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TYPICAL PHYSICAL PROPERTIES OF SURE-LINE® PIPE
Property (determined on compression molded specimen)
| Mechanical Properties: |
|
|
| Tensile strength (break) |
D 638 |
4,500psi |
| Ultimate elongation |
D 638 |
850 % |
| Flexural modulus |
D 790 |
136,000 psi |
| Tensile strength |
D 638 |
3,200 psi |
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| Thermal Properties: |
|
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| Brittleness temperature |
D 746 |
<-100 °C |
| Melt Index |
D 1238 |
(Cond. E) 0.10g/10min |
| High load melt index |
D 1238 |
(Cond. F) 12g/10 min |
| DSC Induction temperature |
D 3350 |
> 250 °C |
| DSC Induction time at 210 ° C (100 % oxygen) |
|
25 min |
| Melting point, for heating and cooling |
|
|
rate at 10 C/ min.
|
|
127 ° C |
| Vicat softening temperature |
D 1525 |
121 ° C |
| Crystallization point, heating and cooling rate |
|
|
at 10C/min
|
|
113 ° C |
| Deforming temperature |
LIT. |
77 ° C |
| Thermal expansion coefficient for |
|
6.0 x 10 |
unrestrained pipe
|
|
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| Approximate Operating Temperature |
|
160 ° F |
Limit for non-pressure pipe
|
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| Specific Heat |
|
0.55 Btu/lb ° F |
| Thermal Conductivity |
|
2.7 Btu in/ft² hr. ° F |
| Thermal Conductance, surface to surface |
COMPUTE |
Btu/ft² hr. ° F |
Temperature flow
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| Miscellaneous Properties: |
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| Density (base resin) |
D1505 |
|
| Density (compound) |
D1505 |
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| Environmental stress crack resistance |
D1693 COND.C |
|
| Thermally aged environmental stress crack resistance |
D1693 COND.C |
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| Durometer hardness, Shore "D" |
D2240 |
|
| Linear thermal Coefficient of Exp. |
D696 |
|
| Izod Impact, notch at 23° C |
D256 |
|
| Hydrostatic design basis |
D2837 |
|
| Water absorbtion in 24 hours |
D570 |
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| Gas permeability: |
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| |
methane |
Bettelle |
 |
| |
hydrogen |
Battelle |
 |
Permeability constant (K) PE2306
Gas |
Regulation |
Constant K |
|
| Methane |
AGA85 |
85 |
| Carbon monoxide |
AGA85 |
80 |
| Hydrogen |
AGA85 |
425 |
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