|
MECHANICAL PROPERTIES OF PP-X PIPES
|
Properties |
Testing |
Test Method |
Unit |
Typical Value |
|
Density |
ISO-DIS1872 |
- |
g/cm 3 |
0.95 |
|
Ultimate Tensile Strength |
DIN 53455 |
+23 0C |
Kg/mm 2 |
2.0-2.9 |
|
+100 0C |
Kg/mm 2 |
1.0-1.9 |
|
Ultimate Elongation |
DIN 53455 |
+23 0C |
% |
170-250 |
|
+100 0C% |
% |
300-500 |
|
Modulus of Elasticity |
DIN 53457 |
0 0C |
Kg/cm 2 |
15 |
|
+80 0C |
Kg/cm 2 |
5 |
|
Impact Resistance |
B.S |
-150 0C |
Kgm/cm 2 |
No Breakage |
|
+20 0C |
Kgm/cm 2 |
No Breakage |
|
Temperature Range |
- |
- |
0 C |
-100 - 110 |
|
Linear Expansion Coefficient |
- |
+23–100 0C |
0 C -1 |
1101.5x10 -4 |
|
Softening Temperature |
- |
- |
0 C |
135 |
|
Thermal Conductivity Coefficient |
- |
- |
Kcal/hm 0C |
0.38 |
|
