... equality and mutual benefit Carbon Steel Welding Neck FlangeOther Type: Slip-On, Welding Neck, Blind, Socket Welding, Lap Joint,Threaded and Plate etc ... F316L 2 LONG WN 1/2"--24" 150-2500LBS Long welding-neck A105, A350LF2,A182 F304/F304L,F316/F316L 3 ANSI ... DN10-4000 PN2.5,6,10,16,20,25,40,50,110,150,260,420 TYPE01,02,03,04,05,11 ... DN10-600 PN2.5,6,10,16,20,25,40,50,100,150,250,420 TYPE01,02,03,04,05,11 ...