JPS583926A - フエライト−マルテンサイト二相鋼中のマルテンサイト量制御方法 - Google Patents
フエライト−マルテンサイト二相鋼中のマルテンサイト量制御方法Info
- Publication number
- JPS583926A JPS583926A JP10305481A JP10305481A JPS583926A JP S583926 A JPS583926 A JP S583926A JP 10305481 A JP10305481 A JP 10305481A JP 10305481 A JP10305481 A JP 10305481A JP S583926 A JPS583926 A JP S583926A
- Authority
- JP
- Japan
- Prior art keywords
- austenite
- martensite
- ferrite
- steel
- cooling rate
- 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
- 229910000734 martensite Inorganic materials 0.000 title claims abstract description 86
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 79
- 239000010959 steel Substances 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims description 17
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 99
- 238000001816 cooling Methods 0.000 claims abstract description 99
- 238000005259 measurement Methods 0.000 claims abstract description 27
- 230000009466 transformation Effects 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 25
- 229910000885 Dual-phase steel Inorganic materials 0.000 claims description 9
- 230000009977 dual effect Effects 0.000 claims description 8
- 238000000137 annealing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000001131 transforming effect Effects 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 description 19
- 239000007789 gas Substances 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- 238000002791 soaking Methods 0.000 description 6
- 230000002950 deficient Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005275 alloying Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001563 bainite Inorganic materials 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 101150084548 Cubn gene Proteins 0.000 description 1
- 229910001035 Soft ferrite Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/185—Hardening; Quenching with or without subsequent tempering from an intercritical temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Control Of Heat Treatment Processes (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10305481A JPS583926A (ja) | 1981-07-01 | 1981-07-01 | フエライト−マルテンサイト二相鋼中のマルテンサイト量制御方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10305481A JPS583926A (ja) | 1981-07-01 | 1981-07-01 | フエライト−マルテンサイト二相鋼中のマルテンサイト量制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS583926A true JPS583926A (ja) | 1983-01-10 |
| JPS649383B2 JPS649383B2 (https=) | 1989-02-17 |
Family
ID=14343950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10305481A Granted JPS583926A (ja) | 1981-07-01 | 1981-07-01 | フエライト−マルテンサイト二相鋼中のマルテンサイト量制御方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS583926A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016524041A (ja) * | 2013-05-22 | 2016-08-12 | エス・エム・エス・グループ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | 金属材料を処理する製造ラインの焼鈍炉若しくは熱処理炉を開ループ制御及び／又は閉ループ制御する装置及び方法 |
| EP4553178A4 (en) * | 2022-09-27 | 2025-10-15 | Jfe Steel Corp | Continuous annealing plant, continuous annealing process, process for producing cold-rolled steel sheet and process for producing clad steel sheet |
-
1981
- 1981-07-01 JP JP10305481A patent/JPS583926A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016524041A (ja) * | 2013-05-22 | 2016-08-12 | エス・エム・エス・グループ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | 金属材料を処理する製造ラインの焼鈍炉若しくは熱処理炉を開ループ制御及び／又は閉ループ制御する装置及び方法 |
| US10077942B2 (en) | 2013-05-22 | 2018-09-18 | Sms Group Gmbh | Device and method for controlling and/or regulating an annealing or heat treatment furnace of a production line processing metal material |
| EP4553178A4 (en) * | 2022-09-27 | 2025-10-15 | Jfe Steel Corp | Continuous annealing plant, continuous annealing process, process for producing cold-rolled steel sheet and process for producing clad steel sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS649383B2 (https=) | 1989-02-17 |
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