Machining glossary
What is Passivation?
A chemical treatment that removes free iron from stainless steel surfaces and strengthens the protective chromium oxide layer.

ISO 9001:2015 Certified
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Calipers, micrometers, height gauge, DTIs
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Definition
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Why it matters when buying machined parts
Passivated stainless parts resist rust better, which matters in food, medical and marine use.
At Precision Machining India we apply this daily in our ISO 9001:2015 certified plant in Pune, India. Send us your drawing for a quote within 24 hours.

Illustrative machining and inspection imagery.
Frequently asked questions
Get a quote in 24hWhat is Passivation?
A chemical treatment that removes free iron from stainless steel surfaces and strengthens the protective chromium oxide layer.
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Related capabilities, materials and markets
Everything below is machined in the same Pune plant to the same ISO 9001:2015 system. Follow whichever is closest to the part you are sourcing.
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Upload STEP, IGES or PDF files. NDA available on request. Quoting: Passivation.