Stainless Steel Pipe ASTMA312M, ASTMA269, ASTMA213, Materials:TP304,TP304L,TP316,TP316L,TP321 Stainless Steel Pipe1) Outside Diameter: 6 - 356mm 2) ... 304, 304L, 316, 316L, 321, 310, 2014) Main Standards: ASTMA312M, ASTMA269, ASTMA213, ASTMA511, ASTMA554, JISG3463, JIS3446, JIS3448, DIN17456, ect.Processing ... gas industry, pharmaceutics, water transfer, environmental . 304 Stainless Steel Pipe