JPS61170513A - 高強度非調質棒鋼の製造方法 - Google Patents
高強度非調質棒鋼の製造方法Info
- Publication number
- JPS61170513A JPS61170513A JP1119785A JP1119785A JPS61170513A JP S61170513 A JPS61170513 A JP S61170513A JP 1119785 A JP1119785 A JP 1119785A JP 1119785 A JP1119785 A JP 1119785A JP S61170513 A JPS61170513 A JP S61170513A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- steel bar
- forging
- temperature
- rolling
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 83
- 239000010959 steel Substances 0.000 title claims abstract description 83
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000005242 forging Methods 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000005098 hot rolling Methods 0.000 claims abstract description 8
- 230000009466 transformation Effects 0.000 claims abstract description 4
- 239000012535 impurity Substances 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 14
- 229910000954 Medium-carbon steel Inorganic materials 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000007796 conventional method Methods 0.000 abstract description 2
- 229910052720 vanadium Inorganic materials 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 26
- 229910000859 α-Fe Inorganic materials 0.000 description 15
- 230000000694 effects Effects 0.000 description 5
- 238000004881 precipitation hardening Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1119785A JPS61170513A (ja) | 1985-01-24 | 1985-01-24 | 高強度非調質棒鋼の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1119785A JPS61170513A (ja) | 1985-01-24 | 1985-01-24 | 高強度非調質棒鋼の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61170513A true JPS61170513A (ja) | 1986-08-01 |
| JPS6411083B2 JPS6411083B2 (enExample) | 1989-02-23 |
Family
ID=11771319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1119785A Granted JPS61170513A (ja) | 1985-01-24 | 1985-01-24 | 高強度非調質棒鋼の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61170513A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2870469A1 (fr) * | 2004-05-21 | 2005-11-25 | Kobe Steel Ltd | Procede de production d'un produit forme a chaud ou a la chaleur |
-
1985
- 1985-01-24 JP JP1119785A patent/JPS61170513A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2870469A1 (fr) * | 2004-05-21 | 2005-11-25 | Kobe Steel Ltd | Procede de production d'un produit forme a chaud ou a la chaleur |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6411083B2 (enExample) | 1989-02-23 |
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