... ,ISO9001,PED Product Introduction1.Material:Carbon steel(seam or seamless),stainless steel,alloy steel2.Size:1/2 ... DN15-DN2000Angleselbows,bend,tee,cross,reducers,cap,pipe, flanges,socket steel fittings,nippleWTSch5-SchXXS ,such as SCH20, ... equipment and introduce the latest technique to manufacture pipe fitting. Our products conform to the standard ... requirement. socket weld forged steel pipe fittings