ASTM A967-01E1. Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. ASTM International / 10-Oct-2001 / 6 pages. REPLACED by ASTM A967-05. 1.1 This specification covers several different types of chemical passivation treatments for stainless steel parts. It includes recommendations …
1 This specication is under the jurisdiction of ASTM Committee A01 on Steel, Stainless Steel, and Related Alloys and is the direct responsibility of Subcommittee A01.14 on Methods of Corrosion Testing. Current edition approved Oct. 10, 2001. Published December 2001. Originally published as A 967 – 96. Last previoius edition A 967 – 99.
ASTM A967-01e1. Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. ASTM International / 10-Oct-2001 / 6 pages. REPLACED byASTM A967-05. 1.4 The tests in this specification are intended to confirm the effectiveness of passivation, particularly with regard to the removal of free iron and other exogenous matter.
ASTM A967 passivation treatments: This standard covers both nitric and citric acid treatments. The nitric acid treatments are similar to those identified in ASTM A380. In addition, this standard also includes citric acid …
A 967 2 3. Terminology 3.1 Definition of Term Specific to This Standard—It is necessary to define which of the several commonly used definitions of the term passivation will be used in this specification.(See Discussion.) 3.1.1 Discussion—Stainless steels are autopassivating in the sense that the protective passive film is formed spontaneously
ASTM A967 defines seven tests for verification that a suitable passive surface has been formed on the component surface. These tests are all qualitative. Although some tests can more precisely detect the amount of free iron remaining on a surface, they are meant to serve as a go, no-go test for passivation. Water immersion test.
Scope. 1.1 This specification covers several different types of chemical passivation treatments for stainless steel parts. It includes recommendations and precautions for descaling, cleaning, and passivation of stainless steel parts. It includes several alternative tests, with acceptance criteria, for confirmation of effectiveness of such
ASTM A967/A967M-17 Chemical Passivation Treatments for Stainless Steel Parts Laboratories and Testing Services in California, USA: Infinita Lab is provides ASTM A967/A967M-17 Chemical Passivation Treatments for Stainless Steel Parts testing laboratories. We help engineers solve difficult problems fast, at a lower cost, and hassle …
The parts shall then be thoroughly dried. 10.3The purchaser may specify other post-cleaning treat-ments. 11.Finish 11.1The passivated parts shall exhibit a chemically clean surface and shall,on visual inspection,show no etching, pitting,or frosting resulting from the passivation procedures. 12.Testing Agency 12.1When required,the purchaser