Multi variety square rectangular pipe for steel structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 18 m.t.
- Supply Capability:
- 18000 m.t./month
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1、Structure of Multi variety square rectangular pipe for steel structure:
Square tube, square tube is a kind of call and rectangular tube, is equal and not equal to the length of steel pipe. Is the strip through the process of processing roll system. In general is the strip through the demolition of the package, flat, curly, welded to form a circular tube, and then rolled into a square tube and then cut into a square tube and then cut into the required length.
2、Main Features of Multi variety square rectangular pipe for steel structure:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、 Multi variety square rectangular pipe for steel structure Specification：
Standard | GB, DIN, ASTM |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 1.5 - 25 mm |
Section Shape | Square and rectangular |
Outer Diameter | 20*20 mm-------400*400mm 20*30mm*300*500mm |
Place of Origin | Tianjin, China (Mainland) |
Length | 3-12M |
Outer Diameter | 20*20 mm-------400*400mm 20*30mm*300*500mm |
Grade | 235B 345B |
Standard | ASME, ASTM |
1) Material:(ASTM A 106/A53 GRB.API5LGRB,GB,235B,345B
2) Specification range:OD: 20*30mm----300*500mm 20*20 mm---400*400mm ,WT: 1.5 - 25 mm ,length:3-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut ,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 Multi variety square rectangular pipe for steel structure:
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、 Multi variety square rectangular pipe for steel structure Images：
- Q: How do you calculate the pipe volume flow rate for steel pipes?
- To calculate the volume flow rate of steel pipes, you need to consider the pipe's diameter and fluid velocity. The formula used for this calculation is Q = A * V, where Q represents the volume flow rate, A is the cross-sectional area of the pipe, and V is the fluid velocity. To start, you need to determine the cross-sectional area of the pipe. For a circular pipe, you can use the formula A = π * r², where A is the area and r is the radius of the pipe. If the diameter of the pipe is given, you can simply divide it by 2 to obtain the radius. Next, you need to determine the fluid velocity. This can be done by measuring the velocity directly using a flowmeter or by calculating it based on the fluid's properties and the pressure drop across the pipe using the Bernoulli equation or other appropriate equations. Once you have both the cross-sectional area and fluid velocity, you can multiply them together to find the volume flow rate. Make sure the units are consistent throughout the calculation. For example, if the area is in square meters and the velocity is in meters per second, the resulting volume flow rate will be in cubic meters per second. It is worth noting that the calculation assumes the fluid is incompressible and flows steadily through the pipe. If the fluid properties or flow conditions change, additional considerations may be required to accurately calculate the volume flow rate.
- Q: Are steel pipes suitable for nuclear power plants?
- Steel pipes are an ideal choice for nuclear power plants. This is because steel is a commonly used material in the construction of these plants, thanks to its exceptional mechanical properties, high strength, and durability. Various applications in nuclear power plants rely on steel pipes, including the transportation of cooling water, hot gases, and steam. The steel used in nuclear power plants undergoes careful selection and testing to meet strict safety regulations and quality standards. This is crucial because these pipes must have outstanding resistance to corrosion and high-temperature environments. They are exposed to harsh conditions such as high pressure, high temperatures, and radioactive materials. Moreover, steel pipes have a long lifespan and require minimal maintenance. This makes them a cost-effective option for nuclear power plants. They can endure extreme conditions, ensuring the plant's safe and reliable operation. Additionally, steel pipes can be easily fabricated, installed, and repaired, which is vital for the efficient functioning of a nuclear power plant. In summary, steel pipes are highly suitable for nuclear power plants due to their strength, durability, resistance to corrosion, and ability to withstand extreme conditions.
- Q: Can steel pipes be used for food processing facilities?
- Yes, steel pipes can be used for food processing facilities. Steel pipes are commonly used in the food industry due to their durability, resistance to corrosion, and ease of cleaning. They are also suitable for various processes such as conveying liquids, gases, and solids, making them a reliable choice for food processing facilities.
- Q: Can steel pipes be used for underground drainage in acidic soils?
- Steel pipes can be used for underground drainage in acidic soils, but it is important to consider certain factors. Acidic soils can cause corrosion in steel pipes, leading to weakening and potential failure over time. To mitigate this risk, it is advisable to use galvanized steel pipes that are treated with a protective coating to resist corrosion. Additionally, regular inspection and maintenance should be carried out to identify and address any signs of corrosion or deterioration. It is also worth considering alternative materials such as PVC or HDPE pipes, which are more resistant to corrosion in acidic environments. Ultimately, the choice of material should be based on a thorough assessment of the soil conditions, the expected lifespan of the drainage system, and the budgetary constraints.
- Q: What are the typical lengths of steel pipes?
- The typical lengths of steel pipes can vary depending on their purpose and application. However, common lengths range from 20 feet (6 meters) to 40 feet (12 meters) in commercial and industrial settings.
- Q: How are steel pipes used in the manufacturing of food processing equipment?
- Steel pipes are commonly used in the manufacturing of food processing equipment due to their durability, strength, and resistance to corrosion. These pipes are used to transport various food products such as liquids, powders, and gases within the equipment. They are also utilized in the construction of frames, supports, and structures for food processing machinery, ensuring stability and longevity. Additionally, steel pipes are often employed in the creation of heat exchangers, which are crucial for heating or cooling purposes in food processing equipment.
- Q: How are steel pipes used in the construction of wind farms?
- Steel pipes are used in the construction of wind farms for various purposes, such as supporting wind turbine towers, providing a strong foundation for the turbines, and transmitting electricity generated by the turbines to the power grid.
- Q: What is the difference between steel pipes and concrete-lined pipes?
- Steel pipes are made entirely of steel and are known for their strength and durability. They are commonly used in various applications, including transporting liquids and gases, as well as structural support. On the other hand, concrete-lined pipes are made of steel with a layer of concrete applied to the inner surface. This concrete lining provides additional protection against corrosion and abrasion, making them suitable for transporting corrosive materials or in aggressive environments. The concrete lining also helps in reducing friction within the pipe, resulting in improved flow efficiency.
- Q: What are the different types of steel pipe nipples?
- There are various types of steel pipe nipples, including standard, close, barrel, hexagonal, and welding nipple. Each type serves a specific purpose and has unique characteristics.
- Q: What is the difference between steel pipes and polyethylene pipes?
- Steel pipes are made of a strong and durable material, steel, which makes them suitable for high-pressure and high-temperature applications. They are also resistant to corrosion, making them ideal for transporting liquids and gases. On the other hand, polyethylene pipes are made of a flexible plastic material, which makes them easier to install and handle. They are lightweight, resistant to chemicals, and have a low risk of corrosion. However, they may not be suitable for very high-pressure or high-temperature applications.
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Multi variety square rectangular pipe for steel structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 18 m.t.
- Supply Capability:
- 18000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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