CN111282994A - Stainless steel material rolling method and stainless steel - Google Patents
Stainless steel material rolling method and stainless steel Download PDFInfo
- Publication number
- CN111282994A CN111282994A CN202010097104.4A CN202010097104A CN111282994A CN 111282994 A CN111282994 A CN 111282994A CN 202010097104 A CN202010097104 A CN 202010097104A CN 111282994 A CN111282994 A CN 111282994A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- rolling
- steel plate
- temperature
- annealing
- 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.)
- Granted
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 192
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 188
- 239000010935 stainless steel Substances 0.000 title claims abstract description 188
- 238000000034 method Methods 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 title claims abstract description 32
- 238000000137 annealing Methods 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000003746 surface roughness Effects 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
The invention discloses a rolling method of a stainless steel material, which comprises the following steps: the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material; step two: rolling the stainless steel plate from the thickness of 2.5mm to 0.62mm, and annealing the stainless steel plate after rolling; step three: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1264 ℃ at a heating rate of 20-30 ℃/min, keeping the temperature for 1-2h, and cooling the stainless steel plate at a cooling rate of more than 200 ℃/min; step four: and rolling the stainless steel plate from 0.32mm to 0.2mm, and annealing the stainless steel plate after rolling to obtain a stainless steel finished product. The invention provides the stainless steel prepared by the stainless steel material rolling method, and the stainless steel material rolling method can effectively improve the tensile strength of the rolled stainless steel.
Description
Technical Field
The invention relates to the technical field of metal material processing, in particular to a stainless steel material rolling method and stainless steel.
Background
The ultrathin precise stainless steel band enters the fields of aerospace, petrochemical industry, medical electronics, communication semiconductors, automobile parts, computer products and the like at present, has very high added value, and also puts higher requirements on the metal characteristics, corrosion resistance and surface quality of the stainless steel.
The traditional stainless steel cold-rolled strip steel is usually required to be subjected to an annealing process after rolling is finished so as to ensure the quality of the strip steel, and the existing stainless steel material rolling method cannot well ensure the tensile strength of the stainless steel.
Disclosure of Invention
The invention discloses a stainless steel material rolling method and stainless steel, aiming at the problem that the tensile strength of the rolled stainless steel is insufficient in the existing stainless steel rolling method.
The invention discloses a rolling method of a stainless steel material, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-943 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1264 ℃ at a heating rate of 20-30 ℃/min, keeping the temperature for 1-2h, and cooling the stainless steel plate at a cooling rate of more than 200 ℃/min;
step four: and (3) rolling for the third time: and (3) passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 0.32mm to the thickness of 0.2mm, and annealing the stainless steel plate after rolling at the annealing temperature of 1087 and 1132 ℃ to obtain a stainless steel finished product.
Further, the outer diameter of the rolling roller adopted in the operation of the primary rolling is 32-42mm, and the rolling force is 400-450N; the outer diameter of the rolling roller adopted in the secondary rolling operation is 23-28mm, and the rolling force is 350-400N; the external diameter of the rolling roller adopted in the three-time rolling operation is 34-39mm, and the rolling force is 300-350N.
Further, in the operations of the "primary rolling", "secondary rolling" and "tertiary rolling", the roughness of the rolling rolls is 1 to 5 μm.
Further, in the "secondary rolling" operation, the stainless steel plate heated to 1210-.
Further, in the 'third rolling' operation, the stainless steel plate passes through an annealing furnace, and the temperature in the first area in the annealing furnace is controlled at 1210-; controlling the temperature in the second area furnace to be 1220-1230 ℃; the temperature in the third zone furnace is controlled at 1230-1240 ℃; the temperature in the fourth zone furnace is controlled at 1240-1264 ℃.
Further, the stainless steel comprises the following components in percentage by weight: 0.02-0.03% of C, 0.1-0.3% of Si, 0.3-0.9% of Mn, 0.001-0.02% of P, 13-19% of Cr, and the balance of Fe.
Further, the rolled stainless steel plate is straightened and leveled, and the elongation percentage is as follows: 0.2-2.5%; the withdrawal and straightening speed is as follows: 175-185 m/min; the straightness is not more than 0.5 mm; the surface roughness Ra is less than 25 um.
The invention also discloses stainless steel which is prepared by adopting the stainless steel material rolling method.
Compared with the existing stainless steel rolling method, the method adopts a three-time rolling mode to process the stainless steel material, controls the annealing temperatures of different rolling procedures, simultaneously heats the stainless steel plate to 1210-1264 ℃ at a heating rate of 20-30 ℃/min in the secondary rolling process, keeps the temperature for 1-2h, cools the stainless steel plate at a cooling rate of more than 200 ℃/min, and tests show that the material strength of the stainless steel is ensured and the tensile property of the stainless steel is improved through the last rolling treatment.
Detailed Description
The invention discloses a stainless steel material rolling method and stainless steel.
The technical solutions of the present invention will be described clearly and completely below, and it is obvious that the description is only a part of the embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention discloses a rolling method of a stainless steel material, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-943 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1264 ℃ at a heating rate of 20-30 ℃/min, keeping the temperature for 1-2h, and cooling the stainless steel plate at a cooling rate of more than 200 ℃/min;
step four: and (3) rolling for the third time: and (3) passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 0.32mm to the thickness of 0.2mm, and annealing the stainless steel plate after rolling at the annealing temperature of 1087 and 1132 ℃ to obtain a stainless steel finished product.
The stainless steel material rolling method adopts a three-time rolling mode to process the stainless steel material, annealing temperatures of different rolling procedures are controlled, meanwhile, in the secondary rolling process, the temperature of the stainless steel plate is increased to 1210-1264 ℃ from the temperature increasing speed of 20-30 ℃/min, the temperature of the stainless steel plate is reduced at the temperature decreasing speed of more than 200 ℃/min after the stainless steel plate is kept for 1-2h, and tests show that the material strength of the stainless steel is ensured and the tensile property of the stainless steel is improved through the last rolling treatment.
In the invention, the outer diameter of the rolling roller adopted in the primary rolling operation is 32-42mm, and the rolling force is 400-450N; the outer diameter of the rolling roller adopted in the secondary rolling operation is 23-28mm, and the rolling force is 350-400N; the external diameter of the rolling roller adopted in the three-time rolling operation is 34-39mm, and the rolling force is 300-350N.
In the present invention, in the "primary rolling", "secondary rolling" and "tertiary rolling" operations, the roughness of the rolling rolls is 1 to 5 μm.
In the present invention, in the "secondary rolling" operation, the stainless steel sheet heated to 1210-.
In the invention, in the 'three-time rolling' operation, the stainless steel plate passes through an annealing furnace, and the temperature in a first area in the annealing furnace is controlled at 1210-1220 ℃; controlling the temperature in the second area furnace to be 1220-1230 ℃; the temperature in the third zone furnace is controlled at 1230-1240 ℃; the temperature in the fourth zone furnace is controlled at 1240-1264 ℃.
In the invention, the stainless steel comprises the following components in percentage by weight: 0.02-0.03% of C, 0.1-0.3% of Si, 0.3-0.9% of Mn, 0.001-0.02% of P, 13-19% of Cr, and the balance of Fe.
In the invention, the rolled stainless steel plate is straightened and leveled, and the elongation is as follows: 0.2-2.5%; the withdrawal and straightening speed is as follows: 175-185 m/min; the straightness is not more than 0.5 mm; the surface roughness Ra is less than 25 um.
The invention also discloses stainless steel which is prepared by adopting the stainless steel material rolling method.
The invention is illustrated by the following specific examples:
example 1:
the embodiment discloses a stainless steel material rolling method, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-893 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1220 ℃ at the heating rate of 25 ℃/min, keeping the temperature for 2h, and passing the stainless steel plate heated to 1210-1220 ℃ through water at the temperature of 9 ℃ to rapidly cool the stainless steel plate;
step four: and (3) rolling for the third time: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.32mm to 0.2mm, annealing the stainless steel plate after rolling, passing the stainless steel plate through an annealing furnace, and controlling the temperature in a first area in the annealing furnace to 1215 ℃; the temperature in the second area furnace is controlled at 1225 ℃; the temperature in the third area furnace is controlled to be 1235 ℃; and controlling the temperature in the fourth zone furnace at 1250 ℃, and cooling to obtain a stainless steel finished product S1.
Example 2:
the embodiment discloses a stainless steel material rolling method, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling, wherein the annealing temperature is 897-905 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1253-;
step four: and (3) rolling for the third time: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.32mm to 0.2mm in thickness, annealing the stainless steel plate after rolling, and passing the stainless steel plate through an annealing furnace, wherein the temperature in a first area in the annealing furnace is controlled at 1220 ℃; the temperature in the second area furnace is controlled at 1229 ℃; the temperature in the third area furnace is controlled at 1230 ℃; and controlling the temperature in the fourth area furnace to 1263 ℃, and cooling to obtain a stainless steel finished product S2.
Example 3:
the embodiment discloses a stainless steel material rolling method, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling, wherein the annealing temperature is 935-943 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1236-1252 ℃ at a heating rate of 20-30 ℃/min, keeping the temperature for 1-2h, and passing the stainless steel plate heated to 1236-1252 ℃ through water at the temperature of 3 ℃ to rapidly cool the stainless steel plate;
step four: and (3) rolling for the third time: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.32mm to 0.2mm in thickness, annealing the stainless steel plate after rolling, and passing the stainless steel plate through an annealing furnace, wherein the temperature in a first area in the annealing furnace is controlled at 1210 ℃; controlling the temperature in the second area furnace to be 1230 ℃; the temperature in the third area furnace is controlled to be 1240 ℃; and controlling the temperature in the fourth zone furnace to be 1253 ℃, and cooling to obtain a stainless steel finished product S3.
Comparative example 1:
the comparative example is used for comparative illustration, and discloses a stainless steel material rolling method, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-893 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1220 ℃ at the heating rate of 25 ℃/min, keeping the temperature for 2h, and naturally cooling the stainless steel plate at room temperature;
step four: and (3) rolling for the third time: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.32mm to 0.2mm, annealing the stainless steel plate after rolling, passing the stainless steel plate through an annealing furnace, and controlling the temperature in a first area in the annealing furnace to 1215 ℃; the temperature in the second area furnace is controlled at 1225 ℃; the temperature in the third area furnace is controlled to be 1235 ℃; the temperature in the fourth zone furnace is controlled at 1250 ℃, and the stainless steel finished product D1 is obtained after cooling.
Comparative example 2:
the comparative example is used for comparative illustration, and discloses a stainless steel material rolling method, which comprises the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-893 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1220 ℃ at the heating rate of 25 ℃/min, keeping the temperature for 2h, and passing the stainless steel plate heated to 1210-1220 ℃ through water at the temperature of 9 ℃ to rapidly cool the stainless steel plate to obtain a stainless steel finished product D2.
Sample detection
Tensile tests were conducted on product samples S1, S2, S3 obtained in examples 1 to 3 and product samples D1 and D2 obtained in comparative examples 1 and 2.
The samples S1, S2 and S3 are tested in pairs with the samples D1 and D2, one ends of the two samples to be tested are connected through welding, the other ends of the two samples are clamped through a hydraulic mechanism, the two samples are far away from each other, and the tensile strength of the tensile fracture samples is low.
The detection result shows that the tensile strength of the sample is as follows: s2 > S1 > S3 > D2 > D1.
In conclusion, the rolling method of the stainless steel material provided by the invention can effectively improve the tensile strength of the rolled stainless steel and avoid the deterioration of the stainless steel performance caused by rolling.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (8)
1. A rolling method of a stainless steel material is characterized by comprising the following steps:
the method comprises the following steps: adopting a stainless steel plate with the thickness of 2.5mm as a rolling raw material;
step two: primary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 2.5mm to the thickness of 0.62mm, and annealing the stainless steel plate after rolling at the annealing temperature of 885-943 ℃;
step three: secondary rolling: passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from 0.62mm to 0.32mm, carrying out heat treatment on the stainless steel plate after rolling, heating the stainless steel plate to 1210-1264 ℃ at a heating rate of 20-30 ℃/min, keeping the temperature for 1-2h, and cooling the stainless steel plate at a cooling rate of more than 200 ℃/min;
step four: and (3) rolling for the third time: and (3) passing the stainless steel plate through a rolling roller, rolling the stainless steel plate from the thickness of 0.32mm to the thickness of 0.2mm, and annealing the stainless steel plate after rolling at the annealing temperature of 1087 and 1132 ℃ to obtain a stainless steel finished product.
2. The rolling method of a stainless steel material as claimed in claim 1, wherein the outer diameter of the rolling rolls used in the "one-pass" operation is 32-42mm, and the rolling force is 400-450N; the outer diameter of the rolling roller adopted in the secondary rolling operation is 23-28mm, and the rolling force is 350-400N; the external diameter of the rolling roller adopted in the three-time rolling operation is 34-39mm, and the rolling force is 300-350N.
3. A rolling method of a stainless steel material according to claim 1, characterized in that in said "primary rolling", "secondary rolling" and "tertiary rolling" operations, the roughness of the rolling rolls is 1-5 μm.
4. The rolling method of a stainless steel material as claimed in claim 1, wherein in the "secondary rolling" operation, the stainless steel plate heated to 1210-1264 ℃ is rapidly cooled by passing water below 10 ℃.
5. The rolling method of a stainless steel material as claimed in claim 1, wherein in the 'three-time rolling' operation, the stainless steel plate is passed through an annealing furnace, and the temperature in the first zone in the annealing furnace is controlled at 1210-; controlling the temperature in the second area furnace to be 1220-1230 ℃; the temperature in the third zone furnace is controlled at 1230-1240 ℃; the temperature in the fourth zone furnace is controlled at 1240-1264 ℃.
6. A rolling method of a stainless steel material according to claim 1, characterized in that the stainless steel comprises the following components in percentage by weight: 0.02-0.03% of C, 0.1-0.3% of Si, 0.3-0.9% of Mn, 0.001-0.02% of P, 13-19% of Cr, and the balance of Fe.
7. The rolling method of a stainless steel material as claimed in claim 1, wherein the rolled stainless steel sheet is straightened and leveled to have an elongation of: 0.2-2.5%; the withdrawal and straightening speed is as follows: 175-185 m/min; the straightness is not more than 0.5 mm; the surface roughness Ra is less than 25 um.
8. Stainless steel, characterized in that it is produced by a rolling process of a stainless steel material according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010097104.4A CN111282994B (en) | 2020-02-17 | 2020-02-17 | Stainless steel material rolling method and stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010097104.4A CN111282994B (en) | 2020-02-17 | 2020-02-17 | Stainless steel material rolling method and stainless steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111282994A true CN111282994A (en) | 2020-06-16 |
| CN111282994B CN111282994B (en) | 2022-04-29 |
Family
ID=71027979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010097104.4A Active CN111282994B (en) | 2020-02-17 | 2020-02-17 | Stainless steel material rolling method and stainless steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111282994B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101239357A (en) * | 2008-03-05 | 2008-08-13 | 无锡嘉联不锈钢有限公司 | Method for producing stainless steel band |
| CN101386126A (en) * | 2008-09-27 | 2009-03-18 | 无锡华生精密材料股份有限公司 | Production method of stainless steel band for electric thin shrapnel |
| CN102000696A (en) * | 2010-10-19 | 2011-04-06 | 无锡嘉联不锈钢有限公司 | Production method of striped stainless steel stripes |
| CN102228902A (en) * | 2011-04-25 | 2011-11-02 | 无锡嘉联不锈钢有限公司 | Cold-rolling process of ultrathin stainless steel band |
| CN107042235A (en) * | 2017-06-02 | 2017-08-15 | 江苏甬金金属科技有限公司 | The preparation method of very thin ferritic stainless steel band with glossy surface |
| CN108118130A (en) * | 2018-01-16 | 2018-06-05 | 浙江甬金金属科技股份有限公司 | The production method of smart mobile phone supporting rack stainless steel band |
| CN108396126A (en) * | 2018-02-01 | 2018-08-14 | 南京理工大学 | The soft state stainless steel band production method of ultra-thin accurate |
-
2020
- 2020-02-17 CN CN202010097104.4A patent/CN111282994B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101239357A (en) * | 2008-03-05 | 2008-08-13 | 无锡嘉联不锈钢有限公司 | Method for producing stainless steel band |
| CN101386126A (en) * | 2008-09-27 | 2009-03-18 | 无锡华生精密材料股份有限公司 | Production method of stainless steel band for electric thin shrapnel |
| CN102000696A (en) * | 2010-10-19 | 2011-04-06 | 无锡嘉联不锈钢有限公司 | Production method of striped stainless steel stripes |
| CN102228902A (en) * | 2011-04-25 | 2011-11-02 | 无锡嘉联不锈钢有限公司 | Cold-rolling process of ultrathin stainless steel band |
| CN107042235A (en) * | 2017-06-02 | 2017-08-15 | 江苏甬金金属科技有限公司 | The preparation method of very thin ferritic stainless steel band with glossy surface |
| CN108118130A (en) * | 2018-01-16 | 2018-06-05 | 浙江甬金金属科技股份有限公司 | The production method of smart mobile phone supporting rack stainless steel band |
| CN108396126A (en) * | 2018-02-01 | 2018-08-14 | 南京理工大学 | The soft state stainless steel band production method of ultra-thin accurate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111282994B (en) | 2022-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112718864B (en) | Production method for improving deep drawing performance of titanium strip coil for nuclear power plate heat exchanger | |
| CN112080695B (en) | High-silicon non-oriented electrical steel and production method thereof | |
| WO2008075603A1 (en) | Method of temper rolling of steel strip and process for manufacturing high tensile cold rolled steel sheet | |
| CN112359285B (en) | Ageing-resistant cold-rolled continuously annealed steel strip and manufacturing method thereof | |
| JPH01172524A (en) | Production of complex phase structure chromium stainless strip having excellent corrosion resistance and high ductility and strength | |
| CN102199734B (en) | High-strength 301L stainless steel used for bus, and manufacture method thereof | |
| CN111282994B (en) | Stainless steel material rolling method and stainless steel | |
| CN110029297B (en) | Aluminum alloy and quenching post-treatment method thereof | |
| CN109706398B (en) | Silicon steel and preparation method of silicon steel plate | |
| US11008637B2 (en) | Method of producing martensitic stainless steel strip | |
| CN113667903B (en) | Stepped structure austenitic stainless steel, seamless pipe and preparation method and application thereof | |
| CN113073186B (en) | Method for improving cold rolling quality of Cu-containing high-strength non-oriented silicon steel | |
| CN105779888A (en) | Hot-rolling production method for carbon structural steel | |
| CN112680657B (en) | Method for manufacturing non-ferrous hot-rolled semi-high-speed steel working roll | |
| CN114985453B (en) | Thick spring steel 51CrV4 cold-rolled wide steel strip and manufacturing method thereof | |
| CN114959230A (en) | Copper-nickel-tin alloy strip or plate and preparation method thereof | |
| KR100187917B1 (en) | Process for the production of ferritic stainless steel | |
| CN115058648B (en) | 1000 MPa-grade cold-rolled heat-treated steel belt and preparation method thereof | |
| CN114657332B (en) | Quenched and tempered steel plate material and method for producing same | |
| CN112143947B (en) | High-strength aluminum alloy material and production process thereof | |
| JPH02274810A (en) | Production of high tensile untempered bolt | |
| JP6120604B2 (en) | Cold-rolled steel sheet for automatic transmission member and manufacturing method thereof | |
| US20200149128A1 (en) | Method for manufacturing steel plates | |
| JP2018075576A (en) | Manufacturing method of seamless steel pipe and manufacturing equipment of seamless steel pipe | |
| SU1258523A1 (en) | Method of producing cold-rolled high-strength strip |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |