... , ANSI, DIN, GB, JB/TSpecificationL/R(S/R) Elbow , Tee, Reducing tee, Concentric reducer, Eccentric reducer ,Cap ... or as Buyer's requestCertificateAPI, TUV, ISO9001, CEpressure piping components manufacturer license etcApplicationsoil, chemical industry, nuclear power station ... , stainless steel, alloy steel material of the flange, elbow, pipe bend, pipe reducer, pipe tee, pipe cross, pipe nipple ...