Measurement of the Thickness of Hot Dipped Galvanizing
This article was written by KTA’s Tom Neal & Doug Reardon Introduction – The controls required for the hot-dip galvanizing process are described in Topic 1 of this series. In addition to monitoring the galvanizing process, the thickness or weight of the galvanizing must be determined to verify that it complies with the requirements of…
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Measurement of the Thickness of Hot Dipped Galvanizing
This article was written by KTA’s Tom Neal & Doug Reardon Introduction – The controls required for the hot-dip galvanizing process are described in Topic 1 of this series. In addition to monitoring the galvanizing proce...
Effects of Disinfectants and Cleaners on Materials
Follow along with the audio article by clicking the video, or read the article as normal below. While we are wiping and spraying surfaces in public spaces both at work and home, we are probably not considering the possibility of n...
Problems with Galvanizing Reactive Steel
Introduction – Hot dip galvanizing (HDG) of iron and steel results in a durable layer of corrosion protection that often exceeds the performance of liquid applied coatings. But despite the metallurgical reaction that result...
Inspection of the Hot Dipped Galvanizing Process
Introduction – Galvanizing is the application of a zinc coating to iron and steel by the hot dipping process. The process involves the dipping of both fabricated and unfabricated pieces into hot molten zinc, usually about 840° F (...
Using SSPC-PA 2 Appendix 7 to Determine Conformance to Dry Coatin
Pipelines have become one of the most efficient means of transporting liquids and gas safely from point of origin to point of use. According to the Bureau of Transportation Statistics, the United States has over 218,387 mile...
Applying SSPC-PA 2 for Coating Thickness Measurements on Structur
SSPC-PA 2, Procedure for Determining Conformance to Dry Coating Thickness Requirements provides a frequency for obtaining coating thickness readings based on areas of 100 square feet. This frequency can be applied to I-beams paint...
Measuring Adhesion by Tape Test per ASTM D3359 Issues and Challen
Introduction According to ASTM staff responsible for maintaining standards developed by Committee D01, “Paint and Related Coatings, Materials and Applications,” ASTM D3359, “Standard Test Methods for Rating Adhesion by Tape Test” ...
Defining and Assessing the Texture of Concrete Floor Coatings
Concrete floor coating systems are frequently specified to be textured to improve traction. The surface texture, however, is only one variable that affects the slip resistance of a surface. Slipping can arise from a failure of tra...
Expendable and Recyclable Abrasives – Pros and Cons
The purpose of expendable and recyclable abrasives as used in this article is to prepare surfaces for the subsequent application of protective coatings. The SSPC glossary defines expendable and recyclable abrasives as follows: Exp...
Sealer and Topcoat Systems for Thermal Spray Coatings (Metallizin
Thermal spray coatings (TSC), also known as thermal spray metallizing (TSM) of steel is widely recognized for its superior galvanic protection properties. It can also be used to protect concrete structures. While bare uncoated met...