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Hexagon Cheese Head Thread Rolling Screws

DIN 7500 (EE) - 2007

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德标DIN 7500 (EE) - 2007 DIN7500 7500DIN Hexagon Cheese Head Thread Rolling Screws
Thread Size
d
M2 M2.5 M3 M4 M5 M6 M8 M10 M12
P Pitch
b Ref.
dk Max. Plain Head
Knurled Heads
min
k max
min
s max
min
t min
0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 1.75
16 17 18 20 22 24 28 32 36
3.8 4.5 5.5 7 8.5 10 13 16 18
3.98 4.68 5.68 7.22 8.72 10.22 13.27 16.27 18.27
3.62 4.32 5.32 6.78 8.28 9.78 12.73 15.73 17.73
2 2.5 3 4 5 6 8 10 12
1.86 2.36 2.86 3.82 4.82 5.7 7.64 9.64 11.57
1.58 2.08 2.58 3.08 4.095 5.14 6.14 8.175 10.175
1.52 2.02 2.52 3.02 4.02 5.02 6.02 8.025 10.025
1 1.1 1.3 2 2.5 3 4 5 6
①,Material: The self-tapping screws must be made from cold extrusion steels. The core hardness must be 290 HV10 to 370 HV10. The surface hardness must be at least 450 HV0.3 after the heat treatment