... Annealed/pickling 04) Material: TP304, TP304L, TP304/304L, TP310/S, TP316, TP316L, TP316/316L, TP317L, TP321, TP347/H S31803, 904L 05) ... mechanical polished 4) Material: TP304, TP304H, TP304LN, TP304L, TP310 / S, TP316L, TP316H, TP316 / 316L, TP317L, TP321 / 321H, TP347, S31803 5) Standards: ASTM ... / steel framed cases / simple packaging Stainless Steel Pipe (TP321, TP321H, 12X18H10T, 1.4878, 1.4361)