... erw 0.27mm 17mm tube Manufacture Standard:JIS,GB,DIN,ASTM,EN,AISI welded INOXhigh quality enough ... AISI 201, 202, 301,304, 304L, 316.etc.2)Applied field: construction upholstery, and industry instruments (fencing, ... 400#, 320#, 240#, 180#.etc.7)Tolerance: a) Outer diameter: ±0.15mm b) Thickness: ±10% of wall thickness ... c) Length: ±4.5mm - 0mm8)Other size can ...