CONCRETO N°2

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ADHERENCIA Y LONGITUD DE DESARROLLO DEL R Longitud de desarrollo a la tracción Capa α 1.3 Varillas superiores β 1 hasta #6 (3/4'') γ 0.8 4200 Varillas Superiores α 1.3 Varillas superiores β 1 hasta #7 γ 1 4200 Varillas α 1 Inferiores Varillas inferiores β 1 hasta #6 (3/4'') γ 0.8 4200 α 1 Varillas inferiores β 1 Capa hasta #7 γ 1 4200 Varillas Superiores Varillas Inferiores fy (Kg/cm²) fy (Kg/cm²) fy (Kg/cm²) fy (Kg/cm²)

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longitud de desarrollo

Transcript of CONCRETO N°2

TRACCINADHERENCIA Y LONGITUD DE DESARROLLO DEL REFUERZOLongitud de desarrollo a la traccinTabla RealCapadbResistencia del concreto (kgf/cm2)1.3pulg.cm.210280350420Varillas superiores13/8"0.9543.1937.40433.45530.540hasta #6 (3/4'')0.81/2"1.2757.7450.00344.72440.827fy (Kg/cm)4200Varillas 5/8"1.5972.2962.60255.99351.1143/4"1.9186.8375.20167.26261.401Superiores7/8"2.22157.52136.418122.016111.3851.31"2.54180.23156.082139.604127.440Varillas superiores11 3/8"3.49247.64214.459191.818175.105hasta #7 13/8"0.9533.2228.77225.73423.492fy (Kg/cm)42001/2"1.2744.4138.46434.40331.405Varillas 5/8"1.5955.6048.15543.07139.3193/4"1.9166.8057.84751.74047.232Tabla Diferencia1Inferiores7/8"2.22121.17104.93793.85985.681Varillas inferiores11"2.54138.64120.063107.38898.031CapadbResistencia del concreto (kgf/cm2)hasta #6 (3/4'')0.81 3/8"3.49190.49164.969147.552134.696pulg.cm.210280350420fy (Kg/cm)42003/8"0.950.190-0.596-0.545-0.460Tabla Aproximada1/2"1.27-0.2620.003-0.276-0.1731Varillas 5/8"1.590.286-0.398-0.0070.114Varillas inferiores1CapadbResistencia del concreto (kgf/cm2)3/4"1.91-0.1650.2010.2620.401hasta #7 1pulg.cm.210280350420Superiores7/8"2.22-0.478-0.5820.016-0.615fy (Kg/cm)42003/8"0.95433834311"2.540.2280.082-0.3960.4401/2"1.27585045411 3/8"3.49-0.364-0.541-0.1820.105Varillas 5/8"1.59726356513/8"0.950.223-1.228-4.266-6.5083/4"1.91877567611/2"1.270.4140.4640.4030.405Superiores7/8"2.22158137122112Varillas 5/8"1.59-0.3950.1550.0710.3191"2.541801561401273/4"1.91-0.204-0.153-0.2600.2321 3/8"3.49248215192175Inferiores7/8"2.220.171-0.063-0.141-0.3193/8"0.95333030301"2.54-0.3630.0630.3880.0311/2"1.27443834311 3/8"3.49-0.511-0.031-0.448-0.304Varillas 5/8"1.59564843393/4"1.9167585247Inferiores7/8"2.2212110594861"2.54139120107981 3/8"3.49191165148135
GANCHOADHERENCIA Y LONGITUD DE DESARROLLO DEL REFUERZOLongitud de desarrollo con gancho estndar11fy (Kg/cm)4200Tabla RealBarraResistencia del concreto (kfg/cm2)pulgcm2102803504203/8"0.9520.7617.9816.0814.681/2"1.2727.7524.0421.5019.625/8"1.5934.7530.0926.9124.57Tabla Diferencia3/4"1.9141.7436.1532.3329.517/8"2.2248.5142.0137.5834.30BarraResistencia del concreto (kfg/cm2)1"2.5455.5148.0743.0039.25pulgcm2102803504201 3/8"3.4976.2766.0559.0853.933/8"0.95-0.24-0.020.08-0.321/2"1.27-0.250.04-0.50-0.38Tabla Aproximada5/8"1.59-0.250.09-0.09-0.433/4"1.91-0.260.150.33-0.49BarraResistencia del concreto (kfg/cm2)7/8"2.22-0.490.01-0.420.30pulgcm2102803504201"2.54-0.490.07-0.000.253/8"0.95211816151 3/8"3.49-0.730.050.08-0.071/2"1.27282422205/8"1.59353027253/4"1.91423632307/8"2.22494238341"2.54564843391 3/8"3.4977665954
COMPRESINADHERENCIA Y LONGITUD DE DESARROLLO DEL REFUERZOLongitud de desarrollo a compresinfy (Kg/cm)4200Tabla RealBarraResistencia del concreto (kfg/cm2)pulgcm2102803504203/8"0.9522.0319.0817.0615.581/2"1.2729.4525.5022.8120.825/8"1.5936.8731.9328.5626.073/4"1.9144.2938.3534.3031.31Tabla Diferencia7/8"2.2251.4744.5839.8736.401"2.5458.8951.0045.6241.64BarraResistencia del concreto (kfg/cm2)1 3/8"3.4980.9270.0862.6857.22pulgcm2102803504203/8"0.950.03-0.92-2.94-4.42Tabla Aproximada1/2"1.270.45-0.50-0.19-0.185/8"1.59-0.13-0.07-0.44-0.93BarraResistencia del concreto (kfg/cm2)3/4"1.910.290.350.30-0.69pulgcm2102803504207/8"2.22-0.53-0.42-0.13-0.603/8"0.95222020201"2.54-0.110.00-0.38-1.361/2"1.27292623211 3/8"3.49-0.080.08-0.32-1.785/8"1.59373229273/4"1.91443834327/8"2.22524540371"2.54595146431 3/8"3.4981706359