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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Test Method B provides a default plan if one is not speci? As much as the last layer of the ast is thin the electrical resistivity is low.
ASTM B – 07 Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel
Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. A superscript epsilon e indicates an editorial change since the last revision or reapproval.
If the document is revised or amended, you will be notified by email. This guide provides for two plans: Yellow-iridescent Black Olive Green. Therefore, it is recommended that supplementary treatments not be applied to zinc coatings n633 a nominal thickness less than 5?
Your Alert Profile lists the documents that will be monitored. The exterior visual determined according to last layer.
Zinc plated components vary from one industry to another. We have no amendments or corrections for this standard. Electroplated springs and other parts subject to?
NOTE 5—Thickness methods that rely on the purity of the zinc deposit may not be sufficiently accurate when evaluating coatings produced from non-cyanide zinc solutions. Materials and Manufacture 6. When Test Methods BBor B are used, remove the supplementary treatment prior to testing. For example, a cold-rolled steel surface shall not be used to represent a hot-rolled n633 surface. Guide B provides a default plan if one is not speci?
The black layer has also additional target —prevention of light reflection from the part and is used for optical parts. Responsibility for Inspection S1. Zinc coating with phosphate passivation. Additional types have been added to permit non-chromate passivate treatments to be used in replacement of hexavalent chromium.
ASTM B – Standard Specification for Electrodeposited Coatings of Zinc on Iron and Steel
A number in parentheses indicates the year of last reapproval. It does not cover electrodeposited zinccoated steel wire or sheets see Speci? As the voice of the U. These methods would include BBand B It does not cover zinc-coated wire or sheets. When such areas are designated, and thus made subject to minimum thickness requirements, the purchaser and the manufacturer shall recognize the necessity for either thicker deposits on other areas or for special racking. Test Method B contains several plans and also gives instructions for calculating plans to meet special needs.
In this event, the basis metal shall be subjected to such polishing or buffing operations as are necessary to yield deposits with the desired? The designer and engineer must take into account several considerations to stay at the forefront of the finish potential. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. The test must yield a numeric value and certain statistical requirements must be met.
Zinc coating with colorful RoHS compliance passivation. 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. To determine the nature of accuracy or revision level please verify above data with current releases: A Iron or steel with zinc electroplate.
NOTE 4—The dimensional tolerance of most threaded articles, such as nuts, bolts, screws, and similar fasteners with complementary threads, normally does not permit the application of a coating thickness much greater than 8. Subscription pricing is determined by: Iron metals rust relative quickly, even in a non-corrosive environment. The coating shall not be stained or discolored.
Proceed to Checkout Continue Shopping. Bb633 coating with colorful chromate passivation. Unless a need can be demonstrated, separately prepared specimens shall not be used in place of production items for nondestructive and visual examinations. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.
They share, however, the most basic of metal finishing atm This standard is not included in any packages. SC 4 very severe.
Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. It is the astk of the user of this standard to establish b63 safety and health practices and determine the applicability of regulatory limitations prior to use. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards.
BBBBand B Packaging and Packing