JP2013516323A - 高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法 - Google Patents
高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法 Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 57
- 239000010959 steel Substances 0.000 title claims abstract description 57
- 238000005097 cold rolling Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 40
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 32
- 239000010703 silicon Substances 0.000 title claims abstract description 32
- 238000005096 rolling process Methods 0.000 claims abstract description 48
- 239000000839 emulsion Substances 0.000 claims abstract description 25
- 238000003780 insertion Methods 0.000 claims abstract description 9
- 230000037431 insertion Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229910000976 Electrical steel Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 5
- 238000005482 strain hardening Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
- B21B1/30—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 in a non-continuous process
- B21B1/32—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 in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work
- B21B1/36—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 in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work by cold-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
-
- 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
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/14—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories having counter-pressure devices acting on rolls to inhibit deflection of same under load; Back-up rolls
- B21B13/147—Cluster mills, e.g. Sendzimir mills, Rohn mills, i.e. each work roll being supported by two rolls only arranged symmetrically with respect to the plane passing through the working rolls
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/20—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2265/00—Forming parameters
- B21B2265/14—Reduction rate
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0239—Lubricating
- B21B45/0245—Lubricating devices
- B21B45/0248—Lubricating devices using liquid lubricants, e.g. for sections, for tubes
- B21B45/0251—Lubricating devices using liquid lubricants, e.g. for sections, for tubes for strips, sheets, or plates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Abstract
Description
圧延の最初の通路にとって、減少率は20〜40%であり、後部の張力は8〜30N/mm2であり、前部の張力は50〜200N/mm2であり;圧延の中間の通路にとって、減少率は18〜38%であり、後部の張力は40〜150N/mm2であり、前部の張力は60〜350N/mm2であり;圧延の最終の通路にとって、減少率は15〜35%であり、後部の張力は60〜300N/mm2であり、前部の張力は90〜450N/mm2である。
本発明は、比較的低い温度を用いた帯状鋼の頭部および尾部の領域の適切な処理制御を用いて、先行技術の欠点を克服し、複数の利点(例えば、低い破損率、高い完成品の割合、冷間圧延装置の高い運転効率)を有している。
高ケイ素の帯状鋼は2.7重量%のケイ素含有量を有している。冷間圧延の開始において、挿入する帯状鋼の温度は45℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において3000L/分であり、上記乳化液の流量は排出口における圧延方向において3500L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに45℃以上であることを確保されている。
高ケイ素の帯状鋼は3.0重量%のケイ素含有量を有している。冷間圧延の開始において、挿入する帯状鋼の温度は50℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において2000L/分であり、上記乳化液の流量は排出口における圧延方向において3000L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに50℃以上であることを確保されている。
高ケイ素の帯状鋼は3.1重量%のケイ素含有量を有している。冷間圧延の開始において、挿入する帯状鋼の温度は55℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において1000L/分であり、上記乳化液の流量は排出口における圧延方向において2000L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに55℃以上であることを確保されている。
高ケイ素の帯状鋼は2.4重量%のケイ素含有量を有している。冷間圧延の開始において、挿入する帯状鋼の温度は50℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において2800L/分であり、上記乳化液の流量は排出口における圧延方向において1600L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに50℃以上であることを確保されている。
高ケイ素の帯状鋼は3.2重量%のケイ素含有量を有している。冷間圧延の開始において、挿入する帯状鋼の温度は55℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において1500L/分であり、上記乳化液の流量は排出口における圧延方向において2200L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに58℃以上であることを確保されている。
Claims (2)
- 高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法であって、上記高ケイ素の帯状鋼は2.3重量%以上のケイ素含有量を有しており、冷間圧延の開始において、挿入する帯状鋼の温度は45℃以上であり;上記冷間圧延の処理の間において、乳化液は上記帯状鋼に散布され、上記乳化液の流量は挿入口における圧延方向において3500L/分であり、上記乳化液の流量は排出口における圧延方向において1500〜4000L/分であり、上記帯状鋼の温度は、技術的な減摩を保証するための前提条件のもとに45℃以上であることを確保されていることを特徴とする、高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法。
- 上記冷間圧延の処理の間において:
圧延の最初の通路にとって、減少率は20〜40%であり、後部の張力は8〜30N/mm2であり、前部の張力は50〜200N/mm2であり;
圧延の中間の通路にとって、減少率は18〜38%であり、後部の張力は40〜150N/mm2であり、前部の張力は60〜350N/mm2であり;
圧延の最終の通路にとって、減少率は15〜35%であり、後部の張力は60〜300N/mm2であり、前部の張力は90〜450N/mm2であることを特徴とする請求項1に記載の、高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010562032.2 | 2010-11-26 | ||
CN2010105620322A CN102476131A (zh) | 2010-11-26 | 2010-11-26 | 一种防止高硅带钢断带的冷轧方法 |
PCT/CN2011/073415 WO2012068828A1 (zh) | 2010-11-26 | 2011-04-28 | 一种防止高硅带钢断带的冷轧方法 |
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JP2013516323A true JP2013516323A (ja) | 2013-05-13 |
JP2013516323A5 JP2013516323A5 (ja) | 2014-03-20 |
JP5818812B2 JP5818812B2 (ja) | 2015-11-18 |
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JP2012547446A Active JP5818812B2 (ja) | 2010-11-26 | 2011-04-28 | 高ケイ素の帯状鋼の破損を防ぐための冷間圧延方法 |
Country Status (8)
Country | Link |
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US (1) | US9056343B2 (ja) |
EP (1) | EP2532450B1 (ja) |
JP (1) | JP5818812B2 (ja) |
KR (1) | KR101475577B1 (ja) |
CN (1) | CN102476131A (ja) |
MX (1) | MX342651B (ja) |
RU (1) | RU2518847C2 (ja) |
WO (1) | WO2012068828A1 (ja) |
Families Citing this family (9)
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CN103111465B (zh) * | 2012-12-27 | 2014-11-05 | 亚洲铝业(中国)有限公司 | 提高罐体料终轧温度的方法 |
CN103394527B (zh) * | 2013-08-02 | 2016-01-13 | 北京首钢股份有限公司 | 一种提高高硅无取向电工钢轧制成材率的方法 |
CN103551390B (zh) * | 2013-11-05 | 2015-08-05 | 北京首钢股份有限公司 | 改善森吉米尔轧机轧制带钢表面乳化液残留的方法 |
CN104226693B (zh) * | 2014-08-28 | 2016-03-02 | 首钢总公司 | 降低冷轧过程非焊缝断带发生率的生产方法 |
CN104399749B (zh) * | 2014-10-28 | 2016-06-22 | 武汉钢铁(集团)公司 | 一种能防止Si≥3.5%硅钢边裂及脆断的冷轧方法 |
CN104791611A (zh) * | 2015-03-31 | 2015-07-22 | 成都来宝石油设备有限公司 | 一种石油管道检修用气囊 |
CN108655173B (zh) * | 2018-05-11 | 2019-10-29 | 鞍钢股份有限公司 | 一种无取向高牌号硅钢轧制方法 |
CN109622619B (zh) * | 2018-12-27 | 2020-07-07 | 武汉乾冶工程技术有限公司 | 冷连轧生产高牌号无取向电工钢的方法及其制品 |
CN110369497B (zh) * | 2019-07-09 | 2021-02-23 | 鞍钢股份有限公司 | 一种高硅薄带无取向硅钢冷轧控制方法 |
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2010
- 2010-11-26 CN CN2010105620322A patent/CN102476131A/zh active Pending
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- 2011-04-28 EP EP11843157.6A patent/EP2532450B1/en active Active
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MX342651B (es) | 2016-10-06 |
CN102476131A (zh) | 2012-05-30 |
JP5818812B2 (ja) | 2015-11-18 |
KR101475577B1 (ko) | 2014-12-22 |
KR20120094142A (ko) | 2012-08-23 |
EP2532450A1 (en) | 2012-12-12 |
MX2012008623A (es) | 2013-01-22 |
RU2518847C2 (ru) | 2014-06-10 |
RU2012131947A (ru) | 2014-01-27 |
EP2532450B1 (en) | 2016-05-11 |
US9056343B2 (en) | 2015-06-16 |
EP2532450A4 (en) | 2015-05-20 |
US20120304721A1 (en) | 2012-12-06 |
WO2012068828A1 (zh) | 2012-05-31 |
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