Machine shops with in-house passivation in California

Passivation chemically cleans stainless steel and restores its protective oxide layer so machined parts resist corrosion — done in the shop's own line.

Give the stainless grade and the spec (ASTM A967 or AMS 2700, nitric or citric); ask whether they test after passivation and how parts are packaged to stay clean.

The shops — 7

Each shop's verified passivation fact is quoted from its own website; open the shop for every other capability on record.

• A.M.I. Engineering Co LLC

  Santa Ana, CAPassivation (in-house)

  Anodizing, passivation, heat treat, plating, painting, shot peen, and NDT through our approved supplier network. source

• Argo Spring Manufacturing Co., Inc.

  Norwalk, CAPassivation (in-house)

  Our comprehensive services include secondary operations like grinding, passivation, and plating, along with mechanical assembly and customized packaging. source

• Able Wire EDM, Inc.

  Brea, CAPassivation (in-house)

  From material procurement to outside processing such as plating, heat treat, passivation. We will handle it all! source

• Barken's Hardchrome, Inc.

  Compton, CAPassivation (in-house)

  We also offer Electroless Nickel and Cadmium Plating, PhosphateCoating, Stripping, Cleaning, Passivation of metals and Temper/Nital Etch Inspection, meeting Federal, Industrystandards and equivalentcustomer specifications. source

• Machineworks Manufacturing

  Northridge, CAPassivation (in-house)

  From Heat Treating and Welding to Anodize and Passivate, we will take care of all your outside processing needs providing you with a finished piece that is ready for its next assembly or final shipment. source

• Rivcut

  Union City, CAPassivation (in-house)

  Yes. We offer anodizing (Type II and Type III), bead blasting, powder coating, plating (nickel, zinc, chrome), passivation, brushing, and more. source

• Vanacore Engineering Inc.

  Chatsworth, CAPassivation (in-house)

  From Heat Treating and Broaching to Anodize and Passivate, we will take care of all your outside processing needs providing you with a finished piece that is ready for its next assembly or final shipment. source

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All machine shops in California · Stainless steel in California · Plating in California · Anodizing in California