Research Article

Study on Mechanical Properties of Basalt Fiber-Reinforced Concrete with High Content of Stone Powder at High Temperatures

Figure 16

Acoustic response signals and processing results of concrete testing blocks (at 600°C): (a) without fiber; (b) fiber length: 18 mm and fiber content: 3 kg/m3; (c) fiber length: 6 mm and fiber content: 5 kg/m3.
(a)
(b)
(c)