Stainless Steel Square Pipes STANDARDS:ASTM/ASME,GB, DIN, JIS, T14975, etc. STANDARDS: ... ) Or non-regular size to be tailored as required.Stainless steel pipe Variety:square pipe,round pipe,rectangular pipe,embossed pipe,threaded pipe ... )Polishing: 400 grit, 600 grit, 240 grit, HL, 2B, BA Stainless Steel Square Pipes