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  1)Standard: ASTM A688, A249, A269, A312, A554, EN10217-7

  2)Outside diameter: 6mm-203.2mm

  3)Wall thickness: 0.18mm-6.0mm

  4)Material: 301.304.304L. 316.316L. 321.409.430.439 etc.

  5)Surface: Bright anneal, mirror Polish, satin finish, mill finish.

  6)Test: Eddy current/hydrostatic, mechanical test, chemical composition analysis

  7)application: Heat Exchanger tube, car engine tube, pressure vessel tube, water transportation, decoration etc.