JIS B 7734:2020
Current
Knoop hardness test -- Verification and calibration of testing machines
English
12-21-2020
This Standard specifies a method of verification and calibration of testing machines for determining Knoop hardness in accordance with JIS Z 2251-1. A direct method of verification and calibration is specified for the testing machine, indenter and the diagonal length measuring system. An indirect verification method using reference blocks is specified for the overall checking of the machine.
| DocumentType |
Standard
|
| Pages |
30
|
| PublisherName |
Japanese Standards Association
|
| Status |
Current
|
| Supersedes |
| JIS Z 2251-1:2024 | Knoop hardness test-Part 1: Test method |
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