... be equality and mutual benefit Carbon Steel Welding Neck FlangeOther Type: Slip-On, Welding Neck, Blind, Socket Welding, Lap Joint,Threaded and ... 2 LONG WN 1/2"--24" 150-2500LBS Long welding-neck A105, A350LF2,A182 F304/F304L,F316/F316L 3 ANSI B16 ... 7 AWWA C207 4"--144" Class B,D,E,F T/1 PL A105,A181 A36,A516Gr.60,65,70 8 ...