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Table 3 Mechanical properties of reinforcement.

From: An Experimental Study of Shear Resistance for Multisize Polypropylene Fiber Concrete Beams

Reinforcement strength grade Diameter (mm) Area (mm2) Yield strength (MPa) Yield strain (× 10–6) Elastic modulus (Gpa)
HPB235 6 28.3 402.00 1927 208.66
HPB235 8 50.3 355.67 1387 256.43
HRB400 16 201.1 433.61 2278 190.31