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0 Contents - Hilti Svenska AB

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Fastener selection<br />

Fastener selection:<br />

DX standard – fastening wood or soft material<br />

Required nail shank length<br />

Wood: LS = hET + tl [mm]<br />

Soft material: LS = hET + tl – 2.4 – hcs [mm]<br />

hCS ≅ 3 mm if possible<br />

Required depth of penetration hET<br />

Normal weight concrete NWC<br />

hET according to concrete strength fcc<br />

fcc [N/mm 2 ] 15 25 35<br />

hET [mm] 32 27 22<br />

Light weight concrete LWC:<br />

hET = 32–37 mm<br />

Normal weight concrete NWC<br />

tI<br />

X-CR<br />

11 / 2007 4.119<br />

2.4<br />

Sandlime masonry SLM<br />

h cs<br />

t I<br />

o3.7<br />

h ET<br />

Ls<br />

L<br />

o8<br />

Sandlime masonry SLM<br />

hET according to concrete strength fcc<br />

fcc [N/mm 2 ] 15 25 35<br />

hET [mm] 32 27 27<br />

Steel<br />

hET ≥ 10 mm<br />

Nail shank buckling<br />

Steel<br />

tI<br />

hET

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