JPH0224904B2 - - Google Patents
Info
- Publication number
- JPH0224904B2 JPH0224904B2 JP60082282A JP8228285A JPH0224904B2 JP H0224904 B2 JPH0224904 B2 JP H0224904B2 JP 60082282 A JP60082282 A JP 60082282A JP 8228285 A JP8228285 A JP 8228285A JP H0224904 B2 JPH0224904 B2 JP H0224904B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- less
- temperature
- low
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 239000013535 sea water Substances 0.000 claims description 16
- 229910000734 martensite Inorganic materials 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910001563 bainite Inorganic materials 0.000 claims description 5
- 229910001562 pearlite Inorganic materials 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 16
- 238000001816 cooling Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 7
- 238000005496 tempering Methods 0.000 description 7
- 239000004567 concrete Substances 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 229910001566 austenite Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8228285A JPS6112849A (ja) | 1985-04-19 | 1985-04-19 | 低温靭性および耐海水性のすぐれた鉄筋棒鋼 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8228285A JPS6112849A (ja) | 1985-04-19 | 1985-04-19 | 低温靭性および耐海水性のすぐれた鉄筋棒鋼 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18701780A Division JPS57114638A (en) | 1980-12-30 | 1980-12-30 | Bar steel for reinforcing rod with superior toughness at low temperature and seawater resistance, and its manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6112849A JPS6112849A (ja) | 1986-01-21 |
JPH0224904B2 true JPH0224904B2 (US06168776-20010102-C00041.png) | 1990-05-31 |
Family
ID=13770157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8228285A Granted JPS6112849A (ja) | 1985-04-19 | 1985-04-19 | 低温靭性および耐海水性のすぐれた鉄筋棒鋼 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6112849A (US06168776-20010102-C00041.png) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6451328A (en) * | 1987-08-18 | 1989-02-27 | Furukawa Co Ltd | Production of cuprous chloride having high purity |
JP2572447B2 (ja) * | 1988-07-01 | 1997-01-16 | 新日本製鐵株式会社 | 海岸耐食性鋼材およびその製造方法 |
JP5223783B2 (ja) * | 2009-06-04 | 2013-06-26 | 住友電気工業株式会社 | 異種金属接触状態における金属材料の腐食量予測方法 |
CN104745968B (zh) * | 2014-12-24 | 2017-02-01 | 福建三宝特钢有限公司 | 一种hrb500e抗震钢筋及其制备方法 |
CN104853460B (zh) * | 2015-04-22 | 2016-09-21 | 昆明理工大学 | 一种带加热功能的钢筋及其制作、使用方法 |
KR101787287B1 (ko) * | 2016-10-21 | 2017-10-19 | 현대제철 주식회사 | 고강도 철근 및 이의 제조 방법 |
KR20210078691A (ko) * | 2019-12-19 | 2021-06-29 | 주식회사 포스코 | 극저온에서의 변형시효충격인성이 우수한 강재 및 그 제조방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52117830A (en) * | 1976-03-31 | 1977-10-03 | Sumitomo Metal Ind Ltd | Preparation of strong and tough high tensile steel |
-
1985
- 1985-04-19 JP JP8228285A patent/JPS6112849A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52117830A (en) * | 1976-03-31 | 1977-10-03 | Sumitomo Metal Ind Ltd | Preparation of strong and tough high tensile steel |
Also Published As
Publication number | Publication date |
---|---|
JPS6112849A (ja) | 1986-01-21 |
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