Machine Specialty & Manufacturing - API Flange Information

api5000Complete Range Of API 5000 Rtj Flange & API 6A Integral Flange, API Plate Flanges At Affordable Price, Renown Suppliers Of API 6A Flange Studs And API Type 6b Flange In India.API has specified weld necks for many 6BX flanges, and not done so for many others, but API has provided the basis for determining the dimensions of a 6BX integral flange that the manufacturer may attach to a