JPS6366367B2 - - Google Patents
Info
- Publication number
- JPS6366367B2 JPS6366367B2 JP2374883A JP2374883A JPS6366367B2 JP S6366367 B2 JPS6366367 B2 JP S6366367B2 JP 2374883 A JP2374883 A JP 2374883A JP 2374883 A JP2374883 A JP 2374883A JP S6366367 B2 JPS6366367 B2 JP S6366367B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- temperature
- ferrite
- cooling
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 95
- 239000010959 steel Substances 0.000 claims description 95
- 238000001816 cooling Methods 0.000 claims description 45
- 229910000859 α-Fe Inorganic materials 0.000 claims description 44
- 238000005096 rolling process Methods 0.000 claims description 29
- 238000004804 winding Methods 0.000 claims description 26
- 238000005098 hot rolling Methods 0.000 claims description 15
- 230000009467 reduction Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 229910001566 austenite Inorganic materials 0.000 claims description 8
- 238000010583 slow cooling Methods 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 34
- 230000000694 effects Effects 0.000 description 25
- 238000005452 bending Methods 0.000 description 24
- 238000005728 strengthening Methods 0.000 description 15
- 238000001556 precipitation Methods 0.000 description 12
- 239000010936 titanium Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 229910001563 bainite Inorganic materials 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 230000009466 transformation Effects 0.000 description 9
- 239000011575 calcium Substances 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 238000005336 cracking Methods 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000879 optical micrograph Methods 0.000 description 3
- 238000004881 precipitation hardening Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 238000005482 strain hardening Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002436 steel type Substances 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910018516 Al—O Inorganic materials 0.000 description 1
- 229910000655 Killed steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005496 tempering 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
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 Steel (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2374883A JPS59150018A (ja) | 1983-02-17 | 1983-02-17 | 良加工性Ti添加熱延高張力鋼板の製造方法 |
US06/507,009 US4472208A (en) | 1982-06-28 | 1983-06-23 | Hot-rolled high tensile titanium steel plates and production thereof |
GB08317181A GB2122644B (en) | 1982-06-28 | 1983-06-24 | Hot-rolled high tensile titanium steel plates and production thereof |
DE19833323255 DE3323255A1 (de) | 1982-06-28 | 1983-06-28 | Warmgewalztes, hochfestes titanstahlblech und verfahren zu seiner herstellung |
FR8310696A FR2529231B1 (fr) | 1982-06-28 | 1983-06-28 | Toles laminees a chaud en acier au titane a forte resistance a la traction et leur procede de fabrication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2374883A JPS59150018A (ja) | 1983-02-17 | 1983-02-17 | 良加工性Ti添加熱延高張力鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59150018A JPS59150018A (ja) | 1984-08-28 |
JPS6366367B2 true JPS6366367B2 (zh) | 1988-12-20 |
Family
ID=12118930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2374883A Granted JPS59150018A (ja) | 1982-06-28 | 1983-02-17 | 良加工性Ti添加熱延高張力鋼板の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59150018A (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61106715A (ja) * | 1984-10-29 | 1986-05-24 | Sumitomo Metal Ind Ltd | 浸炭特性のすぐれた鋼板の製造法 |
JP2662485B2 (ja) * | 1991-11-26 | 1997-10-15 | 新日本製鐵株式会社 | 低温靭性の良い鋼板およびその製造方法 |
-
1983
- 1983-02-17 JP JP2374883A patent/JPS59150018A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59150018A (ja) | 1984-08-28 |
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