|
||||
Grade : 1.4986奥氏体紧固件用钢 Number: X7CrNiMoBNb16-16 Classification: 奥氏体钢 Density: 7.9 g/cm 3 Standard: < 有规定高温和/或低温财产的紧固件用钢和镍合金Chemical composition % of steel X7CrNiMoBNb16-16 (1.4986): EN 10269-1999 C Si Mn Ni P S Cr Mo B - 0.04 - 0.1 0.3 - 0.6 max 1 15.5 - 17.5 max 0.045 max 0.03 15.5 - 17.5 1.6 - 2 0.05 - 0.1 Nb+Ta: 10*C <1.2
Mechanical properties of steel X7CrNiMoBNb16-16 (1.4986) Rm - Tensile strength (MPa) (+WW) 650-850 Rp0.2 0.2% proof strength (MPa) (+WW) 500 KV - Impact energy (J) (+WW) +20° 50 A - Min. elongation at fracture (%) (+AT) 16 |
|