What are the commonly used ASTM FORGED FITTINGS ?

Answer:
I. Carbon Steel :- ASTM A181. ASTM A105, ASTM A350 LF1/2.
II. Alloy Steel :- ASTM A182 F1/F2/F5/F7/F9/F11/F12/F22.
III. Stainless Steel :- ASTM A182 F6/F304/F304L/F304H/F310/F316/F316L/F316H/F321/F321H/F347/F347H/F348.

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