X20CrMoV11-1压力用不锈钢锻件
Grade : X20CrMoV11-1压力用不锈钢锻件
Number: 1.4922
Classification: 合金专用马氏体抗蠕变钢
Density: 7.7 g/cm 3
Standard:
钢、镍和钴合金
< 0压力用钢锻件。具有特定高温性能的铁素体和马氏体钢EN 10216-2:2014压力用无缝钢管。技术交付条件。具有特定高温性能的非合金和合金钢管
Chemical composition % of steel &nbs nbsp;
C Si Mn Ni P S Cr Mo V
0.17 - 0.23 max 0.5 max 1 0.3 - 0.8 max 0.025 max 0.015 10 - 12.5 0.8 - 1.2 0.25 - 0.35
Mechanical properties of steel nbsp;
Rm - Tensile strength (MPa) ( p;
Rm - Tensile strength (MPa) (+QT) 700-850
ReH - Minimum yield strength (MPa) (+NT) 490
Rp0.2 0.2% proof strength (MPa) (+QT) 500
KV - Impact energy (J) longitud., (+NT) +20°
40
KV - Impact energy (J) longitud., (+QT) +20°
27-39
KV - Impact energy (J) transverse, (+QT) +20°
27
A - Min. elongation at fracture (%) longitud., (+NT) 17
A - Min. elongation at fracture (%) transverse, (+NT) 14
A - Min. elongation at fracture (%) (+QT) 15-16