... long-term supply stainless steel products, including stainless steel seamless pipes,stainless steel bar and stainless steel sheet. The ... specificationThickness:0.5mm-140mmProduction technologyHot rolledCold rolledsortingPressure vessel plate, high strength low alloy, structural steel for bridge, structuralsteel ... ,310S,430,409specificationRound Square rectangle Stainless Steel Seamless Pipes & Tubes