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Hexagon Socket Head Shoulder Screws (Metric Series)

ASME/ANSI B 18.3.3M - 1993

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美标ASME/ANSI B18.3.3M - 1993 ASME/ANSI18. Hexagon Socket Head Shoulder Screws (Metric Series)
Thread Size
d
M5 M6 M8 M10 M12 M16 M20
P
ds Nominal Size
max
min
dk max
min
k max
min
s Nominal Size
t min
0.8 1 1.25 1.5 1.75 2 2.5
6.5 8 10 13 16 20 25
6.487 7.987 9.987 12.984 15.984 19.98 24.98
6.451 7.951 9.951 12.941 15.941 19.928 24.928
10 13 16 18 24 30 36
9.78 12.73 15.73 17.73 23.67 29.67 35.61
4.5 5.5 7 9 11 14 16
4.32 5.32 6.78 8.78 10.73 13.73 15.73
3 4 5 6 8 10 12
2.4 3.3 4.2 4.9 6.6 8.8 10