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calcule dimensionare sectiuni

Date post: 18-Dec-2015
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Calculul grinzilor simplu armate la incovoiere pag. 231 ho= 360 mm b= 300 mm m= 0.05787037037 < h= 400 mm xsi= 0.05964939557 M= 30 kNm Aa= 286.317098717 mmp Bc20 Rc(fcd)= 13.333333 N/mmp Ra(fyd)= 300 N/mmp p= 0.25450408775 > a= 40 mm Aa min= 108 mmp fctm= 2.21 N/mmp 864 mmp fyk= 345 N/mmp Aa min= 345.978610307 mmp Afinal ne Calculul grinzilor dublu armate la incovoiere. mb= 0.4 b= 1000 mm m= 0.03952335691 h= 250 mm xsi= M= 23 kNm Aa= Rc= 9.5 N/mmp Aa ef= Ra= 300 N/mmp p= Calculul la forta taietoare a griziilor fara bare inclinate Bc 15 Rt= 0.8 N/mmp Q= 1.05263157895 < OB 37 Ra= 290 N/mmp <= Aa longit 462 mmp <= L= 4.2 m p= 0.38905263158 % a= 35 mm pe= 0.15314069776 % b= 250 mm si/ho= 1.18510759005 <= h= 500 mm pe= 0.15314069776 % > ho= 475 mm pe= 0.15314069776 T= 100 kN fi 12 Ae= 79 mmp ne= 1 buc ae<= 20.63 cm Ved= 40 kN z= 324 mm fyd= 290 N/mmp ctgteta= 1 Asw= 42.57 mm S= 100 mm 100.00 Smin= 100 mm Calculul stalpi compresiune cu excentricitate mica fara considerar a= 25 mm b= 400 mm h0= 375 mm h= 400 mm cxi= 0.07001750438 N= 140 kN cxiB= 0.6 OB37 M= 20 kNm 0.55 Pc52, Pc6
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DimensionareCalculul grinzilor simplu armate la incovoiere.pag. 231ho=360mmb=300mmm=0.05787037040.1% minimAa bunaa=40mmAa min=108mmp0.5% minimpentru grinzi cuplarefctm=2.21N/mmp864mmp0.8% minimtotalfyk=345N/mmpAa min=345.9786103071mmp0.3203505651% minimP100/2013 pe o laturaAfinal necesar=345.9786103071mmpCalculul grinzilor dublu armate la incovoiere.mb=0.4b=1000mmm=0.0395233569h=250mmxsi=M=23kNmAa=Rc=9.5N/mmpAa ef=Ra=300N/mmpp=Calculul la forta taietoare a griziilor fara bare inclinateBc 15Rt=0.8N/mmpQ=1.0526315789


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