Standard DIN EN 14399 9
Equivalent standards: NF EN 14399 9 - BS EN 14399 9 - UNI EN 14399 9
The purpose of the direct tension indicators is to...

Washers - dimensions in mm - source EN 14399-9 2006 | |||||||
Thread size | d1 min | d2 max | d3 max | d4 min | h1 min | h2 max | h3 min |
M 12 | 12.75 | 32.5 | 20 | 13.85 | 2.5 | 5.5 | 0.8 |
M 16 | 16.75 | 36.8 | 25 | 17.85 | 3 | 6 | 0.8 |
M 20 | |||||||
M 22 | |||||||
M 24 | |||||||
M 27 | |||||||
M 30 | |||||||
M 36 |
Table 1 - Systems of bolt/nut/washer assemblies | ||
Bolt/nut/washer assembly System HR - Garniture aus Schrauben/Muttern und Scheiben System HR - Assieme bullone/dado/rondella sistema HR | Bolt/nut/washer assembly System HV - Garniture aus Schrauben/Muttern und Scheiben System HV - Assieme bullone/dado/rondella sistema HV | |
General requirements Allgemeine Anforderungen Requisiti generali | EN 14399-1 | |
Bolt/nut assembly - Garnitur aus Schraube und Mutter - assieme bullone/dado | EN 14399-3 | EN 14399-4 |
Marking - Kennzeichnung - Marcatura | ||
Property classes - Festigekeitklasse - Classi di resistenza | ||
Washers - Scheiben - Rondelle | ||
Marking - Kennzeichnung - Marcatura | ||
Suitability test for preloading - Eignungsprüfung für das Vorspannen - Prova di idoneità all''impiego |