Rectangular Hot Rolled Steel Pipe With High Quality

Rectangular Hot Rolled Steel Pipe With High Quality System 1

Rectangular Hot Rolled Steel Pipe With High Quality

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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1.Quick Details

Thickness:	1.0 - 35 mm	Section Shape:	Square	Outer Diameter:	2020-600600
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.Specifications

1. OD:15X15-800X800MM,20X30--600X800MM

2. Thick.:1.0--35.0MM

3.FAQ of Rectangular Steel Tube

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.

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.

1.Quick Details

Thickness:	1.0 - 35 mm	Section Shape:	Square	Outer Diameter:	2020-600600
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.Specifications

1. OD:15X15-800X800MM,20X30--600X800MM

2. Thick.:1.0--35.0MM

3.FAQ of Rectangular Steel Tube

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.

②How about price?
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.Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

③Why should you chose us?
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 !

4.Rectangular Hot Rolled Steel Tube Image

Rectangular Hot Rolled Steel Pipe With High Quality

Q:Can steel pipes be used for piling?: Yes, steel pipes can be used for piling. Steel pipes are often used as piles in construction projects due to their strength, durability, and ability to withstand heavy loads. They provide strong support for structures and are commonly used in foundation systems for buildings, bridges, and other infrastructure.

Q:Can steel pipes be used for stadium construction?: Yes, steel pipes can be used for stadium construction. Steel pipes offer several advantages that make them suitable for this purpose. Firstly, steel pipes are strong and durable, making them capable of withstanding heavy loads and providing structural stability to large structures like stadiums. They have high tensile strength, which means they can resist bending or breaking under pressure. Additionally, steel pipes are resistant to corrosion, which is crucial for outdoor structures like stadiums that are exposed to various weather conditions. Their resistance to rust and other forms of degradation ensures the longevity of the stadium. Furthermore, steel pipes are versatile and can be easily fabricated into different shapes and sizes, allowing for customized designs and efficient installation. Moreover, steel pipes offer cost-effectiveness in stadium construction. They can be easily produced in large quantities, making them readily available and affordable. The ease of transportation and installation of steel pipes also contributes to their cost-effectiveness. Another advantage of using steel pipes for stadium construction is their sustainability. Steel is a recyclable material, and using steel pipes promotes environmental responsibility. The recyclability of steel reduces the demand for new materials and minimizes waste. In summary, steel pipes can indeed be used for stadium construction due to their strength, durability, resistance to corrosion, versatility, cost-effectiveness, and sustainability.

Q:What's the actual size of the DN25?: DN25 refers to the theoretical size of the inner hole of the pipe. That is to say, the theoretical dimension of the inner diameter of the pipe is 25 (the metric tube refers to the inner diameter, and the English tube is also to indicate the inner diameter, for example: 3/8, the inner diameter is 9.525, and the diameter of the 1/2 is 12.7, and the diameter of the 5/8 is 15.875). The outer diameter is theoretical in diameter, plus the wall thickness specified by the state (which is artificially specified and has no formula)The theoretical diameter of DN25 is 25, and the outer diameter is Phi 33.7 and phi 32(but there is also the outside diameter of the mark. The mark is: the outer diameter * wall thickness, such as: 32 * 2, that is to say, the outer diameter is 30, the inner diameter is 26)

Q:Are steel pipes environmentally friendly?: Steel pipes can be considered environmentally friendly for several reasons. Firstly, steel is a highly durable and long-lasting material, which means that steel pipes have a longer lifespan compared to other materials like plastic pipes. This reduces the need for frequent replacements and repairs, reducing waste and conserving resources. Secondly, steel is a highly recyclable material. At the end of their lifespan, steel pipes can be easily and efficiently recycled, without losing their properties or quality. This reduces the demand for new steel production, which often requires significant amounts of energy and resources. Furthermore, steel pipes have a high resistance to corrosion, which means that they require fewer chemical treatments to prevent rusting and maintain their structural integrity. This reduces the release of harmful chemicals into the environment and minimizes the impact on ecosystems and human health. It is also worth mentioning that steel pipes are used in various industries, including water supply and wastewater management. Steel pipes are known for their excellent strength and reliability, ensuring the safe and efficient transportation of fluids. This reduces the risk of leaks and spills, preventing contamination of water sources and protecting the environment. However, it is important to note that the production of steel pipes does have some environmental impact. The extraction of raw materials, such as iron ore and coal, requires energy and can contribute to deforestation, habitat destruction, and greenhouse gas emissions. Additionally, the manufacturing process itself generates emissions and waste. Overall, while steel pipes may not be completely free from environmental impact, their durability, recyclability, and resistance to corrosion make them a relatively environmentally friendly choice compared to other materials.

Q:What are the common standards for manufacturing steel pipes?: The common standards for manufacturing steel pipes include the American Society for Testing and Materials (ASTM) standards, the International Organization for Standardization (ISO) standards, and the American National Standards Institute (ANSI) standards. These standards cover various aspects such as material composition, mechanical properties, dimensions, testing procedures, and quality control requirements to ensure the consistency and reliability of steel pipes.

Q:Are steel pipes suitable for underground gas lines?: Yes, steel pipes are suitable for underground gas lines. They are commonly used due to their strength, durability, and resistance to corrosion, making them a reliable choice for transporting and distributing gas underground.

Q:Are steel pipes suitable for use in hydropower plants?: Yes, steel pipes are suitable for use in hydropower plants. Steel pipes are known for their durability, strength, and longevity, making them ideal for withstanding the high pressures and transporting fluids in hydropower plants. Additionally, steel pipes can effectively handle the flow of water and resist corrosion, making them a reliable choice for hydropower plant applications.

Q:What's wrong with the 3PP anticorrosive steel tube?: That is, polypropylene corrosion resistant coating of steel pipe, the biggest feature of this anti-corrosion coating is good heat resistance.

Q:How are steel pipes tested for pressure and leakage?: Steel pipes are tested for pressure and leakage using a variety of methods to ensure their safety and reliability. One common method is hydrostatic testing, where the pipe is filled with water and subjected to a specific pressure for a specified duration. This test helps identify any weaknesses or leaks in the pipe by observing if there is any pressure drop or visible water leakage. The pressure is carefully measured and monitored during the test, and if the pipe successfully withstands the required pressure without any signs of leakage, it is considered to have passed the test. In addition to hydrostatic testing, other non-destructive testing methods may also be employed. These methods include ultrasonic testing, which uses high-frequency sound waves to detect any flaws or defects in the pipe material, and magnetic particle testing, which involves applying a magnetic field to the pipe and inspecting it for any magnetic particles that may indicate cracks or imperfections. Moreover, visual inspection is an essential step in testing steel pipes for pressure and leakage. Trained inspectors examine the exterior and interior surfaces of the pipe to check for any visible signs of damage, such as corrosion, cracks, or faulty welds. This visual inspection helps to identify potential weak points that could lead to leaks or failures under pressure. Overall, a combination of hydrostatic testing, non-destructive testing methods, and visual inspection is used to comprehensively evaluate steel pipes for pressure and leakage. These rigorous testing procedures ensure that the pipes meet the required standards and are safe for their intended applications.

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