KTA UNIVERSITY
Changes to the 2015 Edition of the AASHTO/AWS D1.5 Bridge Welding Code
Background/Introduction The AASHTO/AWS D1.5M/D1.5 Bridge Welding Code: 2015 published by the American Welding Society (AWS) covers the welding requirements for The American Association of State ...
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Surface Profile Measurement Options on Rough/Pitted Steel Surfaces
Introduction Surface profile is defined as a measurement of the maximum peak-to-valley depth generated by abrasive blast cleaning and impact-type power tools. These operations effectively ...
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OSHA’s Final Rule on Beryllium: Key Provisions and Proposed Modifications Affecting the Abrasive Blast Cleaning Industry
Introduction The International Agency for Research on Cancer (IARC) classifies beryllium and beryllium compounds as carcinogenic to humans, and the Environmental Protection Agency (EPA) classifies ...
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Expected Service Life and Cost Considerations for Maintenance and New Construction Protective Coating Work
Designed to assist the coatings engineer or specifier in identifying candidate protective coating systems for specific service environments applicable to a broad array of industries, ...
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The Sky is Falling! Or is it Paint Chips? Failure of a Dry-Fall Coating Applied to the Interior of Previously Painted Metal Decking
This Month’s Case Was Selected From Several Investigations Related To Failures That Occur When Applying Coating To The Underside Of Metal Deck Panels (Fig. 1). ...
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How Long Should You Run an Accelerated Weathering/Corrosion Test?
“I would like to issue a 30-year warranty on my product. How long of a test should I run to correlate hours to years?” or, ...
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Coating System Selection and Determining “Or Equal”
The Construction Specifications Institute (CSI) provides a format for preparing specifications that is often adopted for use in the coatings industry. It contains three primary ...
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Window of Time – Surface Preparation to Priming
Introduction Coating specifications and contract documents often contain stipulations for the maximum length of time a prepared steel surface can remain uncoated. We’ll refer to ...
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Coating System Selection Based on Performance Evaluations
Independent verification of coating system performance based on laboratory testing and/or field exposure is a critical component to coating system selection. For a given coating ...
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