... -60mm or as require 2.out diameter: 6-830mm 304 bright annealing seamless steel tube1: 201, TP304, 304L, 316L, TP316L, 316Ti, 317 ... to customers' specific requirements, production Products can be organized in line with other standards and non-standard Technical requirements. Package: PVC ... , pressure containers, water resources and electricity industry etc.1 304 bright annealing seamless steel tube