... 904L, 410, 430,4Cr13.Tianjin development zone Ganghua Co.,Ltd which was established in 2006 had developed rapidly ... products to Spain, Germany, France, Turkey, USA, Canada, Taiwan, Korea, Vietnam, India , Pakistan, Iran, and so on ... thickness0.3-75mmProduction technologyHot rolledCold rolledSurface treatmentCopper coatedGalvanizedothersortingStructural pipe, fluid pipe, boiler pipe, oil pipe, gas pipe, ...