通用阀门材料 常用奥氏体—铁素体双相不锈钢铸件、锻件材料
材料状态 | 国 别 | 标 准 | ASTM 牌号 | UNS 编号 | 适用温度℃ | 备 注 |
铸 件 | 美 国 |
ASTM A 995 ASTM A 890 |
1B (CD4MCuN) | J93372 | ≤315 | |
4A (CD3MN) | J92205 | |||||
5A (CE3MN) | J93404 | |||||
6A (CD3MWCuN) | J93380 | |||||
锻 件 | ASTM A 182 | F 51 | S31803 | |||
F 53 | S32750 | |||||
F 55 | S32760 |
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