Product Structure
- Single-layer solid wall pipe.
- The outer wall is covered with a peelable thermoplastic protective layer pipe.
Product Performance
No.
| Item
| Test Data
| Index
|
1
| Hydrostatic Strength (20 ℃,100h)
| Cycle stress:PE80, PE100. 9.0Mpa, 12.0Mpa
| No damage, no leakage
|
2
| Hydrostatic Strength (80 ℃,165h) | Cycle stress:PE80, PE100. 4.5Mpa, 5.4Mpa | No damage, no leakage |
3
| Hydrostatic Strength (80 ℃,1000h) | Cycle stress:PE80, PE100. 4.5Mpa, 5.4Mpa | No damage, no leakage |
4
| Elongation at break ≤5 mm
| Test Speed : 100 mm/min
| ≥ 350% |
Elongation at break 5 mm≤en≤12mm | Test Speed : 50 mm/min | ≥ 350% |
Elongation at break en≥12mm | Test Speed : 25 mm/min | ≥ 350% |
5
| Resistant to slow crack growth en ≤5 mm (Vertebral body test)
| -
| < 10mm/24h |
6
| Resistant to slow crack growth en >5 mm (Notch test) | Temperature 80℃, time ≥500h, inner pressure : for PE 80 0.8Mpa, for PE100 0.92 Mpa
| No damage, no leakage |
7
| Resistant to rapid crack growth | Temperature 0℃
| Pc, s4 ≥ MOP/2.4-0.072 Mpa
|
8
| Recovery after impression
| -
| No damage, no leakage |