... .Grade: TP304,TP316L 3. Honor: CE/PED,AB Welded Stainless Steel Tubing Description: SeriesTop Quility Stainless steel seamless pipesStandardGB/T14975, GB/T14976, GB13296-91, GB9948 ... , DIN17456,DIN17458, EN10216-5, JIS3459,GOST 9941-81 Material Grade304, 304L, 316, 316L, 321, 321H, 310S, 347H,309.317.0cr18N9, 0Cr25Ni20 ...