... -60mm or as require 2.out diameter: 6-830mm 304 bright annealing seamless steel tube1: 201, TP304, 304L, 316L, TP316L, 316Ti ... 201, 304, 304L, 321, 316, 316L, 317, 310s and so on. The specification of stainless steel seamless pipe is (6-580 ... , pressure containers, water resources and electricity industry etc.1 304 bright annealing seamless steel tube