and the like of the product are continuously improved, and the stainless steel is developed towards the direction of being thinner, harder and flatter.
Disclosure of Invention
The invention aims to solve the technical problem of providing a cold rolling method of superhard stainless steel to obtain 301 superhard stainless steel with the thickness of 0.03 mm.
In order to solve the technical problems, the invention adopts the following technical scheme: a cold rolling method of superhard stainless steel is characterized in that: the method comprises the following steps:
(1) selecting a stainless steel blank with the thickness of 0.05-1.0 mm;
(2) and (3) rolling the stainless steel blank in six passes, and controlling the cold rolling deformation amount to be 50-60%.
Further, the step (2) is specifically as follows: carrying out first cold rolling on the stainless steel strip blank by a first cold rolling mill; carrying out second-pass cold rolling on the stainless steel strip blank subjected to the first-pass cold rolling through a second cold rolling mill; carrying out third cold rolling on the stainless steel strip blank subjected to the second cold rolling through a third cold rolling mill; carrying out fourth cold rolling on the stainless steel strip blank subjected to the third cold rolling through a fourth cold rolling mill; carrying out fifth-pass cold rolling on the stainless steel strip blank subjected to the fourth-pass cold rolling through a fifth cold rolling mill; carrying out sixth cold rolling on the stainless steel strip blank subjected to the fifth cold rolling through a sixth cold rolling mill; the cold rolling deformation is controlled to be 50-60%.
Further, in the step (2), the stainless steel strip blank is subjected to a first cold rolling by a first cold rolling mill, and the deformation of the first cold rolling is controlled to be 28%.
Further, in the step (2), the stainless steel strip blank after the first cold rolling is subjected to second cold rolling by a second cold rolling mill; the deformation of the second cold rolling is controlled to be 22 percent.
Further, carrying out third cold rolling on the stainless steel strip blank subjected to the second cold rolling through a third cold rolling mill; the deformation of the third cold rolling is controlled to be 18 percent.
Further, carrying out fourth-pass cold rolling on the stainless steel strip blank subjected to the third cold rolling through a fourth cold rolling mill; the deformation of the fourth cold rolling is controlled to be 16 percent.
Further, performing fifth-pass cold rolling on the stainless steel strip blank subjected to the fourth-pass cold rolling through a fifth cold rolling mill; the deformation of the fifth cold rolling is controlled to be 12 percent.
Further, carrying out sixth-pass cold rolling on the stainless steel strip blank subjected to fifth-pass cold rolling through a sixth cold rolling mill; and controlling the deformation of the sixth cold rolling to be 5-8%.
The invention has the beneficial effects that:
1) the cold rolling treatment of the invention is full continuous six-continuous stainless steel rolling, the production efficiency is high, the yield is high, the production cost per ton of steel is low, and the invention has the advantages of high yield, high efficiency, energy saving, environmental protection and the like;
2) according to the invention, the mechanical property of the finished product is improved by controlling the cold rolling deformation of six-pass cold rolling, and the 301 superhard stainless steel with the thickness of 0.03mm is obtained.
3) Through the cold rolling process, the 301 superhard stainless steel adapts to the development requirements of being thinner, harder and flatter.
Detailed Description
The technical solution of the present invention will be clearly and completely described by the following detailed description.
Examples
The invention discloses a cold rolling method of superhard stainless steel, which comprises the following steps:
(1) selecting a stainless steel blank with the thickness of 0.05-1.0 mm;
(2) rolling the stainless steel blank in six passes, and carrying out first cold rolling on the stainless steel strip blank by a first cold rolling mill; carrying out second-pass cold rolling on the stainless steel strip blank subjected to the first-pass cold rolling through a second cold rolling mill; carrying out third cold rolling on the stainless steel strip blank subjected to the second cold rolling through a third cold rolling mill; carrying out fourth cold rolling on the stainless steel strip blank subjected to the third cold rolling through a fourth cold rolling mill; carrying out fifth-pass cold rolling on the stainless steel strip blank subjected to the fourth-pass cold rolling through a fifth cold rolling mill; carrying out sixth cold rolling on the stainless steel strip blank subjected to the fifth cold rolling through a sixth cold rolling mill; the total cold rolling deformation is controlled to be 50-60%.
The stainless steel strip blank is subjected to first cold rolling through a first cold rolling mill, and the deformation of the first cold rolling is controlled to be 28%. Carrying out second-pass cold rolling on the stainless steel strip blank subjected to the first-pass cold rolling through a second cold rolling mill; the deformation of the second cold rolling is controlled to be 22 percent. Carrying out third cold rolling on the stainless steel strip blank subjected to the second cold rolling through a third cold rolling mill; the deformation of the third cold rolling is controlled to be 18 percent. Carrying out fourth cold rolling on the stainless steel strip blank subjected to the third cold rolling through a fourth cold rolling mill; the deformation of the fourth cold rolling is controlled to be 16 percent. Carrying out fifth-pass cold rolling on the stainless steel strip blank subjected to the fourth-pass cold rolling through a fifth cold rolling mill; the deformation of the fifth cold rolling is controlled to be 12 percent. Carrying out sixth cold rolling on the stainless steel strip blank subjected to the fifth cold rolling through a sixth cold rolling mill; and controlling the deformation of the sixth cold rolling to be 5-8%.
And cleaning the stainless steel strip blank subjected to the sixth cold rolling.
According to the invention, the 301 superhard stainless steel with the thickness of 0.03mm can be obtained by controlling the cold rolling deformation of six-pass cold rolling.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.
Claims (8)
1. A cold rolling method of superhard stainless steel is characterized in that: the method comprises the following steps:
(1) selecting a stainless steel blank with the thickness of 0.05-1.0 mm;
(2) and (3) rolling the stainless steel blank in six passes, and controlling the cold rolling deformation amount to be 50-60%.
2. A cold rolling method of a superhard stainless steel according to claim 1, wherein: the step (2) is specifically as follows: carrying out first cold rolling on the stainless steel strip blank by a first cold rolling mill;
carrying out second-pass cold rolling on the stainless steel strip blank subjected to the first-pass cold rolling through a second cold rolling mill;
carrying out third cold rolling on the stainless steel strip blank subjected to the second cold rolling through a third cold rolling mill;
carrying out fourth cold rolling on the stainless steel strip blank subjected to the third cold rolling through a fourth cold rolling mill;
carrying out fifth-pass cold rolling on the stainless steel strip blank subjected to the fourth-pass cold rolling through a fifth cold rolling mill;
carrying out sixth cold rolling on the stainless steel strip blank subjected to the fifth cold rolling through a sixth cold rolling mill;
the cold rolling deformation is controlled to be 50-60%.
3. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank is subjected to first cold rolling through a first cold rolling mill, and the deformation of the first cold rolling is controlled to be 28%.
4. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank subjected to the first cold rolling is subjected to second cold rolling by a second cold rolling mill; the deformation of the second cold rolling is controlled to be 22 percent.
5. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank subjected to the second-pass cold rolling is subjected to a third-pass cold rolling through a third cold rolling mill; the deformation of the third cold rolling is controlled to be 18 percent.
6. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank subjected to the third cold rolling is subjected to fourth cold rolling by a fourth cold rolling mill; the deformation of the fourth cold rolling is controlled to be 16 percent.
7. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank subjected to the fourth-pass cold rolling is subjected to fifth-pass cold rolling through a fifth cold rolling mill; the deformation of the fifth cold rolling is controlled to be 12 percent.
8. A cold rolling method of a superhard stainless steel according to claim 1 or 2, wherein: in the step (2), the stainless steel strip blank subjected to the fifth-pass cold rolling is subjected to sixth-pass cold rolling through a sixth cold rolling mill; and controlling the deformation of the sixth cold rolling to be 5-8%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005955.1A CN111112329A (en) | 2020-01-03 | 2020-01-03 | Cold rolling method for superhard stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005955.1A CN111112329A (en) | 2020-01-03 | 2020-01-03 | Cold rolling method for superhard stainless steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111112329A true CN111112329A (en) | 2020-05-08 |
Family
ID=70507738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010005955.1A Pending CN111112329A (en) | 2020-01-03 | 2020-01-03 | Cold rolling method for superhard stainless steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111112329A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997033706A1 (en) * | 1996-03-15 | 1997-09-18 | Kawasaki Steel Corporation | Ultra-thin sheet steel and method for manufacturing the same |
| CN101614317A (en) * | 2009-07-28 | 2009-12-30 | 西南铝业（集团）有限责任公司 | A kind of preparation method of aluminum alloy plate materials |
| JP2014057983A (en) * | 2012-09-18 | 2014-04-03 | Nippon Steel & Sumitomo Metal | Method for manufacturing stainless cold rolled steel strip |
| CN106180189A (en) * | 2016-07-25 | 2016-12-07 | 广东基泰智能设备有限公司 | A kind of multiple roll calender device |
| CN107030110A (en) * | 2017-04-20 | 2017-08-11 | 张家港浦项不锈钢有限公司 | A kind of cold rolling process of thin stainless steel band |
| CN109530435A (en) * | 2018-12-11 | 2019-03-29 | 佛山市诚德新材料有限公司 | A kind of cold rolling process and stainless steel band of stainless steel band |
| CN209647212U (en) * | 2018-12-11 | 2019-11-19 | 佛山市诚德新材料有限公司 | A kind of Cold Rolling System of stainless steel band |
-
2020
- 2020-01-03 CN CN202010005955.1A patent/CN111112329A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997033706A1 (en) * | 1996-03-15 | 1997-09-18 | Kawasaki Steel Corporation | Ultra-thin sheet steel and method for manufacturing the same |
| CN101614317A (en) * | 2009-07-28 | 2009-12-30 | 西南铝业（集团）有限责任公司 | A kind of preparation method of aluminum alloy plate materials |
| JP2014057983A (en) * | 2012-09-18 | 2014-04-03 | Nippon Steel & Sumitomo Metal | Method for manufacturing stainless cold rolled steel strip |
| CN106180189A (en) * | 2016-07-25 | 2016-12-07 | 广东基泰智能设备有限公司 | A kind of multiple roll calender device |
| CN107030110A (en) * | 2017-04-20 | 2017-08-11 | 张家港浦项不锈钢有限公司 | A kind of cold rolling process of thin stainless steel band |
| CN109530435A (en) * | 2018-12-11 | 2019-03-29 | 佛山市诚德新材料有限公司 | A kind of cold rolling process and stainless steel band of stainless steel band |
| CN209647212U (en) * | 2018-12-11 | 2019-11-19 | 佛山市诚德新材料有限公司 | A kind of Cold Rolling System of stainless steel band |
Non-Patent Citations (2)
| Title |
|---|
| 李龙等: "界面Ni层对热轧不锈钢复合板结合性能的影响 ", 《材料热处理学报》 * |
| 赵娜娜等: "304奥氏体不锈钢薄板带冷轧过程数值模拟 ", 《内蒙古科技大学学报》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100374241C (en) | OOCr22Ni5MO3N high-nitrogen steel seamless steel pipe manufacturing method | |
| CN103014445B (en) | 5052 aluminum alloy end stock substrate and production method thereof | |
| CN102688966B (en) | Cold forging method and metal housing processing method | |
| CN108165822B (en) | Preparation method of TA2 cold-rolled titanium strip for low-strength and easy-to-form welded pipe | |
| CN111842487B (en) | Cold rolling process of hastelloy C276 | |
| CN112718864B (en) | Production method for improving deep drawing performance of titanium strip coil for nuclear power plate heat exchanger | |
| CN111085542B (en) | Method for improving pitting defects on surface of cold-rolled 316L stainless steel | |
| CN109692873B (en) | Thin-clad titanium steel composite plate and preparation method thereof | |
| CN112718861B (en) | Light alloy rolling composite forming process method capable of controlling edge crack | |
| CN104190840A (en) | Die structure for hot upset forging of stainless steel bolt | |
| CN103089781A (en) | Method for machining high-strength double end bolt | |
| CN107345290A (en) | A kind of manufacture method of TC4 titanium alloy thin walls ring | |
| CN110453148A (en) | A kind of ultra-wide economizing type two phase stainless steel cut deal and its manufacturing method | |
| CN109530435B (en) | Cold rolling method of stainless steel band and stainless steel band | |
| CN114959458A (en) | Manufacturing method of hot-rolled H-shaped steel for DH36 ocean engineering structure | |
| CN111940507A (en) | Process for rolling thin and wide titanium plate in one fire | |
| CN111112329A (en) | Cold rolling method for superhard stainless steel | |
| CN112008339A (en) | Machining process for microalloying machining and strengthening U-shaped bolt | |
| CN110863147A (en) | Q690 corrosion-resistant steel for mine environment service and preparation method thereof | |
| CN116175099A (en) | Production method of extra-thick module steel for corrosion-resistant die | |
| CN114517272A (en) | Thin alloy steel and production method thereof | |
| CN112680657B (en) | Method for manufacturing non-ferrous hot-rolled semi-high-speed steel working roll | |
| CN113265603A (en) | Preparation method of titanium plate for deep drawing | |
| CN111286592A (en) | Production process of hot-rolled X80 pipeline steel with thickness specification of 21.4mm | |
| CN112048644A (en) | Aluminum alloy material special for air condition compressor pump body and production process method |
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: 20200508 |
|
| RJ01 | Rejection of invention patent application after publication |