|
|
Property
|
ASTM Test Method
|
*Nominal Values
|
| nothing |
|
4810 HDPE |
3810 HDPE |
| Density |
D1505 |
0.957 gm/cc |
0.942 gm/cc |
| Melt Index (190/2.16) |
D1238 |
-- |
0.15 gm/10 min. |
| Flow Rate (190/21.6) |
D1238 |
8.5 gm/10 min. |
18 gm/10 min. |
| Tensile Strength @ Ultimate |
D638 |
34.5 MPa (5,000 psi) |
31 MPa (4,500 psi) |
| Tensile Strength @ Yield |
D638 |
24.1 MPa (3,500 psi) |
20.7 MPa (3,000 psi) |
| Ultimate Elongation |
D638 |
>800% |
>800% |
Flexural Modulus
(2% Secant) |
D790 |
938 MPa (136,00 psi) |
690 MPa (100,000 psi) |
Environmental Stress Crack
Resistance (ESCR) |
D1693 |
nothing |
|
| Fo' Cond. B |
-- |
--
|
>10,000 hrs. |
| Fo' Cond. C |
|
>10,000 hrs. |
>10,000 hrs. |
| Compressed Ring ESCR, Fo |
F1248 |
>10,000 hrs. |
>10,000 hrs. |
| Brittleness Temperature |
D746 |
< -117oC (< -180oF) |
< -117oC (< -180oF) |
| Vicat Softening Temperature |
D1525 |
124oC (255oF) |
119oC (246oF) |
| Impact Strength (Notched) |
D256 |
0.37/KJ/m (7ft.-lb./in.) |
0.53/KJ/m (10ft.-lb./in.) |
| Hardness, Shore D |
D2240 |
64 |
64 |
| Volume Resistivity |
D991 |
>1015 ohm-cm |
>1015 ohm-cm |
| Thermal Expansion |
-- |
2x10-4 cm/cm/oC
(1.1x10-4 in./in./oF) |
2x10-4 cm/cm/oC
(1.1x10-4 in./in./oF) |
|
|
| Cell Classification: |
D3350 |
345444C (Grade PE34) |
234343E (Grade PE24) |
| PPI Hydrostatic Design Basis |
D2837 |
11.0MPa (1600 psi) @ 23oC |
8.6MPa(1250 psi) @ 23oC |
| (As Listed in PPI TR-4): |
nothing |
5.5MPa (800 psi) @ 60oC |
5.5MPa (800 psi) @ 60oC |
|
|
