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| Brand Name : | taian hongyuan |
| Model Number : | X-8*20 |
| Supply Ability : | 10000 Meter/Meters per Day |
| Price : | $1.27/meters >=90 meters |





Item | Grouting pipes | Production date | 20211210 | |||||
Quantity | 2000m | Testing standard | GB/T31538-2015 | |||||
NO. | Item | Standard | results | comments | ||||
1 | External diameter(mm) | 20 | 18 | |||||
2 | Deviation of external diameter(mm) | ±1.0 | 0 | |||||
3 | Internal diameter (mm) | 8 | 8 | |||||
4 | Deviation of internal diameter(mm) | ±1.0 | 0 | |||||
5 | Framework and external fabric | No loose or loss | pass | |||||
6 | Distance between grouting holes(mm) | ≤20 | 20 | |||||
7 | Diameter of grouting holes(mm) | 2-5 | 3 | |||||
8 | Permanent deformation of cover material (%) | ≤10 | 9 | |||||
9 | Compressive deformation (mm) | ≤2 | 0.26 | |||||
10 | Low temperature bending property | -10℃, no cracks | Pass | |||||
11 | Appearance | No cracks or holes | pass | |||||





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| Tai`an Hongyuan Geosynthetics Co., Ltd. |
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