ASME B16.9-1993
Factory-Made Wrought Steel Buttwelding Fittings
standard by ASME International, 01/01/1993
Full Description
1986 edition available ($47.00) - This Standard covers overall dimensions, tolerances, ratings, testing, and markings for wrought carbon and alloy steel factory-made buttwelding fittings of NPS 1/2 through 48. It covers fittings of any producible wall thickness. This standard does not cover low pressure corrosion resistant buttwelding fittings. See MSS SP-43, Wrought Stainless Steel Butt-Welding Fittings.