... -1200mm Series:200/300/400 Seamless.welded,hot rolled,col large diameter seamless stainless steel pipeStandard: JIS, AISI, ASTM, GB ... : 300 SeriesApplication: medichine,food, machine,industry,Certification: ISOWelding Line Type: ERWThickness: 0.5mm-40mmOuter Diameter: 1.0mm-900mmProduct name: ... is supplied with shipment, Third Part Inspection is acceptable. large diameter seamless stainless steel pipe