Tabelas de concreto armado



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2EV DR VH DSOLFDU RV PHVPRV HVIRUoRV SDUD RV PRGHORV , H ,, RV UHVXOWDGRV DSUHVHQWDGRV SHOD 1%5  VmR GLIHUHQWHV R TXH HVWi JHUDQGR GLYHUVRV TXHVWLRQDPHQWRV 1D GLVFLSOLQD GH &$5, VHUi XWLOL]DGR R PRGHOR GH FiOFXOR , VHJXQGR R TXDO

V Rd 2 = 0,27.α V . f cd .bw .d
H

αV = 1−

f ck  FRP I ck GDGR HP 0SD 250

2 WHUPR DQWHULRU  α V  p R FRHILFLHQWH GH HIHWLYLGDGH GR FRQFUHWR $LQGD SDUD R PRGHOR , DTXL DGRWDGR WHPVH

Vc = 0,6. f ctd .bw .d
6HQGR

f ctd = f ctk ,inf / γ c
3DUD IDFLOLWDU RV FiOFXORV SRGHVH XWLOL]DU RV YDORUHV GD WDEHOD DEDL[R

f ck 0SD

  

  

  

  

  

  

  

αV f ctd 0SD

 '(7(50,1$d®2 '$ $50$'85$ 75$169(56$/ &RQVLGHUDQGR R PRGHOR , GH FiOFXOR GD DUPDGXUD WUDQVYHUVDO H WRPDQGR V Rd 3 = V sd  SRGHVH GL]HU TXH D SDUFHOD GR HVIRUoR FRUWDQWH D VHU UHVLVWLGD SHOD DUPDGXUD GHVFRQWDQGRVH D SDUFHOD FRUUHVSRQGHQWH DRV PHFDQLVPRV FRPSOHPHQWDUHV DR GH WUHOLoD p

V sw = V sd − Vc YDORU GH FiOFXOR PDMRUDGR SHORV IDWRUHV GH VHJXUDQoD

76

$1(;26

109

$1(;2 , ² 7$%(/$ '( ',0(16,21$0(172 3$5$ 6(d®2 5(7$1*8/$5 .1 FP
.P .D IFN IFN IFN IFN IFN IFN IFN IFN &$ &$ &$                             .\ .[ .]