OCTG Casing and Tubing Pipes
--- For the Oil and Gas
Mechanical property
standard |
Grade |
Tensile strength(MPa) |
Yield strength(MPa) |
API SPEC 5CT |
J55 |
≥517 |
379~552 |
K55 |
≥517 |
≥655 |
|
N80 |
≥689 |
552~758 |
|
L80(13Cr) |
≥655 |
552~655 |
|
P110 |
≥862 |
758~965 |
Chemical components
standard | grade |
chemical components(%) |
||||||||||
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
Als |
||
API 5CT |
J55 K55 (37Mn5) |
0.34~ 0.39 |
0.20~ 0.35 |
1.25~1.50 |
≤0.020 |
≤0.015 |
≤0.15 |
≤0.20 |
≤0.20 |
/ |
/ |
≤0.020 |
N80 (36 Mn2V) |
0.34~ 0.38 |
0.20~ 0.35 |
1.45~1.70 |
≤0.020 |
≤0.015 |
≤0.15 |
/ |
/ |
/ |
0.11~ 0.16 |
≤0.020 |
|
L80(13Cr) |
0.15~ 0.22 |
≤1.00 |
0.25~1.00 |
≤0.020 |
≤0.010 |
12.0~ 14.0 |
≤0.20 |
≤0.20 |
/ |
/ |
≤0.020 |
|
P110 (30CrMo) |
0.26~ 0.35 |
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 |
Available size for OCTG Casing and Tubing Pipes for the Oil and Gas
Casing Diameter: 4 1/2” - 20”, 114.3mm - 508mm
Tubing Diameter: 2 3/8” - 4 1/2”, 60.32mm - 114.3mm
Thickness: 0.2” - 0.875” , 5.12mm - 22.22mm
Length: R1, R2, R3
Dimensions and Tolerances
Outside Diameter,Wall Thickness and Weight Tolerances:
Item | Tolerance |
||
Outside Diameter |
Pipe Body |
D≤101.60mm±0.79m |
|
D≤114.30mm± |
+1.0%D |
||
- 0.5%D | |||
coupling |
±1%D |
||
Wall Thickness |
0,-12.5%t |
||
Weight |
Single Lengths |
+6.5% |
|
-3.5% | |||
Carload Lots |
0,-1.75% |
Thread type
PE, LTC, STC, BTC
Warehouse of OCTG Casing and Tubing Pipes for the Oil and Gas
Our Advantages of OCTG Casing and Tubing Pipes for the Oil and Gas
---High precision of OD, oval degree, straightness and size dimension
---Smooth surface and beautiful appearance.
---High strength
---Good toughness
Application
OCTG casing and tubing pipe is widely used in oil and gas transmitting pipeline, oil field, drilling platform fields etc.
Customers
The annual yearly output is about 30000 tons which is exported to all over the world, such as Korea, Malaysia, Vietnam, Thailand, Indonesia, Taiwan, India UAE, Egypt, United Kingdom, Serbia, Argentina and so on.
Equipped with advanced facilities, WANLEI is engaged in offering octg casing and tubing pipes for the oil and gas market with high quality, strong durability and reasonable price, which is one of the professional manufacturers and suppliers in China. Under strict quality control and management system, we can assure the high quality of our products. Please be free to buy steel pipe with our factory.