... steel, stainless steel, alloy steelTechniquewelded, bending,forged,exturdConnectionweldingHead codebevel the endSize1/2'' to 72''/DN15-DN2000Angleselbows,bend,tee,cross,reducers,cap,pipe, flanges,socket steel fittings ... ,nippleWTSch5-SchXXS ,such as SCH20, SCH40, STD, SCH80, SC100, SCH120, and SCH160StandardANSI,ASME ...