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Hardness Conversion Calculator — Free Online Tool
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Hardness Conversion Calculator

Convert metal hardness between Rockwell C, Brinell, Vickers, and Tensile Strength standards

Metallurgical Standard: Based on ASTM E140 conversion tables for carbon and alloy steels, relating Rockwell C (HRC), Brinell (HBW), Vickers (HV), and approximate Tensile Strength.
Hardness Value & Scale Input

Calculation Results

⚠️ Hardness conversions between different scales are approximate and depend on material composition, heat treatment, and microstructure. Verify with direct testing for critical engineering applications.

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