Z7CND18-12-03压力用焊接钢管不锈钢管
Grade : Z7CND18-12-03压力用焊接钢管。不锈钢管
Number: X3CrNiMo17-13-3
Classification: 奥氏体不锈钢-特殊等级
Density: 8 g/cm 3
Standard:
EN 10088-2:2005不锈钢。通用耐腐蚀钢片/板和带材交货技术条件
锈钢。一般用途耐腐蚀钢的半成品、棒材、线材、型材和光亮产品的交货技术条件
EN 10028-7:2007压力用钢制扁平产品。不锈钢
< 0压力用钢锻件。马氏体、奥氏体和奥氏体-铁素体不锈钢&n 缝钢管。技术交付条件。不锈钢管
& 焊接钢管。不锈钢管
& 件。无特殊检验要求的锻造奥氏体和奥氏体-铁素体(双相)不锈钢
Chemical composition % of steel X3CrNi 05
C Si Mn Ni P S Cr Mo N
max 0.05 max 1 max 2 10.5 - 13 max 0.045 max 0.015 16.5 - 18.5 2.5 - 3 max 0.11
Mechanical properties of steel X3CrNiMo17-13-3 (Z7CND18-12-03 )
Rm - Tensile strength (MPa) (+A) 500-730
Rp0.2 0.2% proof strength (MPa) (+A) 200-240
A - Min. elongation at fracture (%) (+A) 30-40
Nominal diameter (mm): 2 - 50
Z - Reduction in cross section on fracture (%) 60-65
Brinell hardness (HB): (+A) 215