Influencing Factors on the Interface Microhardness of Lightweight Aggregate Concrete Consisting of Glazed Hollow Bead

Figure 6

The influence of age of curing on the interfacial HV of lightweight aggregate concrete: (a) NS content 0%, (b) NS content 0.25%, (c) NS content 0.5%, and (d) NS content 0.75%.

(a)

(b)

(c)

(d)