J55-L80 Grade Direct-Supply Deep Well Casing, Precision Thread, Reliable Quality, Cost-Effective

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1 m.t.

Supply Capability:: 1100 m.t./month

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API 5CT J55/N80/P110 OCTG Casing & Tubing Manufacturer Direct‌

‌Comprehensive OCTG Solutions for Every Well Profile‌

As an API-licensed manufacturer, we eliminate intermediaries to deliver J55/N80/P110 casing and tubing with 15% cost savings. Our vertically integrated production process ensures full traceability from steel billet to finished product.

‌Technical Specifications‌

‌Material Science‌:

J55: 0.45% Mn, 0.25% C composition for shallow wells (≤8,000ft TVD)
N80: Quenched & tempered microstructure withstands 12,000psi collapse pressure
P110: 110ksi SMYS with Charpy V-notch impact ≥45J at -20°C

‌Threading Technology‌:

CNC-machined API LTC/BTC threads with ±0.003" pitch diameter tolerance
Optional VAM TOP connections for HPHT wells

‌Quality Assurance‌:

100% ultrasonic testing (UT) for laminations
Hydrostatic tested to 80% of yield strength

‌Applications‌

J55: Water injection wells, surface casing
N80: Intermediate casing in sour gas fields
P110: Production casing in 15,000psi reservoirs

‌Case Study‌

A Permian Basin operator reduced casing costs by 18% using our direct-shipment P110 casing for 35 horizontal wells, achieving 95% torque-turn compliance during running

Q: How are steel pipes used in the manufacturing of chemical processing equipment?: Due to their durability, corrosion resistance, and ability to withstand high temperatures and pressures, steel pipes find common use in the manufacturing of chemical processing equipment. These pipes serve two primary functions within the equipment: as conduits for transporting raw materials and as channels for distributing processed products. Firstly, steel pipes safely and efficiently transport raw materials, such as chemicals and solvents, from storage tanks or external sources to various processing units within the equipment. This ensures accurate and controlled dosage and distribution. Steel pipes are chosen for this task due to their strength, which enables them to handle the high pressures and temperatures associated with chemical processing. Secondly, steel pipes distribute processed products throughout the equipment. Once raw materials have undergone chemical reactions and transformations, the resulting products must be transported to the next stage or collected for further processing. Steel pipes are ideal for this purpose as they can withstand the corrosive nature of many chemicals and the high temperatures encountered during these processes. In addition, steel pipes offer versatility and compatibility with various chemicals and solvents, making them well-suited for use in chemical processing equipment. They can be easily customized to accommodate specific requirements, such as different pipe sizes, shapes, and fittings. This flexibility allows for efficient design and installation, ensuring a seamless flow of materials and products throughout the equipment. In conclusion, steel pipes play a crucial role in the manufacturing of chemical processing equipment by providing a reliable and efficient means of transporting raw materials and distributing processed products. Their durability, corrosion resistance, and ability to withstand high temperatures and pressures make them an essential component in ensuring the safe and efficient operation of chemical processing equipment.

Q: How are steel pipes used in the manufacturing of boilers and heat exchangers?: Steel pipes are an essential component in the manufacturing of boilers and heat exchangers due to their unique properties and capabilities. These pipes are specifically designed to withstand high temperatures, pressures, and corrosive environments, making them ideal for these applications. In the manufacturing process of boilers, steel pipes are used to construct the main body or shell of the boiler. This shell contains the water or steam that is heated to generate heat or produce steam for various industrial processes. The steel pipes used in boilers are typically seamless or welded, with precise dimensions and high strength to ensure structural integrity and prevent leaks. Heat exchangers, on the other hand, are devices used to transfer heat between two fluids, often with different temperatures. Steel pipes are employed in heat exchangers as the primary medium for transferring heat. The pipes are usually arranged in a pattern, allowing the hot fluid to pass through one set of pipes while the cold fluid passes through another set. This arrangement enables efficient heat transfer between the two fluids. The use of steel pipes in boilers and heat exchangers offers several advantages. Firstly, steel pipes have excellent thermal conductivity, allowing for efficient heat transfer between the fluid and the surrounding environment. Secondly, steel pipes have high tensile strength and can withstand high pressure, ensuring the safety and reliability of the equipment. Thirdly, steel pipes are resistant to corrosion, which is crucial in environments where the fluids being processed are corrosive or contain impurities. Moreover, steel pipes can be easily fabricated and customized to meet the specific requirements of boilers and heat exchangers. They can be manufactured in various sizes, lengths, and thicknesses to accommodate different applications. Additionally, steel pipes can be coated or lined with materials such as ceramic or epoxy to provide further protection against corrosion or abrasion. In summary, steel pipes play a vital role in the manufacturing of boilers and heat exchangers. Their unique properties, including high strength, thermal conductivity, and corrosion resistance, make them the ideal choice for these applications. The use of steel pipes ensures the efficient operation, safety, and longevity of boilers and heat exchangers in various industrial processes.

Q: Are steel pipes suitable for use in sewage treatment plants?: Yes, steel pipes are suitable for use in sewage treatment plants. Steel pipes are durable, corrosion-resistant, and have a long lifespan, making them ideal for handling the harsh conditions and corrosive substances found in sewage systems. Additionally, steel pipes offer high strength and are capable of withstanding high-pressure flows, making them a reliable choice for sewage treatment plants.

Q: What are the safety precautions while working with steel pipes?: When working with steel pipes, it is important to follow several safety precautions. Firstly, always wear protective gear such as gloves, safety glasses, and steel-toed boots to prevent injuries. Secondly, ensure that the work area is properly ventilated to avoid inhaling harmful fumes or gases. Additionally, use caution when handling heavy pipes to prevent strains or sprains. Lastly, be mindful of potential hazards such as sharp edges, hot surfaces, or falling objects, and take appropriate measures to minimize risks.

Q: How are steel pipes used in the manufacturing of storage tanks?: Steel pipes are commonly used in the manufacturing of storage tanks as they provide structural strength and durability. These pipes are used to create the framework or skeleton of the tank, providing support and stability to hold large volumes of liquid or gas. Additionally, steel pipes are often used for the inlet and outlet connections, as well as for internal piping systems that allow for the transportation of substances within the tank. Overall, steel pipes play a crucial role in ensuring the integrity and functionality of storage tanks in various industries.

Q: What is the importance of corrosion resistance in steel pipes?: The importance of corrosion resistance in steel pipes is crucial as it helps to extend the lifespan of the pipes and maintain their structural integrity. Corrosion can weaken the pipes, leading to leaks, breakages, and ultimately, costly repairs or replacements. By preventing or minimizing corrosion, steel pipes can effectively transport fluids or gases, ensuring safety, efficiency, and longevity in various industries such as oil and gas, water supply, and construction.

Q: Can steel pipes be used for underground air supply systems?: Indeed, underground air supply systems can make use of steel pipes. Due to their robustness, endurance, and ability to withstand external forces like corrosion and impact, steel pipes are frequently employed in underground settings. They possess the capacity to endure the pressure and temperature prerequisites of air supply systems while also being effortlessly installed below ground. Moreover, steel pipes boast an extended lifespan, rendering them a financially prudent option for underground air supply systems. Nonetheless, when selecting the suitable steel pipes for a particular underground air supply system, it is crucial to take into account factors such as soil conditions, potential for corrosion, and local regulations.

Q: How do you measure the thickness of steel pipes?: To measure the thickness of steel pipes, you can use various methods depending on the level of accuracy required. One commonly used method is the ultrasonic measurement technique. Ultrasonic measurement involves using an ultrasonic thickness gauge, which emits high-frequency sound waves that travel through the pipe walls and bounce back to the gauge. The time it takes for the sound waves to travel through the pipe and return provides an accurate measurement of the thickness. This method is non-destructive and can be used on both ferrous and non-ferrous materials. Another method is the use of calipers or micrometers. This involves manually measuring the outside diameter (OD) and inside diameter (ID) of the pipe and then subtracting the ID from the OD to obtain the thickness. However, this method is less accurate compared to ultrasonic measurement. In some cases, where precision is not critical, a simple tape measure or ruler can be used to measure the outside diameter of the pipe. The thickness can then be estimated by referring to standard pipe thickness charts or tables. It is important to note that measuring the thickness of steel pipes accurately is crucial for various applications such as construction, manufacturing, and engineering. Therefore, it is recommended to use appropriate measuring tools and techniques to ensure accurate results.

Q: How are steel pipes insulated?: Steel pipes are commonly insulated using a variety of materials such as fiberglass, mineral wool, or foam insulation. These insulating materials are typically wrapped around the steel pipes to prevent heat loss or gain, as well as to protect against corrosion and condensation. Additionally, a vapor barrier may be applied to further enhance the insulation performance.

Q: What are the different types of steel pipes?: There are several different types of steel pipes, including seamless pipes, welded pipes, galvanized pipes, and stainless steel pipes.

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