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 …

Specifications: ASTM A967 AMS 2700 QQ-P-35 ASTM 380 ASTM F86 AMS 2700 ISO 16048 Most Company Specifications Types: Precision Medical-Grade Passivation …

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Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. This specification covers several different types of chemical passivation treatments for …

A967ってなに? . パッシベーションのは、QQ-P-35やA967といったのがいられます。. A967には、をとしたNitric、クエンのCitricがありますが、にのNitricは、として、のようなをしています。.

ASTM A967. Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. English 2005. 0.00 0. ASTM. Detailed Information. ... ASTM. ASTM A434. 2004. English. Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered.

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.

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 …

the ASTM website. 3 Available from Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402. 4 In accordance with QQ-P-35C Notice 3, September 11, 1998, Specification QQ-P-35C is cancelled and Specification A967/A967M should be used in its place for DoD activities other than aerospace applications.

Passivation of Stainless Steel to ASTM A967. Five nitric and citric methods are listed as follows: Nitric 1: 20-25 v% Nitric Acid, 2.5 w% Sodium Dichromate, 120-130F, 20 Mins minimum. Nitric 2: 20-45 v% Nitric Acid, …

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What is ASTM A967 Passivation? The ASTM A967 passivation standard applies to the cleaning, passivation and testing of stainless steel parts. Per passivation standard, ASTM A967 requires the parts to be immediately neutralized post immersion followed by a chemical treatment to treat the surface of the part. ASTM approved tests may include:

Le procédé de passivation médicale est notamment régi par la norme spécifications ASTM A967. Nos équipes possèdent les compétences nécessaires pour appliquer cette méthode à tous types d'aciers inoxydables médicaux, austénitiques et martensitiques. Nos prestations pour l'inox médical comprennent également la passivation.

ASTM A967/A967M-13 February 15, 2013 Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts 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...

Delstar Metal Finishing offers passivation services that meet the ASTM (American Society for Testing and Materials) A 967 standards. The ASTM A967 standards help ensure …

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ASTM A967, 2005 Edition, September 1, 2005 - Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. This specification covers several …

ASTM-A967-2017_Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts - Read online for free.

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ASTM A967/A967M-13. February 15, 2013 Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts 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...

Introduction to ASTM A967. All types of stainless steel components are intended to have their corrosion resistance improved by ASTM A967 for chemical passivation treatments. ASTM A967 deals with the problem of iron or foreign particles that may stick/embed in the surface during processing and, if not removed, may result in the development of rust or …

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ASTM A967/A967M-17 (CITRIC ACID) 7.1.1.1 Citric 1—The solution shall contain 4 to 10 weight percent of citric acid. The parts shall be immersed for a minimum of 4 min at a temperature in the range from 60 to 70°C [140 to 160°F] 7.1.1.2 Citric 2—The solution shall contain 4 to 10 weight percent of citric acid.

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 treatments for stainless steel parts. 1.2 Practices for the mechanical and chemical treatments of stainless steel surfaces are ...

The ASTM A967 passivation standard applies to the cleaning, passivation and testing of stainless steel parts. Chemical passivation removes free iron and other surface contaminants from stainless steel parts, improving corrosion resistance. Stainless steel passivation performed to the ASTM A967 standards meets these standards by passing …

The ASTM A967/A967-13 replaces ASTM A967/A967M-05 which is now obsolete. Keywords. cleaning of stainless steel; passivation; passivation tests; tests for cleanliness of stainless steels;; ICS Number Code 77.140.20 (Steels of high quality) To find similar documents by ASTM Volume: 01.03 (Steel--Plate, Sheet, Strip, Wire; Stainless Steel Bar)

Die ASTM-Norm A967/A967M beschreibt verschiedene Testdurchführungen. Je nach Stahlsorte können unterschiedliche Tests zur Anwendung kommen. Die Gemeinsamkeit der Tests liegt darin, dass die Oberflächen der rostfreien Stähle korrosionsfördernden Medien ausgesetzt werden. Die Resultate sind qualitativ, d.h. der Test gilt entweder als ...

Abstract. This specification covers several different types of chemical passivation treatments for stainless steel parts. The treatments are the following: …