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GB /T 831-1988 Slotted shoulder screws


Unit: mm
国标GB /T831-1988 GB831 831GB(GB831-1976) Slotted shoulder screws
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10
P Pitch
ds max
min
n Nominal Size
max
min
t min
b thread length
0.35 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5
2.48 2.98 3.47 3.97 4.97 5.97 7.96 9.96 11.95
2.42 2.92 3.395 3.895 4.895 5.895 7.87 9.87 11.84
0.4 0.5 0.5 0.6 0.8 0.8 1.2 1.6 2
0.6 0.7 0.7 0.8 1 1 1.51 1.91 2.31
0.46 0.56 0.66 0.66 0.86 0.86 1.26 1.66 2.06
0.6 0.7 0.9 1 1.4 1.7 2 2.5 3
2.5 3 3.5 4 5 6 8 10 12
Weitht of per 1000 steel products(≈kg)
- - - - - - - - -
①,Diameter ds can also be manufactured with f9 limit deviation
Relevant Standards
1
开槽无头螺钉(螺纹圆柱销)
[GB]
GB /T 878-1986
Slotted headless screws with shank (Paraller pins with external thread)
2
开槽无头螺钉(螺纹圆柱销)
[GB]
GB /T 878-2007
Slotted headless screws with shank (Paraller pins with external thread)
3
开槽轴肩螺钉
[DIN]
DIN 927-1986
Slotted shoulder screws
4
开槽无头螺钉
[DIN]
DIN 427-1986
Slotted headless screws with chamfered end
5
开槽螺钉
[ISO]
ISO 2342-1972
Slotted screws
6
开槽无头螺钉
[ISO]
ISO 2342-2003
Slotted headless screws with shank
7
开槽无头螺钉
[ISO]
ISO 2342-2005
Slotted headless screws with shank
8
开槽无头螺钉
[NF]
NF E 25-175-2004
Slotted headless screws with shank