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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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. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
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Anyone making use of this information assumes all liability arising from such use. 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 zstm, yellow or black anodic types, and of the dyed variety, when applied to surfaces of electrodeposited zinc, qstm deposited zinc, hot-dipped zinc, rolled zinc, electrodeposited cadmium, mechanically deposited cadmium, and zinc die castings.
Print 1 2 3 4 5 page sstarting from page current page. Please login to your authorized staff account to use this feature. Are you sure you want to empty the cart? October 20, Authored by Bernardo A. No other units of measurement are included in this standard. FORMAT Single User Subscription Site License Subscription BOOKS All Books PACKAGES All Packages Asttm to PUBLISHER.
ASTM B201 – 80(2014) Standard Practice for Testing Chromate Coatings on Zinc and Cadmium Surfaces
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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. It is the aztm of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
The information provided herein is not intended as a representation or warranty on the part of the AGA. Note 1Colorless coatings are also referred to as clear-bright or blue-bright coatings. Properties such as thickness, color, luster, and ability to provide good paint adhesion satm not covered in this practice, nor are the chemical composition and the method of application of these finishes. If you like to setup a quick demo, let us know at support madcad.
Directions for preparing the lead acetate testing solution are included in Section 6. Enter aastm personal account email address to request a password reset: Register for a trial account. This practice is applicable to chromate coatings of the colorless both one and two-dipiridescent yellow or bronze, olive drab, black, colorless anodic, yellow asmt black anodic types, and of the dyed variety, when applied to surfaces of electrodeposited zinc, mechanically deposited zinc, hot-dipped bb201, rolled zinc, electrodeposited cadmium, mechanically deposited cadmium, and zinc die castings.
If a dark or black deposit or stain has developed, there is no chromate on the galvanized coating in that area. This material provides general information only and is not intended as a substitute for competent professional examination and verification as to suitability and applicability.
Is there an easy way to test for chromates on awtm galvanized steel?
Because of variables inherent in atsm 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. Steam Tests using pressure cookers have also been used for testing chromate films on hot-dip galvanized surfaces.
ASTM B vs. ASTM B?
No items in cart. The material provided herein has been developed to provide accurate and authoritative information about after-fabrication hot-dip galvanized steel.
Land Use and Development. Copyright Compu-tecture, Inc. Remember me for one month. 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.
Testing for the type of chromate coatings most often applied in the galvanizing industry is included in Section 6.