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Grade : 1.4558压力用无缝钢管 Number: X2NiCrAlTi32-20 Classification: 奥氏体耐腐蚀钢 Density: 8 g/cm 3 Standard: 2014压力用无缝钢管。技术交付条件。不锈钢管 < 5机械和一般工程用无缝圆形钢管。不锈钢。技术交付条件Chemical composition % of steel X2 nbsp; C Si Mn Ni P S Cr Ti Al - max 0.03 max 0.7 max 1 32 - 35 max 0.02 max 0.015 20 - 23 max 0.6 0.15 - 0.45 8*(C+N) < Ti < 0.6 Mechanical properties of steel Rm - Tensile strength (MPa) (+AT) 450-700 Rp0.2 0.2% proof strength (MPa) (+AT) 180 A - Min. elongation at fracture (%) transverse, (+AT) 30 |
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