Insulated thermal insulation steel pipes
2022-03-03
Product name : Insulated thermal insulation steel pipes, Polyurethane insulation, polyurethane coating steel pipes Materials :S195T, GR.B, X42, X52, X60,, ST35, ST52, S235JR, S355JR, SGP, STP G370, STPG410, GR2 etc. Steel pipe standard : API 5L, ASTM...