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TW Catalogue EN Int. 03-2015

4 03/2015 11 WT Principles of design Load-bearing capacity values WT-T ETA-12/0063 Calculation values for the characteristic bulk density values Table 1 Solid timber, cross-laminated timber C 24 30 Glulam timber GL 24c 28c / 24h Gross density k [kg/m3] 350 380 Pull-out resistance from 45° to 90° in dependancy of wood density Table 2 α = 45°- 90° α = 45°- 90° Gross density k [kg/m3] 350 380 WT-S/T-6,5 xL[mm] 65 sg [mm] 28 hmin [mm] 35 Pull-out resistance from timber FN,Rk [kN] 2,35 2,51 90 40 50 3,35 3,58 130 55 70 4,61 4,93 WT-T-6,5 xL[mm] 160 65 85 5,45 5,82 190 80 100 6,71 7,16 220 95 115 7,97 8,51 Gross density k [kg/m3] 350 380WT-T-8,2xL[mm] 160 sg [mm] 65 hmin [mm] 85 Pull-out resistance from timber FN,Rk [kN] 7,12 7,60 190 80 100 8,76 9,35 220 95 115 10,40 11,11 245 107 125 11,71 12,51 275 122 140 13,36 14,26 300 135 155 14,78 15,78 330 135 170 14,78 15,78 Shearing connection, half thread length per structural component Table 3 Gross density k [kg/m3] 350 380 WT-S/T-6,5 xL[mm] 65 sg [mm] 28 hmin [mm] 25 Pull-out resistance from timber Fv,Rk [kN] 1,66 1,77 90 40 35 2,37 2,53 130 55 50 3,26 3,48 WT-T-6,5 xL[mm] 160 65 60 3,85 4,12 190 80 70 4,74 5,07 220 95 80 5,63 6,02 Gross density k [kg/m3] 350 380 WT-T-8,2xL[mm] 160 sg [mm] 65 hmin [mm] 60 Pull-out resistance from timber Fv,Rk [kN] 5,03 5,37 190 80 70 6,19 6,61 220 95 80 7,35 7,85 245 107 90 8,28 8,85 275 122 100 9,44 10,09 300 135 110 10,45 11,16 330 135 120 10,45 11,16 NB: if fasteners are inserted at an angle from one side, forces can only be absorbed from one side (cf. sketch) M =1,3 FN,Rd= FN,Rk . kmod M M (GL)=1,25 M =1,3 Fv,Rd = Fv,Rk . kmod M M (GL)=1,25 sgsclamp d1 dk sg = sclamp = relevant thread length hmin = minimum height of structural component – Values apply to connections where half of each fastener is in each structural component. – Connection geometry as shown in the drawings must be complied with. – Calculation of design values as shown in the box to the left of the tables. – All calculations must be verified and signed off by the planner in charge before the work is performed. Remarks 2/5 11. Technical documentation and data sheets 403/2015 Solid timber, cross-laminated timber C 2430 Gross density k [kg/m3] 350380 Gross density k [kg/m3] 350380 2,352,51 9040503,353,58 13055704,614,93 16065855,455,82 190801006,717,16 220951157,978,51 7,127,60 190801008,769,35 2209511510,4011,11 24510712511,7112,51 27512214013,3614,26 30013515514,7815,78 33013517014,7815,78 Gross density k [kg/m3] 350380 1,661,77 9040352,372,53 13055503,263,48 16065603,854,12 19080704,745,07 22095805,636,02 Gross density k [kg/m3] 350380 5,035,37 19080706,196,61 22095807,357,85 245107908,288,85 2751221009,4410,09 30013511010,4511,16 33013512010,4511,16

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