Casing & Tubing
Standard：
API SPEC 5CT Standard of American Petroleum Institute
Steel Grade:
J55, K55, N80, L80, N80-1, N80Q P110 etc．
Diamensional tolerances:
Types of steel tubes Outer diameter Wall thickness
Cold-rolled tubes Tube sizes
(mm) Tolerances(mm) Tolerances(mm)
＜114.3 ±0.79 －12.5％
≥114.3 －0.5％，＋1％
Mechanical properties：
Standard codes Models of steel tubes Tensite strength（MPa） Yield strength（MPa） Elongation（％） Hardness
API SPEC 5CT J55 ≥517 379～552 check the table
K55 ≥517 ≥655
N80 ≥689 552～758
L80(13Cr) ≥655 552～655 ≤241HB
P110 ≥862 758～965
Other supplier products
|
|
Drilling Jar |
Type JZ
This full mechanical drilling jar offers mechanical jarring in both directions. The load scope of the up jarring and the down jarring is s... |
|
|
Junk Basket |
Reverse Circulating Junk Basket
Reverse Circulating Junk Basket Type LL is used to retrieve small-sized fishes, such as cone, cutter, hand tools a... |
|
|
Drill Collar |
Drill Collar
Usage :
One of the most important components of the drill string is to provide drilling bit of pressure and the drill string rigid r... |
|
|
Drill Collar |
Usage :
One of the most important components of the drill string is to provide drilling bit of pressure and the drill string rigid role.
Standard... |
|
|
Junk Basket |
Reverse Circulating Junk Basket
Reverse Circulating Junk Basket Type LL is used to retrieve small-sized fishes, such as cone, cutter, hand tools a... |
All supplier products
Same products
