- API 5CT Casing
- API 5CT Tubing
- Pipe Materials for down hole tools
- Petroleum Machining Seamless Steel Tube
- Extra-heavy Steel Pipes for Down-hole Tools
- Coupling Stock
- Vacuum Insulated Tubing(VIT)
- H2S Corrosion Resistance Tubing and Casing
- Economical Corrosion Resistance series
- Tube for Perforation Gun
- Slotted Screen Pipe
- Super 13Cr Series tubing and casing
- High Collapse Casings
- Ultra Strength Casing
- Nickel Alloy tubing and casing
- Pup Joint
- API Coupling
- Thread protector
- Compound Inflation Thread Protector
- Quick- operating thread protector
- Premium Connection
- Stabbing Guide
| Standard | Technical Agreement |
|
Normal13Cr |
L80-13Cr |
| Super 13Cr | 110-13Cr, 110U-13Cr, 110S-13Cr |
|
Thickness |
4.24 mm - 22.22 mm |
|
Outer Diameter |
2 3/8 inch - 5 1/2 inch |
|
Place of Origin |
China |
|
Application |
Deep well environment containing CO2 |
|
Test Method |
High temperature high pressure CO2 autoclave dynamic corrosion test |
|
Packing |
In bundles as per customer's need |
Super 13Cr series suit for the exploitation environment where higher well bottom temperature and more CO2 is destroying the normal tubing and casings.
Super 13Cr series suit not only has a higher strength and excellent corrosion resistant properties,but also has good low temperature toughness.
The mechanical data of super 13Cr series is as below
|
Grade |
YS |
TS |
Hardness |
AV |
|
|
Min(MPa) |
Max (MPa) |
(MPa) |
Max(HRC) |
L-10-0 (J) |
|
|
13Cr-110 |
758 |
965 |
862 |
34 |
30 |
|
13Cr-110U |
758 |
965 |
862 |
34 |
60 |
|
13Cr-110S |
758 |
965 |
862 |
32 |
80 |
Choice Advice
|
L80-13Cr |
Any CO2 pressure, bottom hole temperature below 150 Centigrade. |
|
13Cr-110 |
Any CO2 pressure, bottom hole temperature below 170 Centigrade. |
|
13Cr-110U |
Any CO2 pressure, bottom hole temperature below 180 Centigrade. |
|
13Cr-110S |
Any CO2 pressure, traces of H2S (below 0.01MPa). |