Square rectangular pipes of various standard materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 15000 m.t./month
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Specification
1、 Square rectangular pipes of various standard materials
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、 Square rectangular pipes of various standard materials
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、 Square rectangular pipes of various standard materials
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.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、 Square rectangular pipes of various standard materials
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、 Square rectangular pipes of various standard materials
- Q: How are steel pipes protected against galvanic corrosion?
- Steel pipes are protected against galvanic corrosion through various methods including the application of protective coatings such as zinc or epoxy, cathodic protection systems, and the use of corrosion inhibitors.
- Q: What are the different types of steel pipe connections for oil and gas pipelines?
- There are several types of steel pipe connections used for oil and gas pipelines, including threaded connections, welded connections, flanged connections, and grooved connections. Threaded connections involve screwing two pipe ends together using threads, providing a secure and leak-proof joint. Welded connections involve fusing pipe ends together using heat, creating a strong and durable joint. Flanged connections use a flange on each pipe end that is bolted together, providing a sturdy and easily removable joint. Grooved connections involve utilizing a groove on each pipe end, which is then locked together using a coupling, ensuring a reliable and flexible joint.
- Q: How are steel pipes used in irrigation systems?
- Steel pipes are commonly used in irrigation systems to transport water from a water source, such as a well or reservoir, to the fields or crops that need to be irrigated. These pipes are durable, strong, and resistant to weathering and corrosion, making them ideal for outdoor use. They can be laid underground or above ground, and their flexibility allows for easy installation and maintenance. Steel pipes in irrigation systems ensure a reliable and efficient water supply to promote healthy plant growth and maximize crop yields.
- Q: What are the different types of steel pipe joints for underwater applications?
- There are various types of steel pipe joints used for underwater applications, including welded joints, flanged joints, and mechanical joints. Welded joints involve fusing the ends of the pipes together using welding techniques, creating a continuous, strong connection. Flanged joints use flanges, which are flat, circular discs, to connect and secure the pipes together. These joints are commonly used in applications that require frequent disassembly. Mechanical joints, on the other hand, utilize mechanical devices such as couplings or clamps to connect the pipes. These joints provide flexibility and ease of installation and removal.
- Q: Can steel pipes be used for firefighting systems?
- Yes, steel pipes can be used for firefighting systems. Steel pipes are commonly used for their durability and resistance to high temperatures, making them suitable for transporting water and other fire suppression agents. They are typically used in larger commercial or industrial buildings where the fire protection system requires a higher flow rate and pressure. Steel pipes also have the advantage of being able to withstand external forces and impacts, ensuring the integrity of the firefighting system. Additionally, steel pipes can be easily connected, making them convenient for installation and maintenance purposes. However, it is important to ensure that the steel pipes used for firefighting systems are properly treated to prevent corrosion and rusting, as this can compromise their effectiveness in an emergency situation. Regular inspections and maintenance should be conducted to ensure the reliability and functionality of the steel pipes within the firefighting system.
- Q: What's the difference between hot dip galvanizing and cold galvanizing? Which kind of galvanizing method is good?
- Cold galvanizing refers to the zinc plating, the coating is thinner, corrosion resistance is slightly worse, variable color. Environmental pollution.Hot dip galvanized by molten zinc ingots, the coating thickness can be adjusted, good corrosion resistance, and subsequent passivation, can be used for outdoor rust, long service life, some up to 20 years.
- Q: What is a flange and how is it used in steel pipes?
- A flange is a mechanical device that is used to connect two sections of steel pipes together. It consists of a flat or raised ring that is attached to the end of each pipe section. The flange provides a surface for the pipes to be bolted or welded together, creating a secure and leak-proof joint. It also allows for easy disassembly and reassembly of the pipes when necessary. Flanges are commonly used in various industries, such as oil and gas, water treatment, and manufacturing, where the connection between steel pipes needs to be strong and reliable.
- Q: Is the seamless steel pipe used in the market hot or cold drawn?
- Small and medium-sized cold drawn and hot-rolled are many, large caliber is hot rolling, cold rolled spot less.
- Q: Are steel pipes suitable for transporting chemicals?
- Yes, steel pipes are suitable for transporting chemicals. They are known for their durability, corrosion resistance, and high strength, which makes them ideal for carrying various chemicals safely and efficiently. Additionally, steel pipes can withstand high pressure and extreme temperatures, making them a reliable choice for transporting chemicals in industries such as oil and gas, petrochemicals, and manufacturing.
- Q: What are the different methods of insulating steel pipes?
- There are several methods of insulating steel pipes, including using insulation wraps, foam insulation, fiberglass insulation, and pre-insulated pipe systems. Insulation wraps are typically made of materials like rubber or polyethylene and are wrapped around the pipe to provide thermal insulation. Foam insulation involves applying a layer of foam insulation directly onto the surface of the pipe. Fiberglass insulation is another common method, where fiberglass material is wrapped around the pipe to provide insulation. Pre-insulated pipe systems are complete pipe systems that come with built-in insulation and are ready to be installed. These methods help prevent heat loss or gain in the pipes, maintain temperature control, and prevent condensation.
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Square rectangular pipes of various standard materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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