... 4.ISO14001 ISO9001 CE 5.competitive price pipe fittingswe are manufacturer for carbon steel pipe and fittings,like 45deg,90deg,180deg,L/R ... OR S/R,bend ,equal or reducing tee, CON reducer, ECC reducer, pipe ... cap,flange. CON AND ECC REDUCER: CARBON STEEL,STAINLESS,STELL,ALLOY STEEL NOMINAL ...