JPH0533285B2 - - Google Patents
Info
- Publication number
- JPH0533285B2 JPH0533285B2 JP23523184A JP23523184A JPH0533285B2 JP H0533285 B2 JPH0533285 B2 JP H0533285B2 JP 23523184 A JP23523184 A JP 23523184A JP 23523184 A JP23523184 A JP 23523184A JP H0533285 B2 JPH0533285 B2 JP H0533285B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- cooling rate
- temperature
- toughness
- less
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 54
- 239000010959 steel Substances 0.000 claims description 54
- 238000001816 cooling Methods 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 10
- 238000007711 solidification Methods 0.000 claims description 9
- 230000008023 solidification Effects 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 238000003303 reheating Methods 0.000 claims description 3
- 238000005098 hot rolling Methods 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 14
- 239000002245 particle Substances 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 7
- 229910001566 austenite Inorganic materials 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009749 continuous casting Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000010953 base metal Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23523184A JPS61113715A (ja) | 1984-11-09 | 1984-11-09 | 大入熱溶接用鋼の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23523184A JPS61113715A (ja) | 1984-11-09 | 1984-11-09 | 大入熱溶接用鋼の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61113715A JPS61113715A (ja) | 1986-05-31 |
| JPH0533285B2 true JPH0533285B2 (ko) | 1993-05-19 |
Family
ID=16983019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23523184A Granted JPS61113715A (ja) | 1984-11-09 | 1984-11-09 | 大入熱溶接用鋼の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61113715A (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0768577B2 (ja) * | 1989-03-24 | 1995-07-26 | 新日本製鐵株式会社 | 低温靭性の優れた大入熱溶接用鋼の製造方法 |
-
1984
- 1984-11-09 JP JP23523184A patent/JPS61113715A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61113715A (ja) | 1986-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6198937B2 (ja) | 超高度の靭性および優れた溶接性を伴うｈｔ５５０鋼板ならびにその製造方法 | |
| KR101732565B1 (ko) | 아연-유도 균열에 저항성인 강판 및 이의 제조 방법 | |
| JPS6179745A (ja) | 溶接継手熱影響部靭性のすぐれた鋼材の製造法 | |
| JP2005509740A (ja) | 溶接熱影響部の靭性が優れた溶接構造用鋼材、その製造方法及びこれを用いた溶接構造物 | |
| JPS601929B2 (ja) | 強靭鋼の製造法 | |
| JPS5814848B2 (ja) | 非調質高強度高靭性鋼の製造法 | |
| JPH02220735A (ja) | チタン酸化物を含有する溶接・低温用高張力鋼の製造法 | |
| TW200827459A (en) | A steel excellent in high toughness at weld heat-affect zone | |
| JPS605647B2 (ja) | 低温靭性と溶接性に優れたボロン含有非調質高張力鋼の製造方法 | |
| JPS626730B2 (ko) | ||
| JP5008879B2 (ja) | 強度および低温靭性の優れた高張力鋼板および高張力鋼板の製造方法 | |
| JPH0765097B2 (ja) | 耐火性及び溶接部靭性の優れたｈ形鋼の製造方法 | |
| JP2005097694A (ja) | 脆性亀裂伝播停止性能に優れた非調質高強度厚鋼板の製造方法 | |
| JPH03162522A (ja) | 大入熱溶接熱影響部靭性の優れた高張力厚鋼板の製造法 | |
| JPS61106722A (ja) | 大入熱溶接用高張力鋼の製造方法 | |
| JPH0532442B2 (ko) | ||
| JPS593537B2 (ja) | 溶接構造用鋼 | |
| JPH0533285B2 (ko) | ||
| JPH0225968B2 (ko) | ||
| JPH04157117A (ja) | 母材および溶接部靭性の優れた圧延形鋼の製造方法 | |
| JPH0211652B2 (ko) | ||
| JPS6256518A (ja) | 大入熱溶接用高張力鋼板の製造方法 | |
| JPH01275719A (ja) | 高強度高靭性を有する厚鋼板の製造法 | |
| JPH02254118A (ja) | 低温靱性の優れた大入熱溶接用鋼の製造法 | |
| JPH0247525B2 (ko) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |