Product Details
Place of Origin: China
Brand Name: Zhongshi
Certification: API 5CT, ISO, QHSE
Model Number: 4 1/2"-20"
Payment & Shipping Terms
Minimum Order Quantity: 1 metric ton
Price: Negotiable
Packaging Details: Be bundled by steel strap
Payment Terms: T/T, L/C
Standard: |
API 5CT |
Material: |
Alloy Steel |
Steel Grade: |
J55, K55, L80, N80, P110, P110-13Cr |
Structure: |
Seamless |
Processing: |
Hot Rolled |
Thickness: |
5.21-22.22mm |
Length: |
R3 |
Application: |
Oil Industry |
Standard: |
API 5CT |
Material: |
Alloy Steel |
Steel Grade: |
J55, K55, L80, N80, P110, P110-13Cr |
Structure: |
Seamless |
Processing: |
Hot Rolled |
Thickness: |
5.21-22.22mm |
Length: |
R3 |
Application: |
Oil Industry |
Oilfield Alloy Steel Seamless Casing Pipe With API Threads BTC LTC STC
Description of oil casing pipe:
The oil casing pipe is mainly used for supporting the wall of the well during and after the drilling to ensure
the drilling process and the normal operation of the entire well after completion. The oil casing pipe is the
lifeline for maintaining the operation of the oil well.
| 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, N80(1)/PSL.1, N80(1)/PSL.2, N80(Q)/PSL.1, N80(Q)/PSL.2, N80(Q)/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, L80(13Cr)/PSL.1, C90/PSL.1, C90/PSL.2, C90/PSL.3, T95/PSL.1, T95/PSL.2T95/PSL.3 | |
| 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 | Negotiable | |
| Outside Diameter | Casing | 4 1/2 inch to 20 inch or 114.3mm to 508mm |
| Wall Thickness | According to API 5CT Standard | |
| Length | Casing | R1 (4.88m to 7.62m), R2 (7.62m to 10.36m), R3 (10.36m to 14.63m) |
| Processing type | Seamless | |
| Type of End-Finish | Casing | P, S, B, L |
Mechanical properties:
| Standard | Grade |
Tensile Strength (Mpa) |
Yield Strength (Mpa) |
Elongation (%) |
Hardness |
| API SPEC 5CT | J55 | ≥517 | 379~552 | 0.5 | |
| K55 | ≥655 | 379~552 | 0.5 | ||
| N80 | ≥689 | 552~758 | 0.5 | ||
| L80 | ≥655 | 552~655 | 0.5 | ≤241HB | |
| P110 | ≥862 | 758~965 | 0.5 |
