材料號：1.4477

鋼號：X2CrNiMoN29-7-2

標準：EN10088-1:2005             

X2CrNiMoN29-7-2特性及應用：

X2CrNiMoN29-7-2化學成分：

碳 C：≤0.03；

硅 Si：≤0.50；

錳 Mn：0.80~1.50；

磷 P：≤0.030；

硫 S：≤0.015；

鉻 Cr：28.00~30.00；

鉬 Mo：1.50~2.60；

鎳 Ni：5.80~7.50；

銅 Cu：≤0.80；

氮 N：0.30~0.40；

X2CrNiMoN29-7-2物理性能：

（1）密度/kg/dm3:7.8；

（2）縱向彈性模量（20℃）/GPa:200；

（3）熱膨脹系數/(10-6/k)20~100℃:11.5；

（4）熱導率/w/(m.k)20℃:13；

（5）電阻率（20℃）/（Ω.mm2/m):0.8；

（6）磁性:有。

X2CrNiMoN29-7-2+AT機械性能:

熱軋 EN10088-3:2005 在1C，1E，1D，1X，1G，2D

屈服強度Yield Strength N/mm2:550；

抗拉強度Tensile SterengthN/mm2  min:750-1000；

伸長率 Elong Ation  A（%）min：25；

面縮率 Reduction of Arca Z (%)min:--；

沖擊功Impace  AK（J）：100；

硬度Hardness Max HB:310；

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