We offer carbon steel pipe, alloy steel pipe, seamless steel tube, welded steel tube, spiral ... , thickness pipe etc. 1)Material: carbon steel, alloy steel, stainless steel, low alloy steel2)Outer diameter: 15~1200mm3)Thickness: 2.5mm ... B16.9, JIS, DIN, GB/T124595)Applications range: oil, chemical, industry, water conservancy, electric power, boiler, machinery, metallurgy, sanitary construction. offer ...