... .100% original. 3.CNC lathe process. 4.Threaded:NPT,BSPT,BS,DIN2999. ss screwed/threaded pipe fittings. Cangzhou City Keyuan Hardware and machinery ... , HALF COUPLING, CAP, PLUG, BUSHING, UNION, SWAGE NIPPLE, BULL PLUG, REDUCER INSERT, PIPE NIPPLE ETC.2.THREADED (NPT OR BSP) OR SOCKET-WELDMaterialSUS304 ...