宝山钢铁股份有限公司（简称“宝钢股份”）是中国最大、最现代化的钢铁联合企业。宝钢股份以其诚信、人才、创新、管理、技术诸方面综合...
High Alloy Co Free 250，及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。
High Alloy Co Free 250，及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。
| 分类 | 种类 | 型号 | 标准 | 国家 | 应用 |
|---|---|---|---|---|---|
| Steel Grades | Co Free 250 |
| 屈服强度Rp0.2（MPa） | 抗拉强度Rm（MPa） | 冲击率 | 伸长率 | 断面收缩率 | 热处理状态 | 布氏硬度（HBW） |
|---|---|---|---|---|---|---|
| 218 (≥) | 345 (≥) | 31 | 34 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 |
| 温度 | 弹性模量 | 系数 | 热导率 | 比热容量 | 比电阻率 | 密度 | 加权系数 |
|---|---|---|---|---|---|---|---|
| 42 | - | - | 0.22 | - | |||
| 437 | 135 | - | 14.3 | 424 | - | ||
| 394 | - | 44 | 12.2 | 143 | 221 |
| 热处理温度区间 |
|---|
| Heat treated : 1619°C - 1385°C |
| 型号 | 标准 | 国家 | 应用 |
|---|---|---|---|
| W18Cr4VCo8 | China | High-speed tool steel | |
| W18Cr4V2Co8 | China | High-speed tool steel | |
| W12Cr4V5Co5 | China | High-speed tool steel | |
| W6Mo5Cr4V2Co5 | China | High-speed tool steel | |
| W7Mo4Cr4V2Co5 | China | High-speed tool steel | |
| W2Mo9Cr4VCo8 | China | High-speed tool steel | |
| CO-1 | ASTM | USA | Casting tool steels and powder metallurgy tool steel |
| X3NiCoMoTi18-9-5 | DIN | Germany | Cold working alloy tool steel |
| X165CrCoMo12 | DIN | Germany | Cold working alloy tool steel |
| X210CrCoW12 | DIN | Germany | Cold working alloy tool steel |
| X30WCrCoV9-3 | DIN | Germany | Hot working alloy tool steel |
| X45CoCrWV5-5-5 | DIN | Germany | Hot working alloy tool steel |
| X32CrMoCoV3-3-3 | DIN | Germany | Hot working alloy tool steel |
| X15CrMoCoV10-10-5 | DIN | Germany | Hot working alloy tool steel |
| X20CoCrWMo10-9 | DIN | Germany | Hot working alloy tool steel |
| X45CoCrMoV5-5-3 | DIN | Germany | Hot working alloy tool steel |
| X160CrCoMoV12-3 | AFNOR | France | Carbide for cutting tools |
| X160CrCoMoV12-3 | AFNOR | France | Carbide for cutting tools |
| X2NiCoMoTi18-8-5 | AFNOR | France | Carbide for cutting tools |
| X2NiCoMoTi18-8-5 | AFNOR | France | Carbide for cutting tools |
