sexta clase sap2000
TRANSCRIPT
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convertir a apoyo fijo.
Definir materiales:
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Pe=norma = 2.3 tn/m3 + 0.1 = 2.4 para concreto armado.
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Modulo de eslasticidad
E= 15100 (actualizado)*raizcuad (fc)
El modulo de elasticidad de un material es un oarametro que mide la variacion de un esfuerzo en relacion a la deformacion en el rango elast
ico
esfuerzo
E
elastico plastico
E=15100*√210
E=15100*SQR(210) (para SAP2000
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POISON O COEFICIENTE DE POISON O MODULO DE POISONDETERMINADO EN LAB Y ES ADIMENCIONAL. EL VALOR DE ESTE PARAMETRO PARA EL CONCRETO OSCILA ENTRE 0.15 – 0.20 (MIDE LAS DEFORMACIONES LONGITUDINALES, TRANSVERSALES Y VOLUMETRICAS EN UNA PROBETA SOMETIDA A CARGA AXIAL
MODULO DE CORTE :
SE CALCULA EN FUNCION A DOS CVALORES. G= E/2(1+U) O G= 0.43 * E
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OK
SECCION DE LA VIGA
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RECTANGUKLAR
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COMIO VIGA
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ASTM A615 EN EL PERU SE FABRICAN EL DE GRADO 60
GRADO 75 5300 KG/CM23GRADO 60 FY=4200 KG/CM2 ACEROS ESTRUCTURALES NO SOLDABLES POR TENER ALTO
GRADO DE CARBONO EN SU FABRICACIONGRADO FY =2800 KG/CM2
ASTM A706 ES SODABLE PERO EN EL PERU ES LIMITADA SU FABRICACION
ok ok ok
EL TEXTO CONSIDERA 6 CM
D = 34 CM
RECUBRIMIENTO DEL CONCRETO SUP E INFERIOR.
d= 34
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R = 6 CM
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Crtl e
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ok
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Borrar carga modal
ok
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Combinacion de cargas
ACI
U = 1.2 CM + 1.6 CV
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OK
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VERIFICANDO:
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OK
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OK
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OK
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RUM NOW OK
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PARA RESULTADO FINAL
2 ∅ 5/8 “
2 ∅ 1” + 2 ∅ 5/8 “