... steel 2.Manufacture and exporter 3.ISO9001/2000 Pipe Fitting Elbows ProductsAll kinds of Pipe FittingsStandardASTM , ANSI, DIN, GB, JB/TWall ThincknessSCH20 ... , water supply engineering , steam heating , hydroelectric power station and long pipe line transportation projects.PackingWooden Cases , Wooden pallet bundle packing , plastic covers ...