JPS6360807B2 - - Google Patents
Info
- Publication number
- JPS6360807B2 JPS6360807B2 JP4593082A JP4593082A JPS6360807B2 JP S6360807 B2 JPS6360807 B2 JP S6360807B2 JP 4593082 A JP4593082 A JP 4593082A JP 4593082 A JP4593082 A JP 4593082A JP S6360807 B2 JPS6360807 B2 JP S6360807B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- less
- toughness
- rolled steel
- strength
- 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
- 239000000463 material Substances 0.000 claims description 63
- 229910000831 Steel Inorganic materials 0.000 claims description 41
- 239000010959 steel Substances 0.000 claims description 41
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 16
- 230000032683 aging Effects 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 8
- LVSKRGBRYXZIRX-UHFFFAOYSA-N 6-n-(methyldiazenyl)-4-n-(3-methylphenyl)quinazoline-4,6-diamine Chemical compound C12=CC(N=NNC)=CC=C2N=CN=C1NC1=CC=CC(C)=C1 LVSKRGBRYXZIRX-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 101100527115 Picea mariana RPL31 gene Proteins 0.000 description 4
- 238000005275 alloying Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- 229910000870 Weathering steel Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910002549 Fe–Cu Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 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
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4593082A JPS58164718A (ja) | 1982-03-23 | 1982-03-23 | 高温強度および靭性のすぐれた溶接構造用耐候性圧延鋼材の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4593082A JPS58164718A (ja) | 1982-03-23 | 1982-03-23 | 高温強度および靭性のすぐれた溶接構造用耐候性圧延鋼材の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58164718A JPS58164718A (ja) | 1983-09-29 |
| JPS6360807B2 true JPS6360807B2 (enrdf_load_stackoverflow) | 1988-11-25 |
Family
ID=12732975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4593082A Granted JPS58164718A (ja) | 1982-03-23 | 1982-03-23 | 高温強度および靭性のすぐれた溶接構造用耐候性圧延鋼材の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58164718A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2378710A (en) * | 2001-07-31 | 2003-02-19 | Standard Ind Ltd | Lighting columns |
-
1982
- 1982-03-23 JP JP4593082A patent/JPS58164718A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58164718A (ja) | 1983-09-29 |
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