expansion coeff for concrete
expansion coeff for concrete
(OP)
concrete has a coeff of expansion because of temperature. Said coeff is constant or variable according to increasing temperature ? is there any reference ? Thks
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RE: expansion coeff for concrete
The value is generally taken as 6-8 x 10^-6 inches per inch per degree F.
RE: expansion coeff for concrete
AASHTO used to use a value of 5.5 x 10^-6, but recent versions use values of 6.0 for normal weight concrete and 5.0 for lightweight concrete.
Rod Smith, P.E., The artist formerly known as HotRod10