Civil Engineering Reference
In-Depth Information
concentration of above 22%, the strength of concrete is reduced and salt
scaling is increased.
[81]
The DTA method has been used to determine the
reduction in Ca(OH)
2
content and increase in the content of complex
C
3
A•CaCl
2
•10H
2
O, depending on the exposure conditions and severity of
attack. The existence of a complex salt, CaCl
2
•Ca(OH)
2
•10H
2
O, with a
characteristic peak at 580°C was also confirmed.
Figure: 39.
Length changes of air-entrained cement paste saturated with brine of various
concentrations.
