API 5CT P110 J55 N80 casing tubing
Classification :
It is most often used in underground construction projects to encase or protect utility lines from being damaged.
Keywords:
Seamless Steel Pipe
Product introduction
Oil casing is a large diameter pipe that serves as the tructural retainer,it can protect both subsurface and well bore from
collapsing and to allow drilling fluid to circulate and extraction.
Specifications
Standard: API 5CT.
seamless steel casing and tubing pipes: 114.3-406.4mm
welded steel casing and tubing pipes: 88.9-660.4mm
Outer Dimensions: 6.0mm-219.0mm
Wall Thickness: 1.0mm-30 mm
Length: max 12m
Material: J55, K55, N80-1, N80-Q, L80-1, P110, etc.
Thread connection: STC, LTC, BTC, XC and Premium connection
|
Standard |
API 5CT/ ISO11960 |
|
|
Grade |
Group.1 |
H40/PSL.1, J55/PSL.1, J55/PSL.2, J55/PSL.3, K55/PSL.1, K55/PSL.2, K55/PSL.3, |
|
Group.2 |
M65/PSL.1, M65/PSL.3, L80/PSL.2, L80(1)/PSL.1, L80(1)/PSL.3, L80(9Cr)/PSL.1, |
|
|
Group.3 |
P110/PSL.1, P110/PSL.2, P110/PSL.3, |
|
|
Group.4 |
Q125/PSL.1, Q125/PSL.2, Q125/PSL.3, |
|
|
Minimum Order Quantity |
1 Ton |
|
|
Outside Diameter Ranges |
Tubing |
1.315 inch to 4 1/2 inch or 48.26mm to 114.3mm |
|
Casing |
4 1/2 inch to 13 3/8 inch or 114.3mm to 339.72mm |
|
|
Wall Thickness |
According to API 5CT Standard |
|
|
Length |
Tubing |
R1 (6.10m to 7.32m), R2 (8.53m to 9.75m), R3 (11.58m to 12.80m) |
|
Casing |
R1 (4.88m to 7.62m), R2 (7.62m to 10.36m), R3 (10.36m to 14.63m) |
|
|
Type |
Seamless |
|
|
Type of End-Finish |
Tubing |
P, I, N, U |
|
Casing |
P, S, B, L |
|
Dimensions
| Pipe Casing Sizes, Oilfield Casing Sizes & Casing Drift Sizes | |
| Outer Diameter (Casing Pipe Sizes) | 4 1/2"-20", (114.3-508mm) |
| Standard Casing Sizes | 4 1/2"-20", (114.3-508mm) |
| Thread Type | Buttress thread casing, Long round thread casing, Short round thread casing |
| Function | It can protect the tubing pipe. |
Technical data
Chemical Composition
| Grade | C≤ | Si≤ | Mn≤ | P≤ | S≤ | Cr≤ | Ni≤ | Cu≤ | Mo≤ | V≤ | Als≤ |
| API 5CT J55 | 0.34-0.39 |
0.20-0.35 |
1.25-1.50 |
0.020 |
0.015 |
0.15 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT K55 | 0.34-0.39 |
0.20-0.35 |
1.25-1.50 |
0.020 |
0.015 |
0.15 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT N80 | 0.34-0.38 |
0.20-0.35 |
1.45-1.70 |
0.020 |
0.015 |
0.15 |
/ |
/ |
/ |
0.11-0.16 |
0.020 |
| API 5CT L80 | 0.15-0.22 |
1.00 |
0.25-1.00 |
0.020 |
0.010 |
12.0-14.0 |
0.20 |
0.20 |
/ |
/ |
0.020 |
| API 5CT J P110 | 0.26-035 |
0.17-0.37 |
0.40-0.70 |
0.020 |
0.010 |
0.80-1.10 |
0.20 |
0.20 |
0.15-0.25 |
0.08 |
0.020 |
Mechanical Properties
|
Steel Grade |
Yield Strength (Mpa) |
Tensile Strength (Mpa) |
|
API 5CT J55 |
379-552 |
≥517 |
|
API 5CT K55 |
≥655 |
≥517 |
|
API 5CT N80 |
552-758 |
≥689 |
|
API 5CT L80 |
552-655 |
≥655 |
|
API 5CT P110 |
758-965 |
≥862 |
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