JIS B 7734:2020
Current
The latest, up-to-date edition.
Knoop hardness test -- Verification and calibration of testing machines
English
21-12-2020
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 |
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.
Important note : Users cannot be edited or removed once added to your Multi user PDF.