JPH0518644B2 - - Google Patents
Info
- Publication number
- JPH0518644B2 JPH0518644B2 JP12398987A JP12398987A JPH0518644B2 JP H0518644 B2 JPH0518644 B2 JP H0518644B2 JP 12398987 A JP12398987 A JP 12398987A JP 12398987 A JP12398987 A JP 12398987A JP H0518644 B2 JPH0518644 B2 JP H0518644B2
- Authority
- JP
- Japan
- Prior art keywords
- rolling
- tube
- stretch
- mandrel
- mandrel mill
- 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 - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims description 68
- 239000003638 chemical reducing agent Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 14
- 230000003746 surface roughness Effects 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 230000037303 wrinkles Effects 0.000 description 32
- 239000000463 material Substances 0.000 description 10
- 230000009467 reduction Effects 0.000 description 8
- 238000010622 cold drawing Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 229910000851 Alloy steel Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000007739 conversion coating Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
- Control Of Metal Rolling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12398987A JPS63290606A (ja) | 1987-05-22 | 1987-05-22 | 継目無鋼管の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12398987A JPS63290606A (ja) | 1987-05-22 | 1987-05-22 | 継目無鋼管の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63290606A JPS63290606A (ja) | 1988-11-28 |
| JPH0518644B2 true JPH0518644B2 (enrdf_load_stackoverflow) | 1993-03-12 |
Family
ID=14874286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12398987A Granted JPS63290606A (ja) | 1987-05-22 | 1987-05-22 | 継目無鋼管の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63290606A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005264883A (ja) * | 2004-03-19 | 2005-09-29 | Usui Kokusai Sangyo Kaisha Ltd | 高圧燃料蓄圧容器の継手構造 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825106A (zh) * | 2017-02-22 | 2017-06-13 | 长葛市鸣机械有限公司 | 一种双芯棒二辊斜轧生产中薄壁热轧无缝钢管的工艺 |
-
1987
- 1987-05-22 JP JP12398987A patent/JPS63290606A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005264883A (ja) * | 2004-03-19 | 2005-09-29 | Usui Kokusai Sangyo Kaisha Ltd | 高圧燃料蓄圧容器の継手構造 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63290606A (ja) | 1988-11-28 |
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