Transcription of FEDERAL SPECIFICATION PASSIVATION …
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FEDERAL SPECIFICATION PASSIVATION …
QQ-P-35C. October 28, 1988. SUPERSEDING. Fed. Spec. QQ-P-35B. April 5, 1973. FEDERAL SPECIFICATION . PASSIVATION TREATMENTS FOR CORROSION- resistant steel . This SPECIFICATION was approved by the Assistant Administrator Office of FEDERAL Supply and Services, General Services Administration, for the use of all FEDERAL Agencies. 1. SCOPE AND CLASSIFICATION. Scope. This SPECIFICATION covers the different types of PASSIVATION treatments as well as recommendations, guidance and precautions for cleaning and descaling corrosion- resistant parts, components, equipment and systems. Purpose. This SPECIFICATION covers the method for cleaning and descaling of stainless steel parts and outlines the final cleaning stage or PASSIVATION treatments for use on austenitic, ferritic, martensitic and precipitation hardening corrosion resistant steels.
3.1 Materials.The chemicals and reagents used for passivation of corrosion-resistant steel parts shall produce passivated surfaces which meet the …
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