1.WeldedPipeSSAWSteelPipeProcess:SpiralSubmerged-ArcWeldedSteelPipeUsage:Usedforlowpressureliquiddelivery,suchaswater,gas,andoil;constructionandpilingStandard:A......
Building Materials Agents
Process:SpiralSubmerged-ArcWeldedSteelPipeUsage:Usedforlowpressureliquiddelivery,suchaswater,gas,andoil;constructionandpilingStandard:API5L,API5CT,ASTMA252,ASTM......