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Hardness Test Method Selection Guide by Application
| Material |
Test Method |
| Rockwell |
Vickers |
Knoop |
Brinell |
| Copper alloys, soft
steels, aluminum alloys, malleable iron |
 |
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| Steel, hard cast irons, pearlitic malleable iron, titanium, deep case hardened steel |
|
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| Cemented carbides, thin steel and shallow case hardened steel |
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| Thin steel and medium case hardened steel and pearlitic malleable iron |
|
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| Cast iron, aluminum, and magnesium alloys, bearing metals |
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| Annealed copper alloys, thin soft sheet metals |
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| Phosphor bronze, beryllium copper, malleable irons, aluminum, zinc, lead |
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| Bearing metals and other very soft or thin materials |
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| Tin |
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| Aluminum |
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| Zinc |
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| Paints and organic coatings |
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| Hard rubber |
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| Plastics |
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