Large Diameter Longitudinal Submerged Arc Welded Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 11000 m.t./month
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Product Description:
1、Structure of Large Diameter Longitudinal Submerged Arc Welded Pipe:
Welded Steel Tube is widely applied to line pipe and casing and tubing in oil transportation and casing field and so on. It is formed by drawing a solid billet over a piercing rod to create the hollow shell. We are company that have many years experience and professional manager team and engineer team and sales team, sure we will provide you high quality of welded pipe and professioanl service.
2、Main Features of Large Diameter Longitudinal Submerged Arc Welded Pipe:
• High working accuracy
• High strength
• Small inertia resistance
• Strong therming dissipine ability
• Good appearance
• Reasonble price
3、Large Diameter Longitudinal Submerged Arc Welded Pipe Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 8 - 33 mm |
Section Shape | Round |
Outer Diameter | 133 - 219 mm |
Place of Origin | Shandong, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | Cold Drawn |
Certification | API |
Surface Treatment | factory state or painted black |
Special Pipe | API Pipe |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 21.3-610mm |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Welded Steel Tube:
①How is the quality of your products?
We have many years business experience in this area, and we have professional engineer and manager team and sure we can provide you high quality production and professional service.
②How about price?
Please trust the quotation we would give you, it is professional one.We quote as lowest as possible for any customer.Don't waste your time if you are not agree with our price.
③Why should you chose us?
Our service formula: good quality+good price+good service=customer’s trust. We will do our best to provide you good service.
6、 Large Diameter Longitudinal Submerged Arc Welded Pipe Images：
- Q: How are steel pipes used in the aerospace industry?
- The aerospace industry extensively utilizes steel pipes for various purposes. Aircraft frames heavily rely on steel pipes as they offer the necessary strength and structural integrity. Steel pipes find applications in the fuselage, wings, and landing gear of airplanes, as well as in rocket launch vehicles and space shuttles. The aerospace industry favors steel pipes due to their exceptional strength-to-weight ratio. They possess lightweight properties while maintaining immense strength, enabling the construction of robust and dependable aerospace structures. This aspect proves crucial in the industry as weight reduction significantly improves fuel efficiency and overall performance. Steel pipes also serve the purpose of transporting fluids and gases within aircraft systems. They commonly operate in the hydraulic and fuel systems, facilitating the flow of vital fluids like hydraulic fluid, fuel, and coolant. By ensuring the safe and efficient movement of these fluids throughout the aircraft, steel pipes contribute to its proper functioning and performance. Furthermore, steel pipes find utility in the aerospace industry for heat transfer applications. They form an integral part of the aircraft's cooling systems, aiding in the dissipation of heat generated by engines, electrical components, and other systems. With their exceptional thermal conductivity, steel pipes effectively transfer heat away from critical areas, preventing overheating. In conclusion, steel pipes possess a crucial role in the aerospace industry. They contribute to aircraft construction by providing strength and structural integrity, as well as facilitating fluid and gas transportation and heat transfer. The utilization of steel pipes in the aerospace industry ensures the safety, efficiency, and reliability of aerospace structures and systems.
- Q: How are steel pipes used in the automotive exhaust systems?
- Steel pipes are commonly used in automotive exhaust systems because steel is a durable and heat-resistant material. Steel pipes are used to transport the exhaust gases from the engine to the muffler and tailpipe, ensuring that the gases are safely and efficiently expelled from the vehicle. These pipes are designed to withstand high temperatures, corrosion, and vibration, making them an essential component in the exhaust system.
- Q: What is the difference between steel pipes and HDPE pipes?
- Steel pipes are made of steel, which is a sturdy and durable material. They are commonly used in industrial applications and can withstand high pressure and extreme temperatures. HDPE pipes, on the other hand, are made of high-density polyethylene, a type of plastic known for its flexibility and corrosion resistance. They are commonly used in water supply systems and underground applications. The main differences between steel pipes and HDPE pipes lie in their material composition, properties, and applications.
- Q: How are steel pipes used in the oil and gas pipeline transportation?
- Steel pipes are widely used in the oil and gas industry for pipeline transportation due to their durability, strength, and resistance to corrosion. These pipes are specifically designed to withstand high pressure and transport various types of fluids, including crude oil, natural gas, and refined petroleum products. In oil and gas pipeline transportation, steel pipes are primarily used for three main purposes: gathering, transmission, and distribution. Gathering pipelines are responsible for collecting oil and gas from the production wells and transporting them to processing facilities. Steel pipes are used in these pipelines due to their ability to withstand the harsh conditions of the extraction sites and effectively transport the fluids over long distances. Transmission pipelines are used to transport oil and gas over vast distances, sometimes spanning across countries or continents. Steel pipes are ideal for this purpose as they can handle high pressure, ensuring the efficient flow of fluids over long distances. These pipes are often buried underground or submerged in water to protect them from external elements and minimize the risk of damage. Distribution pipelines are responsible for delivering oil and gas to end-users, such as homes, businesses, and industrial facilities. Steel pipes are commonly used in these pipelines as they can handle the varying demand and pressure requirements of different consumers. These pipes are often smaller in diameter compared to transmission pipelines but still provide reliable and safe transportation of oil and gas to their final destinations. In addition to their strength and durability, steel pipes used in oil and gas pipeline transportation are also coated or lined with various materials to enhance their resistance to corrosion and minimize the risk of leaks. These protective coatings and linings ensure the longevity of the pipes and maintain the integrity of the transported fluids. Overall, steel pipes play a crucial role in the oil and gas industry by providing a reliable and efficient means of transporting oil and gas from production sites to processing facilities and ultimately to end-users. Their durability, strength, and resistance to corrosion make them an ideal choice for pipeline transportation in this industry.
- Q: What are the different types of steel pipe joints?
- There are several different types of steel pipe joints, including butt weld joints, socket weld joints, threaded joints, and flanged joints.
- Q: How do you calculate the pipe pressure loss coefficient for steel pipes?
- To determine the pressure loss coefficient for steel pipes, one can utilize the widely accepted Darcy-Weisbach equation. This equation calculates the pressure loss in pipes caused by friction. It can be represented as follows: ΔP = f × (L/D) × (V^2/2g) In this equation: - ΔP represents the pressure loss in units of pressure, such as psi or Pa. - f denotes the Darcy friction factor, a dimensionless value. - L signifies the pipe length in units of length, such as feet or meters. - D represents the pipe diameter in units of length, such as feet or meters. - V indicates the fluid velocity flowing through the pipe in units of velocity, such as ft/s or m/s. - g represents the acceleration due to gravity in units of acceleration, such as ft/s² or m/s². The Darcy friction factor (f) is a dimensionless parameter that quantifies the amount of frictional resistance in the pipe. For steel pipes, this factor can be determined using the Moody diagram. The Moody diagram presents a graphical relationship between the Reynolds number (Re) and the friction factor (f) for various pipe roughness values. To calculate the pressure loss coefficient, one should find the friction factor (f) value based on the Reynolds number (Re) and the relative roughness of the steel pipe (ε/D). The Reynolds number is calculated as follows: Re = (ρ × V × D) / μ In this equation: - ρ represents the fluid density in units of mass per unit volume, such as lb/ft³ or kg/m³. - V denotes the fluid velocity in units of velocity, such as ft/s or m/s. - D signifies the pipe diameter in units of length, such as feet or meters. - μ represents the dynamic viscosity of the fluid in units of force per unit area per unit time, such as lb/ft·s or kg/m·s. Once the Reynolds number (Re) and the relative roughness (ε/D) are determined, one can refer to the Moody diagram to find the corresponding friction factor (f). The pressure loss coefficient (K) can then be calculated using the following formula: K = f × (L/D) In this equation: - L represents the pipe length in units of length, such as feet or meters. - D denotes the pipe diameter in units of length, such as feet or meters. By utilizing the Darcy-Weisbach equation and the Moody diagram, one can accurately calculate the pressure loss coefficient for steel pipes. This calculation is crucial for the design and analysis of fluid flow systems.
- Q: What are the different sizes available for steel pipes?
- Steel pipes are available in a wide range of sizes, including standard sizes such as ½ inch, 1 inch, 2 inches, and up to larger sizes like 24 inches and beyond. The specific sizes available depend on the manufacturer and the intended application of the steel pipes.
- Q: How are steel pipes used in offshore wind farms?
- Steel pipes are used in offshore wind farms for various purposes such as the installation of turbine foundations, transmission of electricity from the turbines to the shore, and protection of underwater cables. These pipes provide structural support, corrosion resistance, and durability in the harsh marine environment, enabling the efficient and reliable operation of offshore wind farms.
- Q: How are steel pipes used in the construction of coal-fired power plants?
- Steel pipes are commonly used in the construction of coal-fired power plants for various purposes. They are utilized for transporting coal and other fuels, as well as for carrying water and steam in the power generation process. Steel pipes are also used in the construction of the plant's cooling system, helping to circulate water and dissipate heat. Additionally, they are employed in the construction of the plant's exhaust system, facilitating the removal of combustion byproducts. In summary, steel pipes play a crucial role in the infrastructure of coal-fired power plants, enabling efficient fuel transportation, heat exchange, and waste management.
- Q: How are steel pipes used in the construction of airports?
- Steel pipes are used in the construction of airports for various purposes such as drainage systems, fuel pipelines, water supply networks, and structural support for buildings and runways.
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Large Diameter Longitudinal Submerged Arc Welded Pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 11000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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