... quality To be equality and mutual benefit Slip On Raised Face FlangeOther Type: Slip-On, Welding Neck, Blind, Socket Welding, Lap ... ,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34 ISO2604-1 F8 F9 F13 F18 ... ,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34,35 NFE29204 BF 42 BF42NBF48 BF48N ...