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Internal thread concrete screw

Internal thread concrete screw

 

Read More: Catalog Concrete screws

Concrete & Masonry Fasteners Installation parameters

Product specifications Product length Drill Diameter do (mm) Drill deepth h (mm) Depth of burial hnom (mm) Anchor Thickness thx (mm) Anchor Aperture d (mm)
M8 70-130 8 80-140 65 5-65 12
M10 70 10 80 65 5 14
M10 90-260 10 100-270 85 5-175 14
M12 90 12 100-270 85 5 16
M12 110-150 12 120-160 100 10-50 16
M14 110 14 120 100 10 18
M14 135-160 14 170 125 10-35 18

Anchoring in concrete  Technical parameters

Product specifications M8 M10 M12 M14
Depth of burial hnom (mm ) 65 65 85 85 100 100 125
Min substrate thickness hmin (mm) 120 120 160 130 160 160 210
Tinst max (Nm) ≤20 ≤40 ≤60 ≤80
Non-cracking concrete Tension(KN) 14.88 11.86 19.17 14.28 19.96 19.17 29.82
Shearing Force(KN) 8.93 13.95 21.97 31.08
Min margin Cmin (mm) 65 80 100 115
Min spacing Smin (mm) 50 60 75 85
0.3 mm cracked concrete Tension(KN) 8.81 8.33 13.48 10.04 14.03 13.48 20.96
Shearing Force(KN) 8.93 13.95 21.97 31.08
Min margin Cmin (mm) 65 80 100 115
Min spacing Smin (mm) 50 60 75 85