API 5L Galvanized Seamless Steel Pipe/Tube
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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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 pipe and professioanl service.
Seamless pipe possesses a hollow section and without seam around the strip steel. It is made with solid bar or steel ingot by perforating machine. As the facture process does not include any welding, seamless pipes are considered to be stronger and more durable. Generally speaking, seamless pipe has better pressure resistance and security than other classifications, and was usually more easily available than welded pipe.
2、Main Features of the Seamless Pipe:
• High working accuracy
• High strength
• Small inertia resistance
• Strong therming dissipine ability
• Good appearance
• Reasonble price
3、Seamless 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) Executive 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 Seamless Pipe:
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?
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?
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 Pipe Images：
- Q:What are the factors to consider when selecting steel pipes for a specific application?
- When selecting steel pipes for a specific application, factors such as pipe diameter, wall thickness, material grade, corrosion resistance, temperature and pressure requirements, environmental conditions, and cost should be considered. Additionally, factors like durability, strength, weight, ease of installation, and compatibility with other components in the system should also be taken into account.
- Q:Can steel pipes be used for hydronic heating systems?
- Yes, steel pipes can be used for hydronic heating systems. Steel pipes are commonly used in hydronic heating systems due to their durability, strength, and ability to withstand high temperatures and pressure. They are also resistant to corrosion, which is important for maintaining the efficiency and longevity of the heating system. However, it is essential to ensure proper insulation and protection against potential expansion and contraction issues that steel pipes may face when exposed to high temperatures.
- Q:What are the different types of steel pipe supports?
- There are several types of steel pipe supports, including pipe hangers, pipe clamps, pipe saddles, pipe brackets, and pipe supports with rollers.
- Q:Are steel pipes suitable for potable water applications?
- Yes, steel pipes are suitable for potable water applications. They are commonly used in water distribution systems due to their durability, strength, and resistance to corrosion. However, proper coating and lining techniques should be employed to ensure the water remains safe for consumption and to prevent any potential leaching of contaminants from the pipe material.
- Q:What are the factors to consider when selecting pipe materials for high-temperature applications?
- When selecting pipe materials for high-temperature applications, it is important to consider factors such as the maximum operating temperature, corrosion resistance, thermal expansion properties, mechanical strength, and cost. The chosen material should be able to withstand the anticipated temperature without deformation or degradation, resist corrosion from the process fluid or environment, have a low coefficient of thermal expansion to minimize stress on the pipe, possess sufficient mechanical strength to handle the pressure and load, and be cost-effective for the specific application.
- Q:How do you calculate the pipe friction loss for steel pipes?
- To calculate the pipe friction loss for steel pipes, you need to use the Darcy-Weisbach equation. This equation is commonly used in fluid dynamics to determine the pressure drop or friction loss due to the flow of fluid through a pipe. The equation is as follows: ΔP = (f * L * ρ * V²) / (2 * D) Where: ΔP = Pressure drop or friction loss f = Darcy friction factor L = Length of the pipe ρ = Density of the fluid V = Velocity of the fluid D = Diameter of the pipe The Darcy friction factor (f) is a dimensionless value that depends on the Reynolds number (Re) and the relative roughness (ε/D) of the pipe, where ε is the absolute roughness of the pipe. To determine the friction factor, you can use various correlations or Moody's diagram. Once you have the friction factor, you can plug in the values for length, density, velocity, and diameter into the equation to calculate the pressure drop or friction loss. It is important to note that the units of all the variables should be consistent (e.g., length in meters, density in kg/m³, velocity in m/s, diameter in meters) to obtain accurate results. By using this equation and obtaining the necessary parameters, you can calculate the pipe friction loss for steel pipes, which is crucial in designing and analyzing fluid flow systems.
- Q:What is the difference between steel pipe and ductile iron pipe?
- Steel pipe and ductile iron pipe are both commonly used in various industries for transporting fluids and gases. However, there are some key differences between the two materials. One of the main differences is their composition. Steel pipe is made primarily of iron and carbon, with other alloying elements added to enhance its strength and corrosion resistance. On the other hand, ductile iron pipe is a form of cast iron that has been treated to improve its ductility and toughness. It contains higher amounts of carbon and silicon, along with small amounts of other elements such as magnesium and copper. Another difference is their strength and durability. Steel pipe is known for its high strength and can withstand higher pressures and stresses compared to ductile iron pipe. It is also more resistant to impact and bending, making it suitable for applications where high strength is required. Ductile iron pipe, although not as strong as steel, still offers good strength and durability, especially in applications where there is a risk of external damage or heavy loads. Corrosion resistance is another factor to consider. Steel pipe is typically more resistant to corrosion due to the addition of alloying elements such as chromium and nickel. This makes it suitable for applications where there is a high risk of corrosion, such as pipelines carrying corrosive fluids. Ductile iron pipe, while also having some corrosion resistance, may require additional protective coatings to enhance its durability in corrosive environments. Installation and maintenance are also different for these two types of pipes. Steel pipe is generally lighter and easier to handle, making it easier to install. It can also be welded, which allows for more flexibility in the construction process. Ductile iron pipe, being a cast iron material, requires more specialized installation techniques, such as using mechanical joints or flanges. It is also more prone to cracking during installation if not handled properly. In terms of cost, steel pipe is generally more expensive than ductile iron pipe. This is due to the higher cost of raw materials and the additional processing required to produce steel pipe. However, it is important to consider the overall lifecycle cost, as steel pipe's higher strength and corrosion resistance may result in lower maintenance and replacement costs in the long run. In summary, while both steel pipe and ductile iron pipe have their own advantages and applications, the choice between the two depends on factors such as strength requirements, corrosion resistance, installation methods, and budget considerations. Careful consideration of these factors will help determine which pipe material is most suitable for a specific application.
- Q:How are steel pipes protected against underground corrosion?
- Steel pipes are protected against underground corrosion through various methods such as cathodic protection, coatings, and corrosion inhibitors. Cathodic protection involves the use of sacrificial anodes or impressed current systems that direct corrosion away from the steel pipes. Coatings like epoxy or polyethylene are applied to the pipes to create a physical barrier against moisture and corrosive elements in the soil. Additionally, corrosion inhibitors can be added to the fluid inside the pipes to prevent corrosion from occurring.
- Q:Can steel pipes be used in the automotive industry?
- Yes, steel pipes are commonly used in the automotive industry for various applications such as exhaust systems, fuel lines, and structural components. The high strength, durability, and heat resistance of steel make it an ideal material for handling the demands of the automotive environment.
- Q:What is the difference between steel pipes and plastic pipes?
- The main difference between steel pipes and plastic pipes lies in their material composition. Steel pipes are made from a durable and strong metal alloy, while plastic pipes are composed of various types of plastic polymers. This difference in materials leads to variations in their properties and usage. Steel pipes are known for their high strength, resistance to extreme temperatures and pressures, and longevity, making them suitable for applications requiring robustness, such as in industrial settings or underground pipelines. On the other hand, plastic pipes are lightweight, flexible, and corrosion-resistant, making them ideal for plumbing, irrigation, and other non-industrial applications. Additionally, plastic pipes are easier to install and handle due to their lighter weight and flexibility compared to steel pipes.
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API 5L Galvanized Seamless Steel Pipe/Tube
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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