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Showing 1 to 3 of 3 for “"Grade 300 strand"”.
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Material Properties of the Grade 300 and Grade 270 Prestressing Strands and their Impact on the Design of Bridges
… was to test the material properties of the new Grade 300, low-relaxation prestressing strand. The purpose of this testing was to verify the advertised breaking strengths and relaxation properties of the Grade 300 strand. Additional properties, such as yield strength, modulus of elasticity, and …
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Grade 300 Prestressing Strand and the Effect of Vertical Casting Position
… was to investigate the influence an increase in strand strength and the effect the as-cast vertical location had on transfer length, development length, and flexural strength and to resolve the discrepancies regarding the definition of the top-bar/strand effect. Two types of test specimens were …
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Bond and Material Properties of Grade 270 and Grade 300 Prestressing Strands
… was to determine the material properties of grade 270 and grade 300 prestressing strand of various sizes. Tension tests were performed on each type of strand. The data from these tests was used to determine modulus of elasticity, yield stress, ultimate stress, and ultimate elongation for each …