Company Description
changzhou tianchengsteel tubefactory provide seamless steel pipes and cold-rolled shape steel for large and medium-sized car and machinery plants, military projects and medium-sized car and machinery plants, military projects and so on. (Welted pipe external dia-meter:20-60mm, wall thickness:1-2.5mm; seamless steel tube external dia-meter:6-76mm, wall thickness:1-10mm)