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Cross Recessed Raised Countersunk Head Thread Rolling Screws - Form NE

DIN 7500 (NE) - 2009

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德标DIN 7500 (NE) - 2009 DIN7500 7500DIN Cross Recessed Raised Countersunk Head Thread Rolling Screws - Form NE
Thread Size
d
M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10
P Pitch
b min
dk max
min
k max=nominal size
Socket No.
0.4 0.45 0.5 0.6 0.7 0.8 1 1.25 1.5
25 25 25 38 38 38 38 38 38
3.8 4.7 5.5 7.30 8.40 9.30 11.30 15.80 18.30
3.5 4.4 5.2 6.94 8.04 8.94 10.87 15.37 17.78
1.2 1.5 1.65 2.35 2.7 2.7 3.3 4.65 5
0 1 1 2 2 2 3 4 4
①,Material: The thread rolling screws shall be made from cold heading, case hardening quality steel. The core hardness shall be 290 HV 10 to 370 HV 10, and the case hardness shall be 450 HV 0,3 minimum. According to DIN EN ISO 7085