Wkrety z lbem stozkowym i wglebieniem krzyzowym 80°

Rysunek wymiarowy i diagramy techniczne

1761_kaQ9vo_bs-4174-15.jpg

Kluczowe wymiary i parametry techniczne

Dimensions in mm - source BS 4174 Cross Recess 80° truncated Raised Countersunk Head Screws [Table 15]

Publication date: 10 - 1972

Ø thread size
dk min
dk mx m min
k max
t min
t max f nom reccess nr. m nom
ST 2.2
3.73 4.37 0.71 0.91 1.22 1.62 0.64 1 2.41
ST 2.9
4.95 5.71 0.96 1.19 1.93 2.34 0.84 1 3.12
ST 3.5
6.2 7.09 1.22 1.5 2.29 2.74 1.02 2 4.29
ST 4.2
7.42 8.43 1.47 1.78 2.67 3.12 1.22 2 4.65
ST 4.8
8.64 9.78 1.73 2.06 3.1 3.56 1.4 2 5.08
ST 5.5
9.88 11.13 1.98 2.34 3.48 3.94 1.6 3 6.63
ST 6.3
11.48 12.88 2.34 2.72 4.03 4.47 1.83 3 7.11
ST 8 14.43 16.13 2.95 3.4 5.41 5.87 2.29 4 9.47