DIN7991

HEXAGON SOCKET COUNTERSUNK SCREWS

DIN 7991

Steel Hardness: 8.8, 10.9
Finish: Self, Black, Bright Zinc, Hot Dip Galvanized

Dimensions
Nom. Dia. (d) M6 M8 M10 M12 M16 M20
Thread Pitch 1 1.25 1.5 1.75 2 2.5
Thread Length (b) 18 22 26 30 38 46
dk Max. 12 16 20 24 30 36
K Max. 3.3 4.4 5.5 6.5 7.5 8.5
α 90° 90° 90° 90° 90° 90°
s Nominal 4 5 6 8 10 12
L WEIGHT IN KG/1000 PCS
10 2.70 5.47
12 3.05 6.10 10.10
16 3.76 7.35 12.10
20 4.46 7.60 14.10 21.20
25 5.34 10.20 16.60 24.80
30 6.22 11.70 19.10 28.50 51.80
35 7.10 13.30 21.60 32.10 58.40 91.40
40 8.83 14.80 24.10 35.70 65.10 102.00
50 11.00 19.90 30.10 43.00 78.40 123.00
60 24.80 35.70 54.00 91.70 143.00
70 41.20 62.90 111.00 164.00
80 127.00 200.00
90 143.00 226.00
100 253.00

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