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X-CRM
Steel:
Pull-out loads Mean ultimate Embedment Base steel Steel
pull-out loads depth thickness strength
Nail Nu,m [kN] hET [mm] tll [mm] fu [N/mm 2 ]
X-CR M6/W6 15.6 12.0 6.0 440
X-CR M 8 22.4 12.0 10.0 440
Shear loads Mean ultimate Embedment Base steel Steel
shear load depth thickness strength
Nail Vu,m [kN] hET [mm] tll [mm] fu [N/mm 2 ]
X-CR M6/W6 14.5 11.1 6.0 440
Application requirements
Thickness of base material
Concrete
hmin = 80 mm (dnom = 3.7 mm)
hmin = 100 mm (dnom ≥ 4.5 mm)
Steel
tll ≥ 6 mm
Thickness of fastened material
X-CR M6/W6: tl ≤ Lg - twasher - tnut ≅ up to 15.5 mm
X-CR M8 tl ≤ Lg - twasher - tnut ≅ up to 13.0 mm
Spacing and edge distances (mm)
Fastening to steel
Fastening to concrete
Pairs
200
c
c c s s c, s ≥ 15 mm
tII
c 50 200
50
Reinforced * Non-reinforced
c 100 150
Row along edge General (e.g. group of fasteners
c
c
200 200 200
Reinforced * Non-reinforced
c 80 150
4.160 11 / 2007
a
c
c
a
Reinforced * Non-reinforced
c 80 150
a 80 100
* Minimum ∅ 6 reinforcing steel continuous along all edges and around all corners. Edge bars must be enclosed
by stirrups
tII