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CONCRETENAMEBiến dạng tương đối của bê tông khi có tác dụng dài hạn của tải trọng, εb2Biến dạng tương đối của bê tông khi có tác dụng ngắn hạn của tải trọng, εb2
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NAMERbRbtRb,serRbt,serEbfctm
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(daN/cm2)
(daN/cm2)
(daN/cm2)
(daN/cm2)
(daN/cm2)(N/mm2)RH < 40%40% RH 75%RH > 75%
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B3,5212,6273,99,50E+04-B3,50,00560,00480,00420,0035
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B5283,7355,51,30E+05-B50,00560,00480,00420,0035
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B7,5454,85571,60E+05-B30ConcreteBê tôngB7,50,00560,00480,00420,0035
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B10605,6758,51,90E+05-Rb = 170(daN/cm2)B100,00560,00480,00420,0035
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B12,5756,695102,15E+051,4Rbt = 11,5(daN/cm2)B12,50,00560,00480,00420,0035
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B15857,5110112,40E+051,6Rb,ser = 220(daN/cm2)B150,00560,00480,00420,0035
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B20115915013,52,75E+051,9Rbt,ser = 17,5(daN/cm2)B200,00560,00480,00420,0035
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B22,51309,516514,52,85E+052,05Eb = 3,25E+05(daN/cm2)B22,50,00560,00480,00420,0035
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B2514510,518515,53,00E+052,2fctm = 2,6(N/mm2)B250,00560,00480,00420,0035
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B3017011,522017,53,25E+052,6B300,00560,00480,00420,0035
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B351951325519,53,45E+052,9CB500VSteelThép dọcB350,00560,00480,00420,0035
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B4022014290213,60E+053,02Rs = 4350(daN/cm2)B400,00560,00480,00420,0035
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B452501532022,53,70E+053,2Rsc = 4350(daN/cm2)B450,00560,00480,00420,0035
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B502751636024,53,80E+053,5Rsw = 3000(daN/cm2)B500,00560,00480,00420,0035
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B5530017395263,90E+053,8Rs,ser = 5000(daN/cm2)B550,00560,00480,00420,0035
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B603301843027,53,95E+054,1Es = 2,00E+06(daN/cm2)B600,00560,00480,00420,0035
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B6535018,546528,54,00E+054,2B650,00550,00470,00410,0034
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B7037019500304,10E+054,4CB400VSteelThép đaiB700,00530,00460,00400,0033
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B8041021570334,20E+054,6Rs = 3500(daN/cm2)B800,00510,00430,00380,0031
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B9044021,5640364,25E+054,8Rsc = 3500(daN/cm2)B900,00480,00410,00360,0030
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B10047522710384,30E+055,0Rsw = 2800(daN/cm2)B1000,00450,00390,00340,0028
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Rs,ser = 4000(daN/cm2)
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Es = 2,00E+06(daN/cm2)
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STEEL
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NAMERsRscRswRs,serEs
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(daN/cm2)
(daN/cm2)
(daN/cm2)
(daN/cm2)
(daN/cm2)
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CB240T21002100170024002,00E+06
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CB300T26002600210030002,00E+06
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CB300V26002600210030002,00E+06
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CB400V35003500280040002,00E+06
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CB500V43504350300050002,00E+06
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