... size elbow,reducer,weldolet,coupling,steel pipe cap,seal head,end cap,concentric reducer,eccentric reducer,steel pipe,pipe fitting,carbon steel pipe fitting,stainless steel pipe fitting,alloy steel pipe fitting pipe fittings ... B 16.28 JIS B 2311/222 pipe fittings: we are manufacturer for carbon steel pipe and fittings,like 45deg,90deg,180deg,L/R OR ...