Issuing body
ASTM
Latest edition
A182/A182M-23
Region
USA, Global
Equipment items
0
Scope
F11/F22/F91 (alloy) and F304/F316 (stainless) forgings.
Key requirements (6)
- Forged or rolled alloy/stainless steel pipe flanges, forged fittings, valves and parts for high-temperature service.
- Grades F1, F11, F22, F91 (alloy); F304, F316, F321, F347 (stainless).
- Allowable temperatures matched to corresponding A335 pipe grades.
- Heat treatment: matched to grade (normalized, Q&T, solution annealed).
- Used for high-temperature flanges and fittings in power, refinery, petrochemical.
- NDE per ASTM A609 or per project spec for critical service.