Research Article
Experimental Study on Mechanical Properties of CFRP-Confined Concrete Columns under Continuous Semi-Submergence of Sulfate
Table 5
Changes in strength and strain of ordinary concrete cylinders under continuous half-immersion in Na2SO4 solution.
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Note: F is the ultimate bearing capacity, fcut’ is the compressive strength of specimens, fcut’, m is the average compressive strength of specimens, εcut is the axial strain, εl is the lateral strain, R is the strength retention rate, and Rm is the average strength retention rate. |