ASTM-B578 1999
$35.75
B578-87(1999) Standard Test Method for Microhardness of Electroplated Coatings
Published By | Publication Date | Number of Pages |
ASTM | 1999 | 2 |
1.1 This test method covers the determination of the hardness of metallic coatings upon various substrates. The measurements are made with the Knoop indenter under a test load of 0.245 N (25 gf) or 0.981 N (100 gf).