 |
 |
 |
Easy to handle and
install |
 |
 |
 |
Radial slots provide greater collapse
strength due to the arch effect of
material around each slot. |
 |
 |
 |
The joints have good tensile strength
and can hold the weight of the suspended
assembly. |
 |
 |
 |
Threaded joints of casing pipes provide
quick assembly |