JPH01237002A - 溝蓋用構造材の製造方法 - Google Patents
溝蓋用構造材の製造方法Info
- Publication number
- JPH01237002A JPH01237002A JP6528388A JP6528388A JPH01237002A JP H01237002 A JPH01237002 A JP H01237002A JP 6528388 A JP6528388 A JP 6528388A JP 6528388 A JP6528388 A JP 6528388A JP H01237002 A JPH01237002 A JP H01237002A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- protrusions
- roll
- groove
- projecting
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910000746 Structural steel Inorganic materials 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000005098 hot rolling Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 description 8
- 238000003825 pressing Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 206010011224 Cough Diseases 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Landscapes
- Sewage (AREA)
- Metal Rolling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6528388A JPH01237002A (ja) | 1988-03-17 | 1988-03-17 | 溝蓋用構造材の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6528388A JPH01237002A (ja) | 1988-03-17 | 1988-03-17 | 溝蓋用構造材の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01237002A true JPH01237002A (ja) | 1989-09-21 |
| JPH0344841B2 JPH0344841B2 (en]) | 1991-07-09 |
Family
ID=13282449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6528388A Granted JPH01237002A (ja) | 1988-03-17 | 1988-03-17 | 溝蓋用構造材の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01237002A (en]) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05202555A (ja) * | 1992-01-28 | 1993-08-10 | Nippon Kinzoku Co Ltd | グレーチング |
| JPH07148539A (ja) * | 1993-11-29 | 1995-06-13 | Mitsuba Seisakusho:Kk | 滑り止め模様つきグレーチングバーとその製造装置 |
| KR100419933B1 (ko) * | 2001-02-13 | 2004-02-25 | 주식회사 상원 | 그레이팅용 빔의 제조방법 |
| KR100419934B1 (ko) * | 2001-02-13 | 2004-02-25 | 주식회사 상원 | 냉간압연에 의한 그레이팅용 빔의 제조 방법 |
-
1988
- 1988-03-17 JP JP6528388A patent/JPH01237002A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05202555A (ja) * | 1992-01-28 | 1993-08-10 | Nippon Kinzoku Co Ltd | グレーチング |
| JPH07148539A (ja) * | 1993-11-29 | 1995-06-13 | Mitsuba Seisakusho:Kk | 滑り止め模様つきグレーチングバーとその製造装置 |
| KR100419933B1 (ko) * | 2001-02-13 | 2004-02-25 | 주식회사 상원 | 그레이팅용 빔의 제조방법 |
| KR100419934B1 (ko) * | 2001-02-13 | 2004-02-25 | 주식회사 상원 | 냉간압연에 의한 그레이팅용 빔의 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0344841B2 (en]) | 1991-07-09 |
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Legal Events
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| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
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