CN109234634A - A kind of stainless steel plate manufacturing method of switchgear - Google Patents
A kind of stainless steel plate manufacturing method of switchgear Download PDFInfo
- Publication number
- CN109234634A CN109234634A CN201811268847.2A CN201811268847A CN109234634A CN 109234634 A CN109234634 A CN 109234634A CN 201811268847 A CN201811268847 A CN 201811268847A CN 109234634 A CN109234634 A CN 109234634A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- steel plate
- switchgear
- rolled
- stainless
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- C21D8/1222—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
Abstract
The present invention is a kind of stainless steel plate manufacturing method for switchgear, the following steps are included: 1) smelted in converter and vacuum decarburization treatment furnace using molten iron and chromium, nickel, manganese, copper alloy, the percent mass proportioning of the ingredient of molten steel is casting continuously to form stainless steel billet or slab up to after requiring；2) in sealed heating furnace by stainless steel billet or heating of plate blank to 1240~1260 DEG C, keep the temperature 1~3 hour；3) on stainless steel high-speed rod-rolling mill or Hot Rolled Steel Producing machine, stainless steel billet is rolled into stainless steel plate；4) stainless steel plate is rolled into coil of strip on coiling machine；5) stainless steel wire rod or stainless-steel roll are cooled to room temperature；The steel plate of the method for the present invention manufacture has the characteristics that non-magnetic.
Description
Technical field
The present invention relates to a kind of stainless steel plate manufacturing methods for switchgear.
Background technique
With the economic development of society, the continuous acceleration of urbanization process proposes more requirements to distribution network construction,
Occupied area, safety and environmental protection are stablized non-maintaining wait and are increasingly taken seriously, require various switchgears to continue to bring out to adapt to this.
In the manufacture of switchgear, steel plate is the main material of switchgear, and the quality of steel plate material directly affects the quality of product.
And various high-tension lines are provided in switchgear, it is desirable that switchgear has good non-magnetic property.And switchgear material on the market
Material mostly uses common stainless steel greatly, and there are some potential safety problemss.
Summary of the invention
The purpose of the present invention is to solve the above the deficiencies in the prior art, provide a kind of stainless steel plate for switchgear
Manufacturing method, this method have the characteristics that manufactured stainless steel plate is non-magnetic.
The present invention is a kind of stainless steel plate manufacturing method for switchgear, comprising the following steps:
1) it is smelted in converter and vacuum decarburization treatment furnace using molten iron and chromium, nickel, manganese, copper alloy, the ingredient of molten steel
Percent mass proportioning is casting continuously to form stainless steel billet or slab up to after requiring；
2) in sealed heating furnace by stainless steel billet or heating of plate blank to 1240~1260 DEG C, keep the temperature 1~3 hour；
3) on stainless steel high-speed rod-rolling mill or Hot Rolled Steel Producing machine, stainless steel billet is rolled into stainless steel plate；
4) stainless steel plate is rolled into coil of strip on coiling machine；
5) stainless steel wire rod or stainless-steel roll are cooled to room temperature；
Preferably, the percentage of molten steel composition are as follows: C 0.025%, Si 0.35%, Mn 8.60%, P 0.035%,
S0.010%, Cr 13.00%, Ni 6.20%, Cu 2.70%, N 0.026%, remaining is Fe and inevitable impurity.
Preferably, stainless steel high-speed rod-rolling mill translates 500mm or more using roller diameter and arithmetic average roughness Ra is
1.0~3.5 dull roll makes total according to the rolling that the elongation of 1 passage is that 0.5% mode below carries out 1 passage or more
Elongation is 0.2%~1.4%.
The utility model has the advantages that
The steel plate and existing stainless steel plate ratio of technical solution of the present invention manufacture, interior tissue is austenite after rolling,
It is nonmagnetic so as to reach.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the examples below, the embodiment
For explaining only the invention, it is not intended to limit the scope of the present invention..
The present invention is a kind of stainless steel plate manufacturing method for switchgear, comprising the following steps:
1) it is smelted in converter and vacuum decarburization treatment furnace using molten iron and chromium, nickel, manganese, copper alloy, the ingredient of molten steel
Percent mass proportioning is casting continuously to form stainless steel billet or slab up to after requiring；
2) in sealed heating furnace by stainless steel billet or heating of plate blank to 1240~1260 DEG C, keep the temperature 1~3 hour；
3) on stainless steel high-speed rod-rolling mill or Hot Rolled Steel Producing machine, stainless steel billet is rolled into stainless steel plate；
4) stainless steel plate is rolled into coil of strip on coiling machine；
5) stainless steel wire rod or stainless-steel roll are cooled to room temperature；
Wherein, the percentage of molten steel composition are as follows: C 0.025%Si 0.35%Mn 8.60%P 0.035%S0.010%
Cr 13.00%Ni 6.20%Cu 2.70%N 0.026% remaining be Fe and inevitable impurity.
It is 1.0~3.5 that stainless steel high-speed rod-rolling mill, which translates 500mm or more and arithmetic average roughness Ra using roller diameter,
Dull roll according to the elongation of 1 passage be that 0.5% mode below carries out the rolling of 1 passage or more, make total elongation
0.2%~1.4%.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of stainless steel plate manufacturing method for switchgear, which comprises the following steps:
1) it is smelted in converter and vacuum decarburization treatment furnace using molten iron and chromium, nickel, manganese, copper alloy, the quality of the ingredient of molten steel
Per distribution ratio is casting continuously to form stainless steel billet or slab up to after requiring；
2) in sealed heating furnace by stainless steel billet or heating of plate blank to 1240~1260 DEG C, keep the temperature 1~3 hour；
3) on stainless steel high-speed rod-rolling mill or Hot Rolled Steel Producing machine, stainless steel billet is rolled into stainless steel plate；
4) stainless steel plate is rolled into coil of strip on coiling machine；
5) stainless steel wire rod or stainless-steel roll are cooled to room temperature.
2. a kind of stainless steel plate manufacturing method for switchgear as described in claim 1, which is characterized in that the molten steel at
The percentage divided are as follows: C 0.025%, Si 0.35%, Mn 8.60%, P 0.035%, S0.010%, Cr 13.00%, Ni
6.20%Cu 2.70%, N 0.026%, remaining is Fe and inevitable impurity.
3. a kind of stainless steel plate manufacturing method for switchgear as described in claim 1, which is characterized in that the stainless steel
High-speed rod-rolling mill is to translate dull roll that 500mm or more and arithmetic average roughness Ra are 1.0~3.5 according to 1 using roller diameter
The elongation of passage is the rolling that 0.5% mode below carries out 1 passage or more, makes total elongation 0.2%~1.4%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811268847.2A CN109234634A (en) | 2018-10-29 | 2018-10-29 | A kind of stainless steel plate manufacturing method of switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811268847.2A CN109234634A (en) | 2018-10-29 | 2018-10-29 | A kind of stainless steel plate manufacturing method of switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109234634A true CN109234634A (en) | 2019-01-18 |
Family
ID=65078973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811268847.2A Pending CN109234634A (en) | 2018-10-29 | 2018-10-29 | A kind of stainless steel plate manufacturing method of switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109234634A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002146493A (en) * | 2000-09-01 | 2002-05-22 | Kawasaki Steel Corp | Nonoriented silicon steel sheet having excellent mechanical strength property and magnetic property and its production method |
| US20080121315A1 (en) * | 2006-11-28 | 2008-05-29 | General Electric Company | Method for making soft magnetic material having fine grain structure |
| CN101691644B (en) * | 2009-07-11 | 2011-06-29 | 山西太钢不锈钢股份有限公司 | Nonmagnetic soft stainless steel wire rod or stainless steel plate and method of manufacturing same |
| CN103459055A (en) * | 2011-03-31 | 2013-12-18 | 日新制钢株式会社 | Stainless steel sheet and method for manufacturing same |
| CN103805872A (en) * | 2014-02-14 | 2014-05-21 | 江苏亚盛金属制品有限公司 | Stainless steel plate and manufacture method thereof |
| CN107405655A (en) * | 2015-04-03 | 2017-11-28 | 日新制钢株式会社 | The manufacture method of austenite stainless steel plate, cover and austenite stainless steel plate |
-
2018
- 2018-10-29 CN CN201811268847.2A patent/CN109234634A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002146493A (en) * | 2000-09-01 | 2002-05-22 | Kawasaki Steel Corp | Nonoriented silicon steel sheet having excellent mechanical strength property and magnetic property and its production method |
| US20080121315A1 (en) * | 2006-11-28 | 2008-05-29 | General Electric Company | Method for making soft magnetic material having fine grain structure |
| CN101691644B (en) * | 2009-07-11 | 2011-06-29 | 山西太钢不锈钢股份有限公司 | Nonmagnetic soft stainless steel wire rod or stainless steel plate and method of manufacturing same |
| CN103459055A (en) * | 2011-03-31 | 2013-12-18 | 日新制钢株式会社 | Stainless steel sheet and method for manufacturing same |
| CN103805872A (en) * | 2014-02-14 | 2014-05-21 | 江苏亚盛金属制品有限公司 | Stainless steel plate and manufacture method thereof |
| CN107405655A (en) * | 2015-04-03 | 2017-11-28 | 日新制钢株式会社 | The manufacture method of austenite stainless steel plate, cover and austenite stainless steel plate |
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| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |