API 5CT Gr.N80-1, N80-Q Carbon Steel Seamless Casing And Tubing For Oil And Gas Plant
API 5CT Grade N80-1 Seamless Tubes are carbon steel pipes. API 5CT Grade N80-1 carbon steel tubes are provided with multiple end connections like non-Upset ends and External Upset Ends. API 5CT casing tubings are widely used in the Oil and gas industry. Thread connection types include short threads, long threads and buttress threads. API 5C Grade N80-1 Carbon Steel Seamless Tubings are used in petroleum and gas industries. API 5CT casing and tubings are also known as OCTG tubes. According to API-5CT, pipes can be classified as STC(short thread), LTC(long thread), and BTC(support thread) and their joints. API 5CT Gr.N80-1 Casing Tubing can be widely applicable to construction, shipbuilding, petroleum, aviation, foodprocessing, paper and pulp, power generation, medical equipment, heat exchangers, boilers, chemical industry, metallurgy industry.
API 5CT Gr.N80-1 carbon steel seamless tube is a type of tubing that is specifically designed for use in oil and gas well drilling operations. It is made from high-quality carbon steel and meets the specifications set forth by the American Petroleum Institute (API). The N80-1 grade designation indicates that the tubing has a minimum yield strength of 80,000 psi and is suitable for use in moderate to high pressure and temperature environments. This seamless tube is typically used in casing, tubing, and other downhole applications where high strength and durability are required. It is resistant to corrosion and can withstand harsh drilling conditions, making it a reliable choice for oil and gas exploration and production operations. API 5CT Gr.N80-1 carbon steel seamless tube is available in various sizes and lengths to suit different drilling requirements. It can be customized to meet specific project needs and is manufactured to the highest quality standards to ensure long-lasting performance in demanding environments.
Some of the features of API 5CT Gr.N80-1 carbon steel seamless tube include:
1. High strength and durability: API 5CT Gr.N80-1 carbon steel seamless tube is made of high-quality carbon steel, which provides high strength and durability.
2. Corrosion resistance: The carbon steel material used in the tube has good corrosion resistance properties, making it suitable for use in various harsh environments.
3. Seamless construction: The tube is manufactured using a seamless construction process, ensuring uniformity and consistency in the material properties.
4. Precision dimensions: API 5CT Gr.N80-1 carbon steel seamless tube is manufactured to precise dimensions, ensuring a tight fit and reliable performance in various applications.
5. Wide range of applications: The tube is suitable for use in various applications, including oil and gas exploration, production, and transportation.
6. Compliance with API standards: The tube meets the requirements of API 5CT specifications, ensuring quality, reliability, and performance in demanding applications.
Chemical Properties(%):
Phosphorous | Sulphur |
0.03 | 0.03 |
Mechanical Properties:
Grade | Type | Total elongation under load % | Yield strength MPa | Tensile strength MPa | |
min. | max . | min. | |||
N80 | 1 | 0.5 | 552 | 758 | 689 |
Q | 0.5 | 552 | 758 | 689 |
API 5CT Gr.N80 Tolerance:
Item | Tolerance |
Outer Diameter | D≤101.60mm ±0.79mm |
D≥114.30mm +1.0% | |
-0.5% | |
Wall Thickness | -12.5% |
Inspection of N80 Casing Tubes:
Physical properties/ size and surface inspection
Hydrostatic
Drifting test
Electromagnetic
Ultrasonic
Physical andchemical analysis
Hardness and pressure test.
NDT and pressure test
Applications:
API 5CT Gr.N80-1 Carbon Steel Seamless Tube is commonly used in the oil and gas industry for various applications such as:
1. Casing and tubing: API 5CT Gr.N80-1 tubes are used as casing and tubing in oil and gas wells to protect the wellbore and ensure the smooth flow of oil or gas.
2. Downhole equipment: These tubes are used in downhole equipment such as packers, subs, and pumps to facilitate the extraction of oil or gas from the well.
3. Pipeline transportation: API 5CT Gr.N80-1 tubes are also used in pipeline transportation systems to transport oil or gas from production wells to processing facilities.
4. Structural applications: These tubes can be used in structural applications such as building construction, bridges, and infrastructure projects.
5. Mechanical applications: API 5CT Gr.N80-1 tubes are used in various mechanical applications such as machinery, equipment, and automotive components.
Overall, API 5CT Gr.N80-1 Carbon Steel Seamless Tube is a versatile and durable material that is widely used in the oil and gas industry for a variety of applications.