ASTM A 333 Grade 8 结构钢
材料组别:
黑色金属 / 结构钢
国家与地区/标准:
美国 / ASTM
数据更新
最新更新: 2019-04
更新总数: 2
更新历史
2016-02
ASTM A 333 Grade 8 化学成分
化学元素
数值
单位
CAS 编号
化学元素
C
数值
≤ 0.13
单位
%
CAS 编号
7440-44-0
化学元素
CEV
数值
≤ 0.43
单位
%
CAS 编号
化学元素
Mn
数值
≤ 0.90
单位
%
CAS 编号
7439-96-5
A333/A333M: 2024 / 低温和其它有冲击韧性要求场合用焊接和无缝钢管标准规范
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ASTM A 333 Grade 8 物理性能
ASTM A 333 Grade 8 热处理
- Quenched and tempered: Heat to a uniform temperature of 800 ± 15°C (1475 ± 25°F); hold at this temperature for a minimum time in the ratio of 2 min/mm of thickness, but in no case less than 15 min; quench by immersion in circulating water. Reheat until the pipe attains a uniform temperature within the range from 565 to 605°C (1050 to 1125°F); hold at this temperature for a minimum time in the ratio of 2 min/mm of thickness, but in no case less than 15 min; cool in air or water quench at a rate no less than 167°C (300°F)/h.
Double normalized and tempered: Heat to a uniform temperature of 900 ± 15°C (1650 ± 25°F); hold at this temperature for a minimum time in the ratio of 2 min/ mm of thickness, but in no case less than 15 min; cool in air. Reheat until the pipe attains a uniform temperature of 790 ± 15°C (1450 ± 25°F); hold at this temperature for a minimum time in the ratio of 2 min/mm of thickness, but in no case less than 15 min; cool in air. Reheat to a uniform temperature within the range from 565 to 605°C (1050 to 1125°F); hold at this temperature for a minimum time of 2 min/mm of thickness but in no case less than 15 min; cool in air or water quench at a rate not less than 167°C (300°F)/h.
Stress Relleving at 550 to 585°C (1025 to 1085°F), held for a minimum time of 2 h for thickness up to 25.4 mm, plus a minimum of 1h for each additional 25.4 mm of thickness and cooled at a minimum rate of 167°C (300°F)/h in air or water to a temperature not exceeding 315°C (600 °F).
ASTM A 333 Grade 8 机械性能
ASTM A 333 Grade 8 国际等效材料
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标准
国家与地区 / 生产商
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等效类别反映化学成分和机械性能的比较 — 请始终根据适用于您应用的相关规范验证适用性。
根据您的应用场景优化材料选择 - 预约演示
- 163交叉引用
- 7化学成分
- 30机械性能
- 3物理性能
- 1热处理
- -金相组织
- -切削加工性能
- -应力-应变
- -成形性能
- -疲劳
- -断裂
- -爬行
- 3焊接接头
- -涂层
- 3尺寸
- -摩擦学
- -腐蚀
- -老化
- -耐候性
- -辐照
- 130供应商总数