x2crnimon29-7-2

材料号：1.4477

钢号：X2CrNiMoN29-7-2

标准：EN10088-1:2005             

X2CrNiMoN29-7-2特性及应用：

X2CrNiMoN29-7-2化学成分：

碳 C：≤0.03；

硅 Si：≤0.50；

锰 Mn：0.80~1.50；

磷 P：≤0.030；

硫 S：≤0.015；

铬 Cr：28.00~30.00；

钼 Mo：1.50~2.60；

镍 Ni：5.80~7.50；

铜 Cu：≤0.80；

氮 N：0.30~0.40；

X2CrNiMoN29-7-2物理性能：

（1）密度/kg/dm3:7.8；

（2）纵向弹性模量（20℃）/GPa:200；

（3）热膨胀系数/(10-6/k)20~100℃:11.5；

（4）热导率/w/(m.k)20℃:13；

（5）电阻率（20℃）/（Ω.mm2/m):0.8；

（6）磁性:有。

X2CrNiMoN29-7-2+AT机械性能:

热轧 EN10088-3:2005 在1C，1E，1D，1X，1G，2D

屈服强度Yield Strength N/mm2:550；

抗拉强度Tensile SterengthN/mm2  min:750-1000；

伸长率 Elong Ation  A（%）min：25；

面缩率 Reduction of Arca Z (%)min:--；

冲击功Impace  AK（J）：100；

硬度Hardness Max HB:310；

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