GB 951 - 1986 Cross recessed countersunk head wood screws


Unit: mm
国标GB 951 - 1986 GB951 951GB Cross recessed countersunk head wood screws
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Nominal Diameter
2 2.5 3 3.5 4 (4.5) 5 (5.5) 6 (7) 8 10
ds min
max
dk max
min
k max
Socket No.
M Ref.
Penetration depth min
max
1.86 2.25 2.75 3.2 3.7 4.2 4.7 5.2 5.7 6.64 7.64 9.64
2 2.5 3 3.5 4 4.5 5 5.5 6 7 8 10
4 5 6 7 8 9 10 11 12 14 16 20
3.7 4.7 5.7 6.64 7.64 8.64 9.64 10.57 11.57 13.57 15.57 19.48
1.2 1.4 1.7 2 2.2 2.7 3 3.2 3.5 4 4.5 5.8
1 1 2 2 2 2 2 3 3 3 4 4
2.5 2.7 3.8 4.2 4.8 5.2 5.4 6.7 7.3 7.8 9.3 10.3
0.95 1.14 1.2 1.6 2.19 2.58 2.77 2.8 3.39 3.87 4.41 5.39
1.32 1.52 1.73 2.13 2.73 3.13 3.33 3.36 3.96 4.46 4.95 5.95
Weight of per 1000 steel products(≈kg)
- - - - - - - - - - - -
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