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In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.

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TU
Tutorials

Tutorial: Interpreting Hardness Conversion Charts and HRC-HV-HB Relationships

Step-by-step guide to using hardness conversion tables. Covers HRC/HV/HB/HRA scales, approximate UTS correlation for steel, limitations of conversions, and ASTM E140 standard conversion table excerpt.

Mar 25, 2026 · 8 min read Read →
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Calculators

Vickers to Rockwell Hardness Converter (HV ↔ HRC) — ASTM E140

Free Vickers to Rockwell C hardness converter per ASTM E140-12b. Convert HV to HRC or HRC to HV with also Brinell HBW and approximate UTS. Includes ASTM E140 quick reference table for steels.

Mar 25, 2026 · 5 min read Read →
ST
Calculators

Steel Hardness Conversion Calculator — HRC, HV, HB, HRB and UTS

Free steel hardness conversion calculator. Convert HRC, Vickers HV, Brinell HBW, and Rockwell HRB per ASTM E140. Also estimates approximate tensile strength (UTS) from hardness for steels.

Mar 25, 2026 · 5 min read Read →