• Rectangular Hot Rolled  Carbon Steel Tube System 1
  • Rectangular Hot Rolled  Carbon Steel Tube System 2
  • Rectangular Hot Rolled  Carbon Steel Tube System 3
Rectangular Hot Rolled  Carbon Steel Tube

Rectangular Hot Rolled Carbon Steel Tube

Ref Price:
get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
100 m.t.
Supply Capability:
10000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

1.Quick Details

Thickness:

1.0 - 35 mm

Section Shape:

Square

Outer Diameter:

20*20-600*600

Place of Origin:

Shandong China (Mainland)

Secondary Or Not:

Non-secondary

Application:

Structure Pipe

Technique:

Cold Rolled

Certification:

CE

Surface Treatment:

oil,paint

Special Pipe:

Thick Wall Pipe

Alloy Or Not:

Non-alloy

Name:

Square Hollow Steel Pipe/Tube

Shape:

Square/Rectangular

Yield Strength:

360-380Mpa

Tensile Strength:

560-580Mpa

Elongation:

24-28%

Bend Test:

Qualified

Impact Value:

V-notch

Grade:

20#,45#,16Mn,A210,St45,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345

Standard:

JIS G3465-2006,JIS G3466,GB/T 3094

2.FAQ of Rectangular Steel Tube

How 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 dont accord to discription as we give or the promise before you place order, we promise 100% refund.

How 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 dont waste your time.Please trust the quotation we would give you, it is professional one.

Why 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.

 If you have any question, pls feel free to contact us !

 

3.Rectangular Hot Rolled Steel Tube Image

 

 

Q: Can steel pipes be used for airport construction?
Yes, steel pipes can be utilized in the construction of airports. In the construction industry, steel pipes find widespread application, including in airports. They are often employed for underground utilities like water and sewage lines, as well as for structural purposes such as providing support to the airport terminal building. The utilization of steel pipes for airport construction offers several advantages. Firstly, they possess remarkable strength and durability, making them capable of handling heavy loads and enduring unfavorable weather conditions. This attribute is crucial for ensuring the security and stability of airport structures. Secondly, steel pipes are highly versatile and can be easily tailored to meet specific project requirements. They are available in various sizes and thicknesses, providing flexibility in both design and construction. Moreover, steel pipes can be welded or joined together to form longer sections, which simplifies installation and reduces construction time. Furthermore, steel pipes exhibit resistance to corrosion, a vital characteristic in airports where constant exposure to moisture, salt, and other environmental factors is common. This resistance to corrosion guarantees the longevity and dependability of the infrastructure. Lastly, in comparison to materials like concrete or PVC, steel pipes offer a cost-effective solution. They necessitate relatively low maintenance and boast a long lifespan, thereby minimizing the need for frequent repairs or replacements and ultimately saving time and money in the long term. In conclusion, due to their strength, durability, versatility, corrosion resistance, and cost-effectiveness, steel pipes are a suitable choice for airport construction.
Q: Can steel pipes be used for underground telecommunications networks?
Yes, steel pipes can be used for underground telecommunications networks. Steel pipes are commonly used in underground applications due to their strength, durability, and resistance to corrosion. They provide protection and support for the telecommunication cables and can withstand the external pressure and load that occur underground. Additionally, steel pipes can be coated with protective materials to further enhance their resistance to corrosion and extend their lifespan. Overall, steel pipes are a reliable choice for underground telecommunications networks.
Q: Are steel pipes suitable for use in sewage treatment plants?
Yes, steel pipes are suitable for use in sewage treatment plants. Steel pipes are durable, corrosion-resistant, and have a long lifespan, making them ideal for handling the harsh conditions and corrosive substances found in sewage systems. Additionally, steel pipes offer high strength and are capable of withstanding high-pressure flows, making them a reliable choice for sewage treatment plants.
Q: How are steel pipes insulated to prevent heat gain?
Steel pipes are insulated to prevent heat gain by using materials with low thermal conductivity, such as fiberglass or mineral wool, which are wrapped around the pipes. This insulation layer acts as a barrier, reducing the transfer of heat from the surroundings to the pipes, thereby minimizing heat gain. Additionally, a vapor barrier may be applied over the insulation to prevent moisture ingress, which could further impact the insulation's effectiveness.
Q: How are steel pipes used in the manufacturing of marine applications?
Steel pipes are commonly used in the manufacturing of marine applications due to their durability, strength, and resistance to corrosion. They play a crucial role in various applications such as shipbuilding, offshore platforms, and underwater pipelines. Steel pipes are used to transport fluids, gases, and oils, as well as for structural support and protection against harsh marine environments. Additionally, steel pipes are also utilized in the construction of marine heat exchangers and cooling systems.
Q: Can steel pipes be painted or coated?
Yes, steel pipes can be painted or coated. Painting or coating steel pipes is a common practice to protect them from corrosion, improve their appearance, or to meet specific industry requirements. The process involves cleaning the pipes to remove dirt, grease, and rust, followed by applying a primer and then the desired paint or coating. The choice of paint or coating depends on the intended use of the pipes. For example, epoxy coatings are often used for water or wastewater pipelines, while high-temperature resistant coatings are applied to pipes used in industrial settings. Overall, painting or coating steel pipes can enhance their durability and performance.
Q: What are the different types of steel pipe unions?
There are several different types of steel pipe unions that are commonly used in various industries and applications. Some of the most common types include: 1. Threaded Union: This type of union has female threads on both ends, allowing it to be easily screwed onto two male threaded pipes. It provides a secure and leak-free connection. 2. Socket Weld Union: This union has a socket on one end and a female threaded connection on the other. It is designed for socket welding, where the pipe is inserted into the socket and then welded around the joint for a strong and durable connection. 3. Butt Weld Union: This type of union is used for joining two pipes with butt weld ends. It requires the pipes to be beveled and then welded together, creating a strong and permanent connection. 4. Compression Union: Compression unions are typically used for connecting pipes made of softer materials, such as copper or plastic. They consist of a compression nut and a compression ring that are tightened onto the pipe, creating a tight seal. 5. Flanged Union: This union has flanges on both ends, allowing it to be bolted onto two flanged pipes. Flanged unions are commonly used in applications where easy disassembly and reassembly is required. 6. Grooved Union: Grooved unions have grooves on the ends, which are used to connect pipes by inserting them into the grooves and securing them with a coupling. They are often used in fire protection systems and other applications where quick installation and easy maintenance are important. These are just a few examples of the different types of steel pipe unions available. The choice of union depends on the specific requirements of the application, such as the pipe material, size, and operating conditions. Consulting with a professional or referring to industry standards can help determine the most suitable union for a particular project.
Q: What are the different wall thicknesses available for steel pipes?
The different wall thicknesses available for steel pipes vary depending on the specific application and requirements. Common wall thicknesses for steel pipes include standard, extra strong, and double extra strong, with each thickness offering different levels of strength and durability.
Q: How do steel pipes perform in marine environments?
Steel pipes perform well in marine environments due to their high corrosion resistance. They are typically coated with protective layers such as zinc or epoxy, which further enhance their ability to withstand the harsh conditions of saltwater, waves, and constant exposure to moisture. These pipes are capable of withstanding the corrosive effects of seawater, making them reliable for various applications like offshore oil rigs, shipbuilding, and coastal infrastructure.
Q: What is the lifespan of steel pipes?
The lifespan of steel pipes can vary depending on various factors such as the quality of the steel used, the environment in which they are installed, and the maintenance and care given to them. However, generally speaking, steel pipes can have a lifespan ranging from 20 to 100 years or even longer if properly maintained and protected against corrosion.

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords