Welding neck flange

WELDING NECK FLANGE is a non-permanent coupling by means bolts and nuts. Dimensions of WELDING NECK FLANGE can be in accordance with ASME B16.5, ASME B16.47, API 6A, API 17D, European codes, JIS, DIN, SAE or on customer’s drawing. The seal is guaranteed by ring joint or spiral wound gasket.