... ,and hot galvanizedSurface treatmentTransparent oil, rust-proof black oil or hot galvanizedPackingwooden case, pallet or ... as customers’ requirementApplicationsPetroleum, chemical, power, gas, metallurgy, shipbuilding, construction,nuclear,etcMin order1 pieceDelivery ... ;sprial welded steel pipe (SSAW),seamless steel pipe (SMLS) ,and LSAW pipe! The sizes: Pipe fittingType:elbows, reducers, ...