What is 2507 stainless steel?

 

Chemical Composition

The chemical composition of stainless steel grade Super Duplex 2507 is outlined in the following table.

Element	Content (%)
Chromium, Cr	24 – 26
Nickel, Ni	6 – 8
Molybdenum, Mo	3 – 5
Manganese, Mn	1.20 max
Silicon, Si	0.80 max
Copper, Cu	0.50 max
Nitrogen, N	0.24 – 0.32
Phosphorous, P	0.035 max
Carbon, C	0.030 max
Sulfur, S	0.020 max
Iron, Fe	Balance

Physical Properties

The physical properties of stainless steel grade Super Duplex 2507 are tabulated below.

Properties	Metric	Imperial
Density	7.8 g/cm3	0.281 lb/in3
Melting point	1350°C	2460°F