產品詳情
Grade : X12CrNiMoV12-3馬氏體不銹鋼
Number: 1.4938
Classification: 合金專用馬氏體抗蠕變鋼
Density: 7.8 g/cm 3
Standard:
EN 10302:2008抗蠕變鋼、鎳和鈷合金
EN 10269:1999具有規定高溫和/或低溫財產的緊固件用鋼和鎳合金
EN 10088-1:2005不銹鋼。不銹鋼清單
Equivalent grades:
Chemical comb % of steel X12CrNiMoV12-3 (1.4938): EN 10302-2008
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N |
| 0.08 - 0.15 | max 0.5 | 0.4 - 0.9 | 2月3日 | max 0.025 | max 0.015 | 11 - 12.5 | 1.5 - 2 | 0.25 - 0.4 | 0.02 - 0.04 |
| Mechanical properties of steel X12CrNiMoV12-3 (1.4938) | ||
| Rm - Tensile strength (MPa) (+QT) | 930-1130 | |
| Rp0.2 0.2% proof strength (MPa) (+QT) | 760 | |
| KV - Impact energy (J) (+QT) | +20° | |
| 40 | ||
| A - Min. elongation at fracture (%) (+QT) | 14 | |
| Z - Reduction in cross section on fracture (%) (+QT) | 40 |
