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Dimensioneringshandbok

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2.2 BALKSKO SPECIAL<br />

2 BALKSKOR<br />

2.2.6 DIM. BÄRFÖRMÅGA BALKSKO SPECIAL 50/70<br />

Dimensionerande bärförmåga F Rd anges nedan:<br />

TABELL 2.2.6 DIM. BÄRFÖRMÅGA F Rd [kN] TYP 50/70<br />

LASTVARAKTIGHETSKLASS M / K mod = 0,8 / LIMTRÄ ρ k = 380 kg/m 3<br />

H<br />

ANTAL SPIK I<br />

PRIMÄRBALK<br />

ANTAL SPIK I<br />

SEKUNDÄRBALK<br />

F Rd<br />

120 14 6 6,42<br />

140 18 10 10,70<br />

160 22 12 12,84<br />

180 26 16 17,12<br />

200 30 20 21,41<br />

220 34 22 23,55<br />

240 38 26 27,83<br />

260 42 30 32,11<br />

280 46 34 36,39<br />

300 50 36 38,53<br />

320 54 40 42,81<br />

340 58 44 47,09<br />

360 62 48 51,37<br />

380 66 50 53,52<br />

400 70 56 59,94<br />

420 74 60 64,22<br />

440 78 64 68,50<br />

460 82 66 70,64<br />

480 86 70 74,92<br />

500 90 74 79,20<br />

2012-05-10 47

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