Material: Ni200 Ni201 Standard: ASTM ... Size:Accroding to customer's requirement Type: Nickel Pipe nickel tube:Grade: Alloy 200, 400, 600, 625, 800, 800H, 825, 904LStandard: ASTM B 161, 163, 165, 167, 407, 444, 677. We have passed the ISO9001 authentication.Size range:Outside diameter range from 10 to 219mm, Wall thickness range from 1 to 20mm or the size can be customized. Accroding to customer ...