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(Non-preferred) dimensions in parentheses.

High-Strength Structural Bolting Assemblies for Preloading - Part 6: Plain Chamfered Washers

EN 14399-6 (Chamfered Washer) - 2005

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欧标EN 14399-6 (Chamfered Washer) - 2005 E High-Strength Structural Bolting Assemblies for Preloading - Part 6: Plain Chamfered Washers
For Nominal Thread Diameter
M12 (M14) M16 (M18) M20 M22 M24 M27 M30 M36
d min
max
dc min
max
h Nominal Size
min
max
e min=nominal size
max
c min
max
13 15 17 19 21 23 25 28 31 37
13.27 15.27 17.27 19.33 21.33 23.33 25.33 28.52 31.62 37.62
23.48 27.48 29.48 33.38 36.38 38.38 43.38 49 54.80 64.80
24 28 30 34 37 39 44 50 56 66
3 3 4 4 4 4 4 5 5 6
2.7 2.7 3.7 3.7 3.7 3.7 3.7 4.4 4.4 5.4
3.3 3.3 4.3 4.3 4.3 4.3 4.3 5.6 5.6 6.6
0.5 0.5 0.75 0.75 0.75 0.75 0.75 1 1 1.25
1 1 1.5 1.5 1.5 1.5 1.5 2 2 2.5
1.6 1.6 1.6 2 2 2 2 2.5 2.5 2.5
1.9 1.9 1.9 2.5 2.5 2.5 2.5 3 3 3
①,For hot dip galvanized washers the above dimensions apply prior to galvanizing
②,Sizes in brackets are non-preferred sizes.

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