Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
casing and tubing steel pipe
1. Products: Tubing and Casing
2. Standards: API 5CT, API SPEC 5B, ISO 11960
3. Steel Grade: J55, K55, N80, P110, L80 etc
1. Products: Tubing and Casing
2. Standards: API 5CT, API SPEC 5B, ISO 11960
3. Steel Grade: J55, K55, N80, P110, L80 etc
4. Tolerance: by the standard
5. Size: Outer Diameter(OD): 48mm-325mm; Wall Thickness(WT): 3mm-20mm; Length: 6m-12m
6. Pipe end: plain end, short round thread, long round thread, buttress thread
7. Process Method: Hot Rolled or Cold Drawn
8. Bundling: according to the customer's requirements
9. We can also supply Non-standard pipes / tubes.
10. Packing: standard Seaworthy Packing (NB: Coating against rust)
11. Protection: supply varnish coating, plastic cap
12. Application Range: Tubing is used to extracting petroleum and natural gas from a well; casing serves as walls of a well.
13. Terms of Payment: T/T in advance or irrevocable L/C at sight
14. Minimum Order Quantity: 20 Metric Tons
15. Delivery conditions: FOB Tianjin, or according to customers' requirement
16. Delivery Time: Min 30 Days after Receiving the Payments
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Steel grade |
Chemical composition (%) |
Mechanical properties |
||||||||
|
PSL1 |
||||||||||
|
Steel grade |
Type |
C |
Mn |
P |
S |
Ti |
Yield strength |
Tensile strength |
Elongation |
|
|
MPa |
MPa |
(%) |
||||||||
|
/ |
/ |
/ |
Max |
Max |
Min |
Max |
Min |
|||
|
J55 |
/ |
/ |
/ |
/ |
0.030 |
0.030 |
379 |
552 |
517 |
See API 5CT |
|
K55 |
/ |
/ |
/ |
/ |
0.030 |
0.030 |
379 |
552 |
655 |
|
|
N80 |
1 |
/ |
/ |
/ |
0.030 |
0.030 |
552 |
758 |
689 |
|
3 Comments
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