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Grade : X9CrNiSiNCe21-11-2无缝圆形钢管。不锈钢 Number: 1.4835 Classification: 奥氏体耐热钢 Density: 7.8 g/cm 3 Standard: 05机械和一般工程用焊接圆钢管。不锈钢。技术交付条件&n 般工程用无缝圆形钢管。不锈钢。技术交付条件 Chemical composition % of steel 9 C Si Mn Ni P S Cr Ce N & 1.4 - 2.5 max 1 10月12日 max 0.045 max 0.015 20 - 22 0.03 - 0.08 0.12 - 0.2 Mechanical properties of steel X9CrN nbsp; Rm - Tensile strength (MPa) ( p; Rp0.2 0.2% proof strength (MPa) (+AT) 310 A - Min. elongation at fracture (%) (+AT) 37-40 Brinell hardness (HB): (+AT) 210 |
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