ASTM A 182 F48
ASTM A 182 Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service Grade F48 (Austenitic Stainless Steels) Chemical Requirements: Composition, %, max C: 0.030 Mn:2.00 P: ≤0.045 S: ≤0.030 Si: 0.75 Cr: 17.0-20.0 Ni:13.5-17.5 Mo: 4.0-5.0 N: 0.10-0.20 Austenitizing/Solutioning Temperature, min: 1040 °C Cooling Media: Liquid Quenching Cool Below ℃ 260 Tensile…