API 6A Type 6B 5000 PSI Weld Neck & Blind Flanges

api5000API 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 aIBR Approved API 6a Weld Neck Blind Slip On Flanges manufacturer India, Buy API 6a 6b And 6bx Flange On, View API 6a Type 6b Flange Price Size Pressure Rating, Refer API Flange Dimensions PDF.