ASTM A694/A694M-16 Standard – Specification for Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service
ASTM A338-84 (2018) Standard – Specification for Malleable Iron Flanges, Pipe Fittings, and Valve Parts for Railroad, Marine, and Other Heavy Duty Service at Temperatures Up to 650oF (345oC)
ASTM A182/A182M-19 Standard– Specification for Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
ASTM A105/A105M-18 Standard – Specification for Carbon Steel Forgings for Piping Applications
