... /BUTT--WELDING FITTINGSMaterialSteel, Alloy, SSStandardASTM ANSI B16.9, DIN, JISSpecificationL/R(S/R) Elbow , Tee, Reducing tee, Concentric reducer, Eccentric reducer ,Cap etc ... ”-24” 24”-48”ConnectionWeldingShapeEqual, ReducingPackageWooden cases, Pallet or as Buyer's requestCertificateAPI, TUV, etcApplicationsoil, chemical industry,nuclear power station,construction ,paper ...