Longitudinal Submerged Arc Welded Steel Pipe API 5L
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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1、Structure of Longitudinal Submerged Arc Welded Steel Pipe API 5L:
To be used for conveying gas, water, and petroleum for oil and gas industries.
2、Main Features of the Longitudinal Submerged Arc Welded Steel Pipe API 5L:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Longitudinal Submerged Arc Welded Steel Pipe API 5L 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 Longitudinal Submerged Arc Welded Steel Pipe API 5L:
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
- Q: What is the difference between ERW (Electric Resistance Welded) and LSAW (Longitudinal Submerged Arc Welded) steel pipes?
- ERW steel pipes are manufactured by high-frequency electrical currents passing through the metal, resulting in a welded joint. On the other hand, LSAW steel pipes are produced by submerging a metal plate into a welding zone, creating a welded joint through the use of a welding arc. The main difference lies in the welding process, with ERW pipes being more suitable for small to medium-sized diameters, while LSAW pipes are commonly used for larger diameter and thicker-walled applications.
- Q: Can steel pipes be used for irrigation systems?
- Yes, steel pipes can be used for irrigation systems. They are strong, durable, and resistant to corrosion, making them suitable for transporting water and withstanding outdoor conditions. However, it is important to ensure proper insulation and maintenance to prevent any potential rust or degradation.
- Q: How do you calculate the pipe pressure drop for steel pipes?
- To calculate the pipe pressure drop for steel pipes, you can use the Darcy-Weisbach equation or the Hazen-Williams equation. The Darcy-Weisbach equation is generally more accurate but requires more information. It takes into account the pipe diameter, length, roughness, fluid flow rate, and fluid properties such as viscosity and density. The equation is as follows: ΔP = (f * L * ρ * V^2) / (2 * D) Where: ΔP is the pressure drop f is the friction factor (which can be determined using Moody's chart or by using empirical equations such as the Colebrook-White equation) L is the pipe length ρ is the fluid density V is the fluid velocity D is the pipe diameter The Hazen-Williams equation is a simplified version that is commonly used for water flow calculations. It is less accurate but easier to use. The equation is as follows: ΔP = K * Q^1.85 / (C^1.85 * d^4.87) Where: ΔP is the pressure drop K is the Hazen-Williams coefficient (which depends on the pipe material and roughness) Q is the flow rate C is the Hazen-Williams roughness coefficient d is the pipe diameter It's important to note that these equations provide an estimate of the pressure drop, and actual conditions may vary due to factors such as fittings, bends, and valves in the pipe system. Additionally, it's crucial to ensure that the units used in the equations are consistent (e.g., using SI units or US customary units).
- Q: Can steel pipes be used for oil refinery applications?
- Yes, steel pipes can be used for oil refinery applications. Steel pipes offer many advantages for oil refinery applications including high strength, durability, and resistance to corrosion. They are able to withstand high pressure and temperature conditions that are common in oil refinery operations. Steel pipes are also easy to transport and install, making them a popular choice for oil refinery projects. Additionally, steel pipes can be customized to meet specific requirements such as size, thickness, and coating, making them suitable for a wide range of oil refinery applications.
- Q: What are the different types of coatings used for steel pipes?
- There are several different types of coatings used for steel pipes, including epoxy coatings, polyethylene coatings, coal tar enamel coatings, and zinc coatings.
- Q: Is there any difference between thermal expansion seamless steel pipe and seamless steel pipe?
- One is thermal expansion on a bar, that is, piercing between the bars and expanding the tube with a little bit of mandrel. The other is to expand the formed tube before it is heated so that the defects in the pipe will be enlarged. Comparatively speaking, the quality of the first kind is better than the second, and you should belong to the second kind. Compared with the original seamless seamless tube, the quality and chemical properties are certainly different. The price will be cheaper, too.
- Q: Which is cheaper, angle iron or steel pipe?
- Steel tube (Steel pipe) production technology development began in the bicycle manufacturing industry, the rise of the early nineteenth Century during the oil development, the two world war ships, boilers, aircraft manufacturing, manufacturing of power boiler after the Second World War, the development of chemical industry of petroleum and natural gas drilling and transportation, will effectively promote the the yield and quality of varieties, the development of steel tube industry.Steel pipe is not only used to transport fluid and powder solid, exchange heat energy, and manufacture mechanical parts and containers, but also is an economic steel. It can reduce weight and save 20 to 40% of metal by using steel pipe to make building structure, network frame, prop and mechanical support. Moreover, it can realize factory mechanization construction. Using steel pipe to manufacture road bridge can not only save steel, simplify construction, but also greatly reduce the area of coating protective layer, save investment and maintenance cost.
- Q: What are the different methods of insulating steel pipes?
- There are several different methods of insulating steel pipes, depending on the specific needs and requirements of the application. Some of the common methods include: 1. Insulation wraps: This method involves wrapping the steel pipes with insulating materials such as fiberglass, mineral wool, or foam insulation. The insulation is then secured with adhesive or tape to ensure a tight and secure fit. Insulation wraps are cost-effective and relatively easy to install, making them a popular choice for many applications. 2. Insulation coatings: This method involves applying a layer of insulating material directly onto the surface of the steel pipe. The coating can be made from materials such as epoxy, polyurethane, or polyethylene. Insulation coatings are ideal for situations where the pipes are exposed to harsh environments, as they provide a protective barrier against corrosion and temperature fluctuations. 3. Insulation jackets: This method involves using pre-fabricated insulation jackets that are designed to fit over the steel pipes. These jackets are typically made from a combination of insulation materials and a weatherproof outer layer. Insulation jackets are commonly used for outdoor or exposed pipelines, as they provide excellent insulation and protection against external elements. 4. Insulation foam: This method involves injecting foam insulation into the cavity between the steel pipe and an outer casing. The foam expands and hardens, creating a sealed and insulated layer around the pipe. Foam insulation is highly effective in preventing heat loss or gain, and it also provides excellent soundproofing properties. 5. Insulation tapes: This method involves using specialized insulation tapes that are wrapped around the steel pipes. These tapes are typically made from materials such as PVC or rubber, which have good insulating properties. Insulation tapes are often used for smaller pipes or joints, as they provide a flexible and easy-to-apply solution. It is important to consider factors such as the operating temperature, environmental conditions, and specific requirements of the application when choosing the appropriate method of insulating steel pipes. Consulting with a professional or insulation specialist can help in determining the most suitable insulation method for your specific needs.
- Q: Are galvanized steel tubes the same as degaussing steel tubes?
- Also known as galvanized steel pipe, hot galvanized and galvanized two kinds, hot galvanized, zinc coating thickness, with uniform coating, adhesion, and long service life. The cost of galvanizing is low, the surface is not very smooth, and the corrosion resistance of itself is much worse than that of galvanized pipe.
- Q: What are the different types of steel pipes?
- There are several different types of steel pipes, including seamless steel pipes, welded steel pipes, galvanized steel pipes, and stainless steel pipes.
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Longitudinal Submerged Arc Welded Steel Pipe API 5L
- 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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