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Equivalent standards: UNI EN 14399 8 - NF EN 14399 8 - BS EN 14399 8

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Bolts - dimensions in mm - source EN 14399-06/2019 Supercedes EN 14399-8 2008

d1 thread size

P
k nom
b nom
d nom y max e min s max
M 12
1.75
8 23 13 6.5 23.91 22
M 16
2
10 28 17 7.5 29.56 27
M 20
M 22
M 24
M 27
M 30
M 36


Bolts - dimensions in mm - source EN 14399-8 2008

d1 thread size

P
k nom
b nom
d nom y max e min s max
M 12
1.75
8 23 13 6.5 23.91 22
M 16
2
10 28 17 7.5 29.56 27
M 20
M 22
M 24
M 27
M 30
M 36


Nuts - dimensions in mm - source EN 14399-8 2008

d thread size Pitch s nom=max s min e min m max m min
M 12 1.75 22 21.16 23.91 10 9.64
M 16 2 27 26.16 29.56 13 12.3
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



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