1.1740 (德国 / DIN) Material Properties
其他名称:
,
材料组别:
黑色金属 / 工具钢
国家与地区/标准:
德国 / DIN
数据更新
最新更新: 2019-05
更新总数: 1
更新历史:
机械性能
物理性能
化学成分
化学元素
数值
单位
CAS 编号
DIN 17350: 1980 / 工具钢;交货技术条件
热处理
- <b>Normalizing</b>: Heated at 820°C. <br /> <br /> <b>Soft annealing</b>: Slowly heated at 680-710°C for 4 hours, slowly cooled, if possible in the furnace (to at least 500°C). <br /> <br /> <b>Hardening in water</b>: Slowly heated at 770-800°C, quenched in water. The quenching water should be 20-30°C and not colder than 20°C. <br /> <br /> <b>Hardening in oil</b>: Slowly heated at 800-830°C, oil quenched. <br /><br /> <b>Stress relief annealing</b>: Slowly heated at 600-650°C for 1-2 hours, slowly cooled in furnace.
- Hardening (quenching in water): 800-830°C; Tempering: 180°C