Standards

Material Standards

ASTM A105/A105M

Carbon Steel Flange Standard Specification

ASTM A182

Alloy and Stainless Steel Flange Standard Specification

ASTM A694

For High Pressure Transmissions

Manufacturing Standards

mss sp-44 flange specification

ASME B16.5

Flange and Flanged Fittings Specification

MSS SP-44

For Steel Pipeline Flange