![](/static_processed/f6ca8db7110959c72e1a767f2a732200/google-play-badge.png?{"image":"https://api.emcotest.com/static/haerte-wissen/App/google-play-badge.png","edits":{"resize":{"width":250,"fit":"cover"}},"outputFormat":{"format":"webp"}}){kind=icon}
![](/static_processed/e5b6300ca7094a80d782af80c12380eb/appstore-download-emco-test-app.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/App/Appstore-Download-EMCO-TEST-APP.jpg","edits":{"resize":{"width":250,"fit":"cover"}},"outputFormat":{"format":"webp"}})
![](/static_processed/5d1c2d0430827c28b661ef942398df1f/emco-test-app-smartphone-hand.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/App/EMCO-TEST-App-Smartphone-Hand.jpg","edits":{"resize":{"width":500,"fit":"cover"}},"outputFormat":{"format":"webp"}})
![](/static_processed/4c645b8fc6fca5dda0a34ce87cb23232/jominy-test_stirnabschreckversuch.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/anwendungen-tipps/Jominy-Test_Stirnabschreckversuch.jpg","edits":{"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "Overview of hardness testing methods")
![](/static_processed/7c59a6b6da973c750e660a6377ee60f6/emco-test_app_haertepruefung_jpg.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/App/EMCO-TEST_APP_Haertepruefung_jpg.jpg","edits":{"resize":{"width":1301,"height":732,"fit":"cover"}},"outputFormat":{"format":"webp"}})
EMCO-Test app
Helpful tools always with you.Get the free EMCO test app
Enjoy full service
This app offers you quick & easy:
- Hardness conversion
With this simple tool, you can quickly convert between Rockwell, Vickers, Brinell and Knoop.
- Diagonal conversion
Quickly and easily determine the mean diagonal diameter for your hardness value or display your mean diagonal diameter as a hardness value.
- Limit deviation
Quickly and easily determine the permissible deviation of the entered hardness of the hardness reference block.
- Curvature correction
Calculate the correct Rockwell correction value or Vickers correction factor for your test on curved surfaces.
- Hardness knowledge
Find out about the basics of hardness testing, the most common standardized test methods Rockwell, Brinell, Vickers and Knoop as well as other test methods such as carbon, plastic and Leeb testing.
Privacy policy
- FilenameTypeFilesize
- Privacy policy pdf 19 KB
![](/static_processed/af445bd2448d3294fa4c33fad2fb6904/emco-test_zubehoer.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/emco-test_zubehoer.jpg","edits":{"extract":{"top":0,"left":1057,"width":1422,"height":800},"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "Applications & Tips")
![](/static_processed/8cd1b72996613254a8d94ce8526fd8e0/emco-test_haerteprueftechnologie.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/emco-test_haerteprueftechnologie.jpg","edits":{"extract":{"top":0,"left":2047,"width":1422,"height":800},"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "Hardness testing technologies")
![](/static_processed/4b71bdd02be4e659d2002d5d7938627c/iso_internationale_organisation_normung.png?{"image":"https://api.emcotest.com/static/haerte-wissen/normen-kalibrierung/ISO_Internationale_Organisation_Normung.png","edits":{"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "Calibration & Standards")
![](/static_processed/71451df0af45b776c6070bf6ae4b97b8/emco-test_maschinenbau.jpg?{"image":"https://api.emcotest.com/static/header/emco-test_maschinenbau.jpg","edits":{"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "Industries")
![](/static_processed/69ebe12dd9ee9c0b04157cdd1a0e8e97/emco-test_app_haertepruefung_jpg.jpg?{"image":"https://api.emcotest.com/static/haerte-wissen/App/EMCO-TEST_APP_Haertepruefung_jpg.jpg","edits":{"resize":{"width":435,"height":325,"fit":"cover"}},"outputFormat":{"format":"webp"}} "EMCO-TEST App")
