The hardness of a material is defined as its resistance to another material penetrating its surface and is related to its wear resistance and strength. Higher hardness is related generally related to ...
Aurora, IL. Mitutoyo America Corp. has announced the release of the latest Rockwell hardness testers, including the HR-530 (maximum specimen size height: 250 mm; depth: 150 mm) and the HR-530L ...
AURORA, Ill.--(BUSINESS WIRE)--Mitutoyo America Corporation is pleased to announce the release of the HR-600 Hardness Tester into its line of precision measuring instruments. The HR-600 Series ...
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How I restored a Rockwell hardness tester
In this video, a vintage 50-year-old Rockwell hardness tester, weighing over 80kg (176lbs), is restored. The machine employs mirrors, translucent scales, and old-style light bulbs to measure hardness ...
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