... fittings: elbow,tee,cross,reducer,pipe holder,manhole cover, clamp, union,valve, etc 2.Accurate specificatio From the nature to the excellence ... . NameStainless Steel FittingsSpecificationElbow, Tee, Reducer, Cross, Pipe holder, Manhole cover, Clamp, Union, Valve etc StandardDIN, SMS, ISO, 3A, AS, BS, BPEMaterial Grade304 ...