CN104745968B - 一种hrb500e抗震钢筋及其制备方法 - Google Patents
一种hrb500e抗震钢筋及其制备方法 Download PDFInfo
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- CN104745968B CN104745968B CN201410814580.8A CN201410814580A CN104745968B CN 104745968 B CN104745968 B CN 104745968B CN 201410814580 A CN201410814580 A CN 201410814580A CN 104745968 B CN104745968 B CN 104745968B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 61
- 239000010959 steel Substances 0.000 title claims abstract description 61
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000005096 rolling process Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000009749 continuous casting Methods 0.000 claims abstract description 5
- 238000009628 steelmaking Methods 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 238000010079 rubber tapping Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 abstract description 8
- 239000000956 alloy Substances 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 8
- 210000001519 tissue Anatomy 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 238000005275 alloying Methods 0.000 description 4
- 238000005496 tempering Methods 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 229910000756 V alloy Inorganic materials 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- HQFCOGRKGVGYBB-UHFFFAOYSA-N ethanol;nitric acid Chemical compound CCO.O[N+]([O-])=O HQFCOGRKGVGYBB-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
Abstract
Description
过热度(℃) | ≥45 | 45~40 | 40~35 | 35~30 | 30~25 | 25~20 | 20~15 | ≤15 |
拉速控制(m/min) | ≤1.9 | ≤2.0 | ≤2.1 | ≤2.2 | ≤2.3 | ≤2.4 | ≤2.5 | ≥2.6 |
实施例 | C | S | P | Si | Mn | V |
实施例1 | 0.21 | 0.027 | 0.022 | 0.52 | 1.46 | 0.061 |
实施例2 | 0.22 | 0.032 | 0.029 | 0.53 | 1.48 | 0.073 |
实施例3 | 0.23 | 0.036 | 0.032 | 0.54 | 1.51 | 0.067 |
实施例4 | 0.22 | 0.035 | 0.030 | 0.58 | 1.53 | 0.090 |
实施例5 | 0.22 | 0.025 | 0.023 | 0.51 | 1.47 | 0.082 |
实施例6 | 0.23 | 0.037 | 0.035 | 0.57 | 1.50 | 0.091 |
实施例7 | 0.23 | 0.029 | 0.031 | 0.55 | 1.49 | 0.086 |
实施例8 | 0.24 | 0.030 | 0.033 | 0.58 | 1.53 | 0.090 |
实施例9 | 0.23 | 0.028 | 0.033 | 0.60 | 1.59 | 0.095 |
实施例10 | 0.24 | 0.030 | 0.032 | 0.62 | 1.58 | 0.094 |
序号 | 技术指标 | 国家标准 | 实测指标 |
1 | 屈服强度(ReL/MPa) | ≥500 | 540~570 |
2 | 抗拉强度(Rm/MPa) | ≥630 | 695~730 |
3 | 强屈比(RO m/RO el%) | ≥1.25 | 1.29~1.32 |
4 | 屈服比(RO el/Rel) | ≤1.3 | 1.25~1.28 |
5 | 最大力总伸长(Agt%) | ≥9 | 10.5~14.1 |
6 | 延伸率(A%) | ≥15 | 19.6~27 |
Claims (5)
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105112628A (zh) * | 2015-08-20 | 2015-12-02 | 四川德胜集团钒钛有限公司 | 一种细晶粒抗震钢筋生产工艺 |
CN105543699B (zh) * | 2016-01-20 | 2017-08-25 | 广西柳州中嘉知识产权服务有限公司 | 耐腐蚀钢筋的生产方法 |
CN106319180A (zh) * | 2016-08-31 | 2017-01-11 | 云南德胜钢铁有限公司 | 一种抗震钢筋的加工工艺 |
CN106756518A (zh) * | 2017-02-24 | 2017-05-31 | 河钢股份有限公司承德分公司 | 一种500MPa级耐腐蚀钢筋及生产方法 |
CN108286025A (zh) * | 2018-01-17 | 2018-07-17 | 福建三宝钢铁有限公司 | 一种耐海洋腐蚀钢筋 |
CN108149141A (zh) * | 2018-01-17 | 2018-06-12 | 福建三宝钢铁有限公司 | 一种核电用钢ф50hrb500e抗震钢筋及其制备方法 |
CN108286026A (zh) * | 2018-01-17 | 2018-07-17 | 福建三宝钢铁有限公司 | 一种耐工业大气腐蚀钢筋及其制备方法 |
CN108941195A (zh) * | 2018-09-30 | 2018-12-07 | 四川德胜集团钒钛有限公司 | 一种高强度钢筋轧后梯级冷却的轧制方法 |
CN109047346A (zh) * | 2018-09-30 | 2018-12-21 | 四川德胜集团钒钛有限公司 | 一种高强度钢筋轧后连续冷却的轧制方法 |
CN109355565A (zh) * | 2018-11-16 | 2019-02-19 | 通化钢铁股份有限公司 | 一种铌微合金化hrb400e热轧抗震钢筋及其生产方法 |
CN110373610B (zh) * | 2019-08-23 | 2020-07-10 | 福建三宝钢铁有限公司 | 一种生产hrb400e的细晶钢筋制备方法 |
CN110952021A (zh) * | 2019-10-17 | 2020-04-03 | 包头钢铁(集团)有限责任公司 | 一种钒氮微合金化hrb500e钢筋及其生产方法 |
CN111876667A (zh) * | 2020-06-24 | 2020-11-03 | 宣化钢铁集团有限责任公司 | 一种微氮合金生产hrb500e钢筋及其生产工艺 |
CN113897555A (zh) * | 2021-10-13 | 2022-01-07 | 四川德胜集团钒钛有限公司 | 一种hrb600高强度抗震钢筋的制备方法 |
Citations (6)
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JPS6112849A (ja) * | 1985-04-19 | 1986-01-21 | Nippon Steel Corp | 低温靭性および耐海水性のすぐれた鉄筋棒鋼 |
CN101428292A (zh) * | 2008-12-22 | 2009-05-13 | 武钢集团昆明钢铁股份有限公司 | 高强度热轧带肋钢筋的制备方法 |
CN101445894A (zh) * | 2008-11-06 | 2009-06-03 | 天津钢铁有限公司 | 大规格高强度钢筋及生产工艺 |
WO2011119166A1 (en) * | 2010-03-25 | 2011-09-29 | Winky Lai | High strength rebar |
CN103388064A (zh) * | 2013-08-19 | 2013-11-13 | 梧州市永达钢铁有限公司 | 一种高强度钢筋的制造方法 |
CN103397281A (zh) * | 2013-08-19 | 2013-11-20 | 梧州市永达钢铁有限公司 | 一种高强度钢铁及其制备方法 |
-
2014
- 2014-12-24 CN CN201410814580.8A patent/CN104745968B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6112849A (ja) * | 1985-04-19 | 1986-01-21 | Nippon Steel Corp | 低温靭性および耐海水性のすぐれた鉄筋棒鋼 |
CN101445894A (zh) * | 2008-11-06 | 2009-06-03 | 天津钢铁有限公司 | 大规格高强度钢筋及生产工艺 |
CN101428292A (zh) * | 2008-12-22 | 2009-05-13 | 武钢集团昆明钢铁股份有限公司 | 高强度热轧带肋钢筋的制备方法 |
WO2011119166A1 (en) * | 2010-03-25 | 2011-09-29 | Winky Lai | High strength rebar |
CN103388064A (zh) * | 2013-08-19 | 2013-11-13 | 梧州市永达钢铁有限公司 | 一种高强度钢筋的制造方法 |
CN103397281A (zh) * | 2013-08-19 | 2013-11-20 | 梧州市永达钢铁有限公司 | 一种高强度钢铁及其制备方法 |
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Effective date of registration: 20170331 Address after: 363000 Fujian Province, Zhangzhou City Xiangcheng District Pu Nan Zhen Dian Zi Wei Economic Development Zone Patentee after: FUJIAN SANBAO STEEL Co.,Ltd. Address before: 363000 Fujian Province, Zhangzhou City Xiangcheng District Pu Nan Zhen Dian Zi Wei Sambo Industrial Park Patentee before: FUJIAN SANBAO SPECIAL STEEL Co.,Ltd. |
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Denomination of invention: An hrb500e seismic reinforcement and a preparation method thereof Effective date of registration: 20210918 Granted publication date: 20170201 Pledgee: Bank of China Limited Zhangzhou Branch Pledgor: FUJIAN SANBAO STEEL Co.,Ltd. Registration number: Y2021980009596 |
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