Stainless Steel
Superduplex 2507

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Specifications (ASTM/ASME)
Alloy UNS Designation Material
Specification
Tubing
Specification
Pipe
Specification
2507 S32750 A 240/SA-240 A 270 A 790/SA-790
      A 789/SA-789 ---
Chemical Composition (%)
Alloy 2507
UNS Designation S32750
Carbon (C) max. 0.030
Manganese (Mn) max. 1.20
Phosphorus (P) max. 0.035
Sulfur (S) max. 0.020
Silicon (Si) max. 0.80
Chromium (Cr) 24.0 - 26.0
Nickel (Ni) 6.0 - 8.0
Molybdenum (Mo) 3.0 - 5.0
Nitrogen (N) 0.24 - 0.32
Copper (Cu) max. 0.50
Iron (Fe) Balance
Typical Physical & Mechanical Properties - Annealed Condition (Room Temperature)
Alloy UNS Designation Minimum Tensile Strength
Minimum Yield
Strength
0.2% Offset
Minimum Percent (%)
Elongation in
2 inches (50.8 mm)
(psi) (MPa) (psi) (MPa)
2507 S32750 116,000 800 80,000 550 15

 

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