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ASTM B931-14(2018)e1
Standard Test Method for Metallographically Estimating the Observed Case Depth of Ferrous Powder Metallurgy (PM) PartsMore info
1.1 A metallographic method is described for estimating the observed case depth of ferrous powder metallurgy (PM) parts. This method may be used for all types of hardened cases where there is a discernible difference between the microstructure of the hardened surface and that of the interior of the part.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2014-09-01 |
| ICS | 77.160 : Powder metallurgy |
| Number of pages | 5 |
| Replace | ASTM B931-14 |
| Set | ASTMVOL0205 |
| Year | 2014 |
| Document history | ASTM B931-14 |
| Country | USA |
| Keyword | ASTM 931;ASTM B931;ASTM B931;10.1520/B0931-14R18E01 |