Position:Open floor bearing plate yx76-230-690
Release time：2021-09-02 15:18 Browse times：2070second
| Section properties of composite floor bearing plate | |||
| Plate thickness t (mm) | Unit weight m (kg / ㎡) | Section moment of inertia I (CM4 / M) | Section resistance moment w (CM) 3/ m) |
| 0.75 | 9.39 | 63.64 | 16.25 |
| 0.9 | 11.39 | 77.22 | 19.72 |
| 1.2 | 15.02 | 101.83 | 26.10 |
| 1.5 | 18.77 | 127.29 | 32.50 |
| Calculation parameters of concrete composite floor bearing plate | |||||
| Combined plate thickness (mm) | Steel plate thickness (mm) | Self weight of composite plate (kg / m2) | Allowable unsupported span at construction stage (mm) | ||
| Single span | Double span | Three span | |||
| 120 | 0.75 | 3.524 | 2240 | 2500 | 2700 |
| 0.8 | 3.529 | 2290 | 2600 | 2790 | |
| 0.9 | 3.54 | 2380 | 2800 | 2950 | |
| 1.0 | 3.551 | 2470 | 3000 | 3100 | |
| 1.2 | 3.574 | 2620 | 3230 | 3400 | |
| 130 | 0.75 | 3.769 | 2210 | 2500 | 2640 |
| 0.8 | 3.744 | 2260 | 2600 | 2730 | |
| 0.9 | 3.785 | 2340 | 2750 | 2890 | |
| 1.0 | 3.796 | 2430 | 2900 | 3040 | |
| 1.2 | 3.819 | 2580 | 3180 | 3330 | |
| 140 | 0.75 | 4.014 | 2180 | 2450 | 2580 |
| 0.8 | 4.019 | 2220 | 2550 | 2670 | |
| 0.9 | 4.03 | 2310 | 2700 | 2830 | |
| 1.0 | 4.041 | 2390 | 2800 | 2980 | |
| 1.2 | 4.064 | 2540 | 3140 | 3260 | |