| Wear resistance of ceramic-lined composite steel pipe |
Sand-blast Contrast Experiment(SiC sand) | 30%SiO2 Slurry Scouring Contrast Experiment | ||
Material | Reduction in Bulk | Material | Loss of Volume |
97% Aluminum Oxide Pipe | 0.0025 | 1.1 | 25 |
Ceramic-lined Composite Steel Pipe | 0.0022 | 1.76 | 3 |
| Physical mechanical properties of ceramic-lined composite steel pipe |
Product Data Material | Strength HV KG/mm2 | Crushing Strength Mpa | Surface Quality | Density of Ceramic Layer g/cm3 | Compressive Shearing Strength (Interlayer Bonding Strength) Mpa | Mechanical Shock (Impact number of times when mechanical energy 50J contacts the pipe and cracks appear in ceramics) | Thermal Shock Resistance (the temperature when cracks appear in the ceramic layer after adding hot water three times) |
Carbon Steel Pipe | 149 | 411 | |||||
Ceramic-lined Composite Steel Pipe | 1100-1400 | 300-500 | Smooth | 3.85-3.9 | 15-20 | 15 | 900 |
| Operating authority of ceramic-lined composite steel pipe conducts ash conveyance resistance test, and results are as follows: |
Contrasted Materials | Absolute Roughness | Relative Roughness | Dry Resistance Coefficient | ||
Hydro-power Conveying | Pneumatic Conveying | Hydro-power Conveying | Pneumatic Conveying | ||
Common Material | 0.119 | 1.2 | 7.935×10-4 | 1.343×10-3 | 0.0195 |
Ceramic-lined Composite Steel Pipe | 0.018 | 0.195 | 7.935×10-4 | 1.343×10-3 | 0.0193 |
