ASTM A182 STAINLESS STEEL FLANGES

– This specification covers forged or rolled and stainless steel (304, 304L, ) flanges. This spec also covers other alloys including chrome (i.e. A182 F11)

CHEMICAL REQUIREMENTS OF A182 MATERIAL (COMPOSITION, %, MAX)

Symbol C Mn P S Si Ni Cr Mo
F304 0.08 2 0.045 0.03 1 8.0-11.0 18.0-20.0 _
F304L 0.03 2 0.045 0.03 1 8.0-13.0 18.0-20.0 _
F316 0.08 2 0.045 0.03 1 10.0-14.0 16.0-18.0 2.00-3.00
F316L 0.03 2 0.045 0.03 1 10.0-15.0 16.0-18.0 2.00-3.00
F321 0.08 2 0.045 0.03 1 9.0-12.0 17.0-19.0 _
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