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Blogs

Mechanical Testing
  • Tensile Testing

Tensile Testing in Ontario: How to Choose the Right ASTM Method

A practical guide to selecting ASTM tensile test methods for metals, plastics, rubber, composites, and thin films—and preparing samples for…
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salt spray testing
  • Salt Spray Testing

Salt Spray Testing vs. Cyclic Corrosion Testing: A Guide for Ontario Manufacturers

Compare salt spray and cyclic corrosion testing, understand ASTM B117 and G85, and learn how to prepare samples and interpret…
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ASTM Coating and Surface Testing
  • Coating Analysis

Coating Adhesion Testing in Ontario: ASTM D3359 vs. D4541

Understand ASTM D3359 tape testing, ASTM D4541 pull-off testing and coating thickness checks, with practical guidance for Ontario industrial projects….
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  • Hardness Testing

Metal Hardness Testing in Ontario: Rockwell, Vickers, Brinell and Microhardness Explained

Compare Rockwell, Brinell, Vickers and microhardness testing for metal parts, heat-treatment verification, quality control and failure investigation in Ontario….
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Metallurgical Analysis & Failure Investigation
  • Failure Analysis

Metal Failure Analysis in Ontario: Why Parts Crack, Corrode or Break

Learn why metal components crack, corrode or break, how laboratory failure analysis investigates the cause, and what to send CMH…
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  • Failure Analysis

Metallurgical Failure Analysis OF THE Magnet Retaining clip

Background Two magnet retaining clip specimens (Figure 1) were submitted to CMH Metlabs by Unimotors (SMP Motor Products Ltd.). One…

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