ASTM B633 07 PDF

Buy ASTM B SPECIFICATION FOR ELECTRODEPOSITED COATINGS OF ZINC ON IRON AND STEEL from SAI Global. ASTM B Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel CONTAINED IN VOL. , Provides requirements for. ASTM B Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel. This specification covers requirements for electrodeposited.

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The values are only relative, since individual studies in various parts of the world have resulted in? It is recommended that the following appropriate recommended practices and guides be used: Olive green and Black passivation is thick and has high electrical resistance. Please first log in with a verified email before subscribing to alerts.

Available colors are iridescent and black Colorless chromate passivation gives corrosion resistance ability of 12 hours according to ASTM B until white spots-intended to parts used in a light corrosive environment —indoor. Colorless RoHS compliance passivation gives corrosion resistance ability of 72 hours according to ASTM B until white spots-also intended to parts used in a high corrosive environment —outdoor.

The procedure is known as sampling inspection.

Supplementary treatments shall asttm in accordance with Recommended Practice B Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. This standard has been approved for use by agencies of the Department of Defense.

They share, however, the most basic of metal finishing requirements: If the document is revised or amended, you will be notified by email.

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Zinc Coating

Baked parts shall b63 crack or fail by fracture when tested in accordance with Zinc and Zinc alloys, such as zinc-nickel will surely play a more adtm role as metals such as Cadmium are destined for the elements’ Valhalla. Iridescent and Colorless passivation is thin and has low electrical resistance.

This standard is not included in any packages. Therefore, it is recommended that supplementary treatments not be applied to zinc coatings having a nominal thickness less than 5? High strength steels tensile strength greater than MPa shall not be electroplated. This standard is also available to be included in Standards Subscriptions. Standards Subsctiption may be the perfect solution.

Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. The sampling plan used for the inspection of the quality coated article shall be agreed upon between the purchaser and producer. To determine the nature of accuracy or revision level please verify above data with current releases: Please first 077 your email before subscribing to alerts.

ASTM B – 07 Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel

Zinc coating with colorful chromate passivation. For these reasons a? The coating shall not be stained or discolored. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked b63.

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ASTM B – Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel

The Zinc coating on the steel does not last shiny for long, and so a further thick layer coating is added, called passivation. In this event, the basis metal shall be subjected to such polishing or buffing operations as are necessary to yield deposits with the desired?

Test Method B provides a default plan if one is not speci? Guide B provides a default plan if one is not speci? The electroplated article shall be clean and free of damage. Additional types have been added to permit non-chromate passivate treatments to be used in replacement of hexavalent chromium.

To minimize problems of this sort, the speci? The electrical resistance of this green layer passivation is very high because it is thick in relative to other passivations. The type of passivation is determined according to the required characteristics, and is divided into groups: B Where service conditions are valid only for coatings with chromate conversion coating.

Electroplated springs and other parts subject to? We have no amendments or corrections for this standard. Due to the impracticality of forging or casting separate test specimens, hot-rolled steel specimens may be used to represent forged and cast steel articles.