Download now of 7 Designation: A967/A967M 13 Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts1 This standard is issued under the fixed designation A967/A967M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.
July 1, 2017 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... ASTM A967/A967M-13
astm-a967, adoption notice: standardization specification for chemical passivation treatments for stainless steel parts (31-mar-1997) [superseding qq-p-35] astm-b26/b26m. …
Chemical Passivation Treatments for Stainless Steel Parts1. This standard is issued under the fixed designation A967/A967M; the number immediately following the designation indicates the year. of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.
ASTM A967 also offers a very useful reference of stainless steel grades to the recommended method of nitric acid passivation. A summary of this table is provided: Passivation Treatment Grade Nitric 1 Nitric 2 Nitric 3 Nitric 4 Grade Nitric 1 Nitric 2 Nitric 3 Nitric 4 Austenitic Free Machining
What is ASTM A967 Passivation? The ASTM A967 passivation standard applies to the cleaning, passivation and testing of stainless steel parts. Chemical …
A summary of the various nitric acid passivation methods per ASTM A967 is provided below: Nitric 1: 20-25 v% Nitric Acid, 2.5 w% Sodium Dichromate, 120-130F, 20 Mins minimum Nitric 2: 20-45 v% Nitric Acid, 70-90F, 30 Mins minimum Nitric 3: 20-25 v% Nitric Acid, 120-140F, 20 Mins minimum Nitric 4: 45-55 v% Nitric Acid, 120-130F, 30 Mins …
American Society for Testing and Materials (ASTM International) Committee: A01.14 - Committee A01 on Steel, Stainless Steel and Related Alloys Published by: ASTM …
A. First question: The current ASTM versions are ASTM A380 [affil link] "Standard Practice for Cleaning, Descaling, and Passivation of Stainless Steel Parts, Equipment, and Systems" and ASTM A967 [affil link] "Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts". It is relatively easy to modify a …
AMS 2700 This is a standard used by the aerospace industry to describe and control the passivation of stainless steel. Passivation is a process of making stainless steel more stainless (rust-resistant) than it would be if left alone. It is not a coating and does not change any part's dimensions.
July 27, 2022 Blog Unpacking ASTM A967 – Industry Standard for Chemical Passivation Treatments ASTM A967/A967M – is a standard that details effective …
ASTM A967, 2005 Edition, September 1, 2005 - Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts 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 …
Delstar is the industry leader in stainless steel passivation services, delivering the highest quality of passivated products to our customers since 2002. Here at Delstar Metal Finishing, we offer stainless steel passivation services with a focus on ASTM A967, ASTM A380, ASTM B912, and QQP35C specifications.
Price: $57.00 Want this as a site license? Changes from the previous issue A redline edition is available for this document, with all changes visible. Ask Document Center Inc. for more information. Scope 1.1 This specification covers several different types of chemical passivation treatments for stainless steel parts.
ASTM-A967, "Standardization Specification for Chemical Passivation Treatments for Stainless Steel Parts", was adopted on 31-MAR-97 for use by the Department of Defense (DoD). Proposed changes by DoD activities must be submitted to the DoD Adopting Activity: Defense Supply Center Richmond, Attn: DSCR-VFT/VEA, Richmond, VA 23297-5610.
ASTM-A967-05 01Y * Passivate Honeywell Approved ASTM-A 967 Rev 05 02 Caustic Etch 03 Bright Dip ASTM B 281 04 * Hot Dip Galvanize ASTM-A 153 C 06 * Passivate -- Type II SAE-AMS QQ-P-35C 08 * Clear Chromic Acid Anodize 09 Red Anodize -- Type II Class 2
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astm-a967, adoption notice: standardization specification for chemical passivation treatments for stainless steel parts (31-mar-1997) [superseding qq-p-35] astm-b26/b26m. astm-b26/b26m, adoption notice: aluminum alloy sand castings (15-may-1992) [superseding qq-a-601f] astm-d1000. 1994
1997 ASTM-A967, ADOPTION NOTICE: STANDARDIZATION SPECIFICATION FOR CHEMICAL PASSIVATION TREATMENTS FOR STAINLESS STEEL PARTS (31-MAR-1997) [SUPERSEDING QQ-P-35] ASTM-B26/B26M ASTM-B26/B26M, ADOPTION NOTICE: ALUMINUM ALLOY SAND CASTINGS (15-MAY-1992) [SUPERSEDING QQ-A …
QQ-P-35c (canceled) QQ-P-35c, the longtime military specification for stainless steel passivation, has been canceled in favor of ASTM A967 and AMS 2700.The new specifications allow you to do your stainless steel passivation with state of the art CitriSurf citric acid passivation technology that is safe and environmentally friendly.
ASTM B 117 salt spray testing for 2 to 3 hours, and then evaluated for signs of red rust. Red rust is considered a failure for passivation. In addition, the stainless steel test specimens were also examined for signs of IGA (intergranular attack) and pitting after being treated in the optimized nitric, optimized citric acid, and 3
ASTM A967 Abstract This specification covers several different types of chemical passivation treatments for stainless steel parts. The treatments are the following: immersion treatment using nitric acid solutions, immersion treatment using citric acid solution, and electrochemical treatment. Immediately after the removal from the …
Passivation effectiveness assessment as per ASTM A967 and AMS2700C (not recommended for martensitic grades) The Ferroxyl test solution was swabbed on the surface of each of the test specimens. The formation of a dark blue colour within 30 s denotes the presence of metallic iron.
Specifications: ASTM A967 AMS 2700 QQ-P-35 ASTM 380 ASTM F86 AMS 2700 ISO 16048 Most Company Specifications Types: Precision Medical-Grade Passivation Commercial Passivation A-A-A (Alkaline-Acid-Alkaline) Passivation Stainless Steel Grades Passivated: Austenitic Grades (All 200 & 300 series)
7.1.1.1 Citric 1—The solution shall contain 4 to 10 weight surface of the stainless steel shall be stopped by rinsing of the. percent of citric acid. The parts shall be immersed for a …
LTI Corrosion Analysis Services. Salt Fog Test to ASTM B117. Humidity Test to AMS 2700. in the range of 10% to 95% relative humidity. Temperature testing. in the range of -94°F …
Many people ask about the differences between nitric acid and citric acid for passivating parts made of stainless steel (SS), titanium (Ti), and other alloys. Both nitric acid and citric acid are effective in passivating many grades of stainless steel, and both methods are described in detail in the industry standards ASTM A967 and AMS 2700.
in 1996. Last previous edition approved in 2013 as A967/A967M – 13. DOI: 10.1520/A0967-17. 2 For referenced ASTM standards, visit the ASTM website,, or …
Specifications for passivation treatments for stainless steels ASTM A380 - Practice for Cleaning, Descaling and Passivating of Stainless Steel Parts, Equipment and Systems ASTM A967 - Specification for Chemical Passivation Treatments for Stainless Steel Parts (based on US Defense Department standard QQ-P-35C)
The ASTM A967/A967-13 replaces ASTM A967/A967M-05 which is now obsolete. Keywords. chemical passivation; stainless steel; passivation treatments; water …