特洛利金属材料提供参考资料0Cr25Ni20

　　标准:GB24511-2009、ASME SA213

　　<化学成份:

　　碳 C :≤0.08

　　硅 Si:≤1.00

　　锰 Mn:≤2.00

　　硫 S :≤0.030

　　磷 P :≤0.035

　　铬 Cr:24.00～26.00

　　镍 Ni:19.00～22.00

　　<力学性能:

　　抗拉强度 σb (MPa):≥515

　　条件屈服强度 σ0.2 (MPa):≥205

　　伸长率 δ5 (%):≥35

　　断面收缩率 ψ (%):≥50

　　硬度 :≤182HB;≤90HRB;≤200HV

　　<热处理规范及金相组织:

　　热处理规范:固溶1040～1180℃快冷。

　　金相组织:组织特征为奥氏体型。

　　<交货状态:一般以热处理状态交货，其热处理种类在合同中注明；未注明者，按不热处理状态交货。

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