11 Jan Purchase your copy of ASTM B – 80() as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards. We would be very grateful if someone could explain us something about ASTM B [link by ed. to spec at TechStreet] norm and its eventual difference from . ASTM ASTM B [link by ed. to spec at TechStreet]() “Standard Practice for Testing Chromate Coatings on Zinc and Cadmium Surfaces” has an.
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Register for a trial account. Significance and Use This practice is applicable to chromate coatings of the colorless both one and two-dipiridescent yellow or bronze, olive drab, black, colorless anodic, yellow or black anodic types, and of the dyed variety, when applied to surfaces of electrodeposited zinc, mechanically deposited zinc, hot-dipped zinc, rolled zinc, electrodeposited cadmium, mechanically deposited cadmium, and zinc die castings.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not aztm as part of the standard. Directions for preparing the lead acetate testing solution are included in Section 6. Are you sure you want to empty the asmt
ASTM B201 – 80(2014) Standard Practice for Testing Chromate Coatings on Zinc and Cadmium Surfaces
atm Because of variables inherent in the salt-spray test, which may differ from one test cabinet to another, interpretation of test results for compliance with expected performance should be specified by the purchaser. Enter your account email address to request a password reset: Remove the remaining testing solution by gently blotting it and ensuring not to disturb the deposit that may have formed under the liquid. Enter your personal account email address to request a password reset: If a dark or black deposit g201 stain has developed, there is no chromate on the galvanized coating in that area.
This practice is applicable to chromate coatings of the colorless both one and two-dipiridescent yellow or bronze, olive drab, black, colorless anodic, yellow or black anodic types, and of the dyed variety, when applied to surfaces of electrodeposited zinc, mechanically deposited zinc, hot-dipped zinc, rolled zinc, electrodeposited cadmium, mechanically deposited cadmium, and zinc die castings.
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ASTM B – 80() – Standard Practice for Testing Chromate Coatings on Zinc and Cadmium Surfaces
October 20, Authored by Bernardo A. This material provides general information only and is not intended as a substitute for competent professional examination and verification as to suitability and applicability.
Click here to download full list of books. Search book title Enter keywords for book title search. No other units of measurement are included in this standard. To test for a chromate coating on a galvanized coating, simply place one drop of lead acetate testing solution on the surface and wait five seconds.
Asstm making use of this information assumes all liability arising from such use. Land Use and Development. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Is there an easy way to test for chromates on hot-dip galvanized steel? Properties such as thickness, color, luster, and ability to provide good paint adhesion are not covered in this practice, nor are the chemical composition and the method of application of these finishes.
To verify test results, the lead acetate testing solution can be applied to a galvanized coating that was known not to have chromates applied to its surface. Print 1 2 3 4 astmm page sstarting from page current page.
FORMAT Single User Subscription Site License Subscription BOOKS All Books PACKAGES All Packages EDITION to PUBLISHER. Copyright Compu-tecture, Inc. No items in cart. Today, some 12, ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence.
The information provided herein is not intended as a representation or warranty on the part of the AGA. The material provided herein has been developed to provide accurate and authoritative information about after-fabrication hot-dip galvanized steel.
There were no books found for the applied search filters. Please login to your authorized staff account to use this feature. Steam Tests using pressure cookers have also been used for testing chromate films on hot-dip galvanized surfaces.
Testing for the type of chromate coatings most often applied in the galvanizing industry is included in Section 6. Note 1Colorless coatings are also referred to as clear-bright or blue-bright coatings. If you like to setup a quick demo, let us know at support madcad.