Research Article

Experimental Torsional Capacity of Plain Concrete Beams Made from Crushed Clay Brick and Recycled Brick Concrete as Coarse Aggregate

Figure 6

Torque vs. twisting curves for different target strength with different coarse aggregate: (a) for 18.9 MPa, (b) for 20.7 MPa, (c) for 22.4 MPa, and (d) for 24.1 MPa concrete.
(a)
(b)
(c)
(d)