UNS | AISI/ASTM | W.Nr |
N08031 | Alloy31 | 1.4562 |
chemical composition:
alloy | % | Ni | Cr | Fe | Mo | N | C | Mn | Si | S | Cu | P |
Alloy20Cb-3 | min | 30 | 26 | margin | 6 | 0.15 | 1 | |||||
max | 32 | 28 | 7 | 0.2 | 0.015 | 2 | 0.3 | 0.01 | 1.4 | 0.02 |
Physical properties:
density | 8.1 g/cm3 |
Melting point | 1350-1370 ℃ |
The minimum mechanical properties of the alloy at room temperature:
alloy | Tensile Strength Rm N/mm² | Yield Strength Rp0.2 N/mm² | ElongatSion A5 % |
固溶处理 | 650 | 350 | 35 |
Alloy31 alloy has the following characteristics:
A nitrogen-containing iron-nickel-chromium-molybdenum alloy with a face-centered cubic lattice structure, a 0.2% nitrogen content stabilizes the austenite phase and reduces the tendency of precipitation of intermetallic phases. Performance between super austenitic stainless steel and existing nickel based alloy
Alloy31 application range applications are:
Suitable for industrial applications such as chemical and petrochemical, environmental engineering and oil and gas production.