... Outer Diameter:6mm--159mm or as your request High Quality Stainless Steel Pipe Type:stainless steel pipe,seamless stainless steel tube, welded stainless steel pipeProduction Technology:cold rolled,precision rolled,cold ... StandardSurface180G, 320G, 400G Satin / Hairline400G, 500G, 600G or 800G Mirror finishApplicationPetrochemical industry, chemical fertilizer industry, oil refining industry, oil and ...