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Cold Rolled Sanitary Stainless Seamless Steel Round Pipe Suppliers For Water Stainless steel pipe, is the best direct drinking water delivery pipe. Its leakage rate is very low, can save precious water resources. Standard JIS DIN ASTM AISI EN BS Place of Origin China Brand Name XINYITONG Application petroleum chemical industry mechanical equipment,Gas Stove Water Heater Certification ISO Welding Line Type Seamless,welded Tolerance ±10% Alloy Or Not Is Alloy Steel Grade 301L,