Hexagon socket button head screws

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Hexagon socket button head screws ISO 7380

Strength 12.9 Sten
Quality SCM435 STS304
Hardness 39 ~ 44 -
Remarks a full screw / Black oxide / Nickel plating a full screw / Washing
Hexagon socket button head screws

Standard (DIN 7380)

제품규격및성징  
the title of screw(d) the pitch of a screw(P) da dk k s t w r
Max Max
(Reference Dimensions)		 Min Max
(Reference Dimensions)		 Min Title
(Reference Dimensions)		 Max Min Min Min Min
M3 0.5 3.6 5.7 5.4 1.65 1.4 2 2.080 2.020 1.04 0.20 0.1
M4 0.7 4.7 7.6 7.24 2.2 1.95 2.5 2.580 2.520 1.30 0.30 0.2
M5 0.8 5.7 9.5 9.14 2.75 2.5 3 3.080 3.020 1.56 0.38 0.2
M6 1 6.8 10.5 10.07 3.3 3.0 4 4.095 4.020 2.08 0.74 0.25
M8 1.25 9.2 14 13.57 4.4 4.1 5 5.140 5.020 2.60 1.05 0.4
M10 1.5 11.2 17.5 17.07 5.5 5.2 6 6.140 6.020 3.12 1.45 0.4
M12 1.75 13.7 21 20.48 6.6 6.24 8 8.175 8.025 4.16 1.63 0.6
M16 2 17.7 28 27.48 8.8 8.44 10 10.175 10.025 5.20 2.25 0.6

Mechanical Property

Hexagon socket button head screws may not satisfy the minimum tensile load of the strength category specified in ISO 898-1 due to the shape of the head.

Except for the minimum tensile load, other requirements must satisfy the conditions of ISO 898-1.

Minimum tensile load of Hexagon socket button head screws with strength 12.9

(Apply 80% of minimum tensile load of SO898-1.)

the title of a screw(d) M3 M4 M5 M6 M8 M10 M12
Minimum tensile load
(N) 		4 190 8 560 13 800 19 600 35 700 56 600 82 400
the title of a screw(d) M14 M16 M18 M20 M22 M24
Minimum tensile load
(N) 		112 000 154 000 187 000 239 000 296 000 345 000

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