1.1 This test method covers the determination of the microindentation hardness of powder metallurgy (PM) materials. The test method differs from the approach used for pore-free materials in terms of the precautions required to deal with the
ASTM
Standard Test Method for Microindentation Hardness of Powder Metallurgy (P/M) Materials
STD-72378
2009
2009-04-01
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