Method for Rockwell superficial hardness test (N and T scales). Part 2, Verification of the testing machine.
Wedi'i Gadw mewn:
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
London :
British Standards Institution,
1970..
|
| Cyfres: | British standard Part 2: 1970 ;
4175: |
| Pynciau: |
| Disgrifiad o'r Eitem: | "Metric units." |
|---|---|
| Disgrifiad Corfforoll: | 15 p. ; 21 cm. |
| ISBN: | 0580057178 |