JPH0521641B2 - - Google Patents
Info
- Publication number
- JPH0521641B2 JPH0521641B2 JP59256312A JP25631284A JPH0521641B2 JP H0521641 B2 JPH0521641 B2 JP H0521641B2 JP 59256312 A JP59256312 A JP 59256312A JP 25631284 A JP25631284 A JP 25631284A JP H0521641 B2 JPH0521641 B2 JP H0521641B2
- Authority
- JP
- Japan
- Prior art keywords
- web
- rolling
- roll
- width
- rolls
- 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.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims description 175
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 230000015556 catabolic process Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 19
- 238000005098 hot rolling Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 36
- 238000010586 diagram Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000717 retained effect Effects 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
- B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/088—H- or I-sections
- B21B1/0886—H- or I-sections using variable-width rolls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25631284A JPS61135404A (ja) | 1984-12-04 | 1984-12-04 | H形鋼の熱間圧延方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25631284A JPS61135404A (ja) | 1984-12-04 | 1984-12-04 | H形鋼の熱間圧延方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61135404A JPS61135404A (ja) | 1986-06-23 |
JPH0521641B2 true JPH0521641B2 (fi) | 1993-03-25 |
Family
ID=17290913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP25631284A Granted JPS61135404A (ja) | 1984-12-04 | 1984-12-04 | H形鋼の熱間圧延方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61135404A (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3814296A1 (de) * | 1988-04-28 | 1989-11-09 | Hoechst Ag | Lichtwellenleiter |
JP2908456B2 (ja) * | 1988-06-27 | 1999-06-21 | 川崎製鉄株式会社 | 形鋼の圧延方法 |
US5009094A (en) * | 1988-06-27 | 1991-04-23 | Kawasaki Steel Corporation | Method of rolling H-shaped steels |
JPH069681B2 (ja) * | 1988-09-20 | 1994-02-09 | 川崎製鉄株式会社 | H形鋼の圧延方法 |
JP2943326B2 (ja) * | 1993-12-20 | 1999-08-30 | 住友金属工業株式会社 | H型鋼の製造方法 |
US6112409A (en) * | 1997-11-14 | 2000-09-05 | Cosma International Inc. | Roll forming utilizing splitting technology |
JP7280505B2 (ja) * | 2019-08-14 | 2023-05-24 | 日本製鉄株式会社 | 左右フランジ厚みの異なる非対称h形鋼の製造方法 |
JP7280504B2 (ja) * | 2019-08-14 | 2023-05-24 | 日本製鉄株式会社 | 左右フランジ厚みの異なる非対称h形鋼の製造方法 |
JP7280503B2 (ja) * | 2019-08-14 | 2023-05-24 | 日本製鉄株式会社 | 左右フランジ厚みの異なる非対称h形鋼の製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58135705A (ja) * | 1982-02-06 | 1983-08-12 | Sumitomo Metal Ind Ltd | H形鋼の圧延方法 |
JPS59133902A (ja) * | 1983-01-20 | 1984-08-01 | Kawasaki Steel Corp | H形鋼の熱間圧延方法 |
-
1984
- 1984-12-04 JP JP25631284A patent/JPS61135404A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58135705A (ja) * | 1982-02-06 | 1983-08-12 | Sumitomo Metal Ind Ltd | H形鋼の圧延方法 |
JPS59133902A (ja) * | 1983-01-20 | 1984-08-01 | Kawasaki Steel Corp | H形鋼の熱間圧延方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS61135404A (ja) | 1986-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |