| HDPE/AL/HDPE | |||||||
Specification | 1014 | 1216 | 1418 | 1620 | 2025 | 2026 | 2632 | 3240 |
packing Specification(m/roll) | 100 200 | 100 200 | 100 | 100 | 100 50 | 100 50 | 50 | 50 |
Main Characteristics | ||||||
Thermal conductivity | 0.45w/(m.k.) | |||||
Coefficient of heat expansion | 0.025mm/(m.k) | |||||
Bend radius | ≥5D(D means outside diameter) | |||||
Oxygen-permeability | 0 | |||||
Coefficient of heat roughness | 0.0004mm | |||||
other | Static-free,longevity | |||||
Following is the condition we must go by when we use it: | ||||||
Specification | Minimum | Min pipe | long-term | working temperature | working pressure | |
burst pressure | ring strength | hydrostatic strength | °C | |||
mm | (Mpa) | (N) | (Mpa) | cold pipe | hot pipe | (Mpa) |
1216 | 7 | 2300 | 2.7 | -40~60 | -40~95 | 1.25 |
1418 | 6 | 2300 | 2.7 | |||
1620 | 6 | 2300 | 2.7 | |||
2025 | 5 | 2500 | 2.7 | |||
2632 | 4 | 2500 | 2.3 | |||
3240 | 4 | 3500 | 2.1 |