Bond Behavior between Concrete and Self-Expansion Polymer Material under Normal Pressures

Figure 10

The load-slip curves of specimens with different normal pressure. (a) C40P23; (b) C40P23; (c) C40P36; (d) C40P43; (e) C40P54; (f) C40P69; (g) C40P92.

(a)

(b)

(c)

(d)

(e)

(f)

(g)