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Surface Treatment and Passivation


  • ASTM-A967 — Chemical passivation treatment of stainless steel parts
  • ASTM-A380 — Cleaning, de-scaling, and passivation of stainless steel parts
  • ASTM-B912 — Electro-chemical passivation of stainless steel
  • AMS-2700E — Aerospace specifications
  • AMS QQ-P-35 — Nitric or Citric methods


  • Finish razor edge tube
  • Cleaning prior to passivation
  • Surface finish less than 8 RMS
  • Ultra sharp pointing of wire
  • Bright, shiny finish


  • Preparation for over-molding
  • Visual location marking
  • Improved finish for adhesion
  • Surface finish from 30–320 Ra
  • Very tight tolerances held on location

We are proud to have been certified as an ISO 9001-2015 business in August 2022