ISO 4545-4:2017 gives a table for the calculation of Knoop hardness values for use in tests carried out in accordance with ISO 4545‑1.
Status: PublishedPublication date: 2017-12
Edition: 2Number of pages: 27
Technical Committee: ISO/TC 164/SC 3 Hardness testing
- ICS :
- 77.040.10 Mechanical testing of metals
Buy this standard
|std 1 145|
|std 2 145||Paper|
A standard is reviewed every 5 years
Stage: 90.60 (Under review)
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.