Research Article
Mechanical Properties and Enhancement Mechanism of Oil-Well Cement Stone Reinforced with Carbon Fiber Surfaces Treated by Concentrated Nitric Acid and Sodium Hypochlorite
Figure 3
Compressive strength and tensile strength of cement stone.
(a) Tensile strength of pure cement stone and untreated CF-reinforced cement stone |
(b) Compressive strength of pure cement stone and untreated CF-reinforced cement stone |
(c) Tensile strength of pure cement stone and CF-reinforced cement stone added with sodium hypochlorite |
(d) Compressive strength of pure cement stone and CF-reinforced cement stone treated with sodium hypochlorite |
(e) Tensile strength of pure cement stone and CF-cement-reinforced stone treated with concentrated nitric acid |
(f) Compressive strength of pure cement stone and CF-reinforced cement stone treated with concentrated nitric acid |