Electric Resistance ARC Welded (ERW) Steel Pipe
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 12000 m.t./month
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1、Structure of Seamless Pipe API 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2:
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
Standard: API 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
● Application：To be used for conveying gas, water, and petroleum for oil and natural gas industries. And use
for the structural steel pipes purpose
● Main Steel Tube Grade: A, B, X42, X46, X52, X56, X60, X65, X70, J55, K55, N80-1, N80Q, M65, L80-1, C90-1,
C90-2, C95, T95-1, T95-2, P110, 9711, 9712
2、Main Features of the Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
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 |
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2:
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
6、Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2 Images：
- Q:Can steel pipes be used for the construction of offshore platforms?
- Yes, steel pipes can be used for the construction of offshore platforms. Steel pipes are commonly used in offshore construction due to their high strength, durability, and resistance to corrosion in harsh marine environments. They are suitable for various applications, including the fabrication of jacket legs, risers, pile sleeves, and other structural components necessary for offshore platform construction.
- Q:What are the different methods of pipe coating for steel pipes?
- There are several methods of pipe coating for steel pipes, including fusion-bonded epoxy (FBE) coating, three-layer polyethylene (3LPE) coating, three-layer polypropylene (3LPP) coating, and liquid epoxy coating. Each method offers different levels of protection against corrosion, abrasion, and other environmental factors, ensuring the durability and longevity of the steel pipes.
- Q:What are the different types of pipe connections used with steel pipes?
- Steel pipes are commonly connected using various types of pipe connections. The most frequently used connections are as follows: 1. Threaded connections: These connections involve screwing the ends of the pipe and using fittings with threads to connect them. They are typically used for smaller pipes and are easy to install and remove. 2. Welded connections: Welding is a popular method for joining steel pipes. This involves melting the metal and fusing the ends of the pipes together. Welded connections are strong and durable, making them suitable for high-pressure applications. 3. Flanged connections: Flanges are used to connect pipes by bolting them together. These connections are commonly used in industrial settings and are preferred for larger pipes or when easy disassembly is required for maintenance. 4. Grooved connections: Grooved fittings with internal grooves are used to connect pipes. These connections are commonly found in fire protection systems and are quick and straightforward to install. 5. Compression connections: Compression fittings are used to connect steel pipes by compressing a ferrule onto the pipe. This type of connection is frequently used in plumbing and provides a secure and tight seal. 6. Mechanical connections: Mechanical connections, such as couplings or clamps, allow for pipe connection without welding or threading. These connections are often used for temporary or emergency repairs. Each type of pipe connection has its own advantages and disadvantages. The choice of connection method depends on factors such as the application, pipe size, and installation requirements. It is crucial to carefully consider these factors to ensure a reliable and secure connection for steel pipes.
- 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:Are steel tubes and round steel in weight or length when purchased?
- It's priced by weight. The cutting process should size to determine the length (otherwise - please specify the weight of the material), the material ration to calculate weight for cost accounting as.
- Q:How are steel pipes used in the manufacturing of scaffolding?
- Steel pipes are used in the manufacturing of scaffolding as they provide a sturdy and reliable structure for supporting workers and materials at various heights. These pipes are often used as the main framework, providing the necessary strength and stability required for safe and efficient construction work.
- Q:Can steel pipes be used for water wells?
- Yes, steel pipes can be used for water wells. Steel pipes are commonly used in water well drilling due to their durability, strength, and resistance to corrosion.
- Q:How are steel pipes used in the food processing industry?
- Steel pipes are commonly used in the food processing industry for various purposes such as conveying liquids, gases, and solids, as well as for structural support. They are used to transport ingredients, such as water, oils, and other liquids, from one area to another within the food processing plant. Steel pipes are also utilized for the distribution of compressed air or steam, which are essential for cooking, sterilization, and cleaning processes. Additionally, steel pipes are employed in the construction of equipment and machinery, providing a sturdy and reliable framework for various food processing operations.
- Q:What is the difference between API 5L and ASTM A106 steel pipes?
- Seamless carbon steel pipe is commonly specified under two widely used specifications: API 5L and ASTM A106. These specifications cover similar materials but have different criteria in terms of chemical composition, manufacturing processes, mechanical properties, and testing. API 5L, created by the American Petroleum Institute (API), is designed for line pipe used in oil and gas transportation. It applies to both seamless and welded steel pipes suitable for conveying gas, water, and oil in the natural gas and petroleum industries. API 5L outlines the minimum requirements for manufacturing two product specification levels (PSL 1 and PSL 2) of seamless and welded steel pipes, which have varying chemical composition and mechanical properties. In contrast, ASTM A106, developed by the American Society for Testing and Materials (ASTM), is specifically for seamless carbon steel pipe used in high-temperature service. It covers seamless carbon steel pipe with nominal wall thickness as specified in ANSI B36.10, ranging from NPS 1/8" to NPS 48". ASTM A106 provides guidelines for chemical composition, manufacturing processes, mechanical properties, and testing. A significant distinction between API 5L and ASTM A106 lies in the intended application of the pipe. API 5L is designed for the transmission of liquid and gas, while ASTM A106 is used in high-temperature service. Moreover, the chemical composition and mechanical properties of the steel may differ between the two specifications depending on the grade and type of steel being utilized. To summarize, API 5L and ASTM A106 are extensively used specifications for carbon steel pipe, but they exhibit notable differences in terms of their application, chemical composition, manufacturing processes, mechanical properties, and testing requirements. It is crucial to carefully consider these factors when selecting the appropriate steel pipe for a specific application.
- Q:How do you calculate the pipe flow velocity for steel pipes?
- To calculate the pipe flow velocity for steel pipes, you can use the Manning's formula or the Darcy-Weisbach equation. 1. Manning's formula: This formula is commonly used for open channel flow but can also be applied to partially filled pipes. It calculates the velocity based on the pipe's hydraulic radius, slope, and Manning's roughness coefficient. The formula is as follows: Velocity (V) = (1.486/n) * (R^2/3) * (S^1/2) Where: - V is the velocity - n is the Manning's roughness coefficient (which can be obtained from reference tables) - R is the hydraulic radius (cross-sectional area divided by wetted perimeter) - S is the slope of the energy grade line 2. Darcy-Weisbach equation: This equation is widely used for pipe flow calculations and is based on the principle of energy conservation. It calculates the velocity based on the pipe's diameter, roughness coefficient, and the head loss due to friction. The formula is as follows: Velocity (V) = (2 * g * hL)^0.5 Where: - V is the velocity - g is the acceleration due to gravity (approximately 9.81 m/s^2) - hL is the head loss due to friction, which can be calculated using the Darcy-Weisbach equation: hL = (f * L * V^2) / (2 * g * D) Where: - f is the Darcy friction factor (which depends on the Reynolds number and pipe roughness) - L is the length of the pipe - D is the diameter of the pipe Both formulas require some input parameters such as pipe dimensions, roughness coefficients, and slope. These parameters can be obtained from engineering references or pipe manufacturer specifications. It is important to note that these formulas provide approximate values and may require iterations or adjustments for accurate results.
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Electric Resistance ARC Welded (ERW) Steel Pipe
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 12000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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