Сохранить в закладки 1600836675580:
Item | Requirements | Test parameter | ||||||||
Hydrostatic tension | Test temperature | Time | ||||||||
Hydrostatic resistance | No leakage,no crack | 12.0 | 20 | 1 | ||||||
4.8 | 95 | 1 | ||||||||
4.7 | 95 | 22 | ||||||||
4.6 | 95 | 165 | ||||||||
4.4 | 95 | 1000 | ||||||||
Thermal stability | No leakage,no crack | 2.5 | 110 | 8760 | ||||||
Longitudinal retraction rate | ≤3% | Temperature | 120℃ | |||||||
en≤8mm | 1h | |||||||||
8mm<en≤16mm | 2h | |||||||||
en>16mm | 4h | |||||||||
Test quantity | 3 | |||||||||
5000 times thermal cycle | No leakage,no crack | Temperature of cold water | Temperature of hot water | System pressure | Time/cycle of cold water | Time/cycle of hot water | ||||
20℃ | 90℃ | 0.6Mpa | 15min | 15min |
Density | 0.951 | g/cm³ |
Thermal conductivity | 0.4 | W/m▪K |
VICAT Softening temperature | 130-132 | ℃ |
Maximum temperature of function | 110 | ℃ |
Coefficient of linear thermal expansion | 0.15 | Mm/m°K |
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