scope:

This Standard Practice covers stainless steel, copper nickel and titanium, NPS 1/4 through 12, and aluminum NPS 1/2 through 12 belled end socket welding fittings, including dimensions, tolerances, materials, socket end details, heat treating and mark-ing requirements for use with the following pipe standards:

a) ASTM A 312

b) ASTM B 466

c) ASTM B 467

d) MIL-T-16420

e) ASTM B 861 or B 862

f) ASTM B 241

Design and manufacturing requirements are specified for factory-made, wrought, thin wall pipe fittings formed from either tubular sections or flat material. All fittings made to this Standard Practice are one of two thicknesses: Class 200, if copper-nickel, or Schedule 10 if made of any other material.