Rectangular Hot Rolled Steel Tube

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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

Specifications

OD:15X15-800X800MM,20X30--600X800MM
Thick.:1.0--35.0MM

Rectangular Hot Rolled Steel Tube Image

Rectangular Hot Rolled Steel Tube

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.
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.

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

Q:Is the steel frame on each floor supporting formwork (floor) called full scaffolding?: Full house scaffold is mainly used in the decoration construction of the single storey workshop, exhibition hall, gymnasium and so on. It consists of vertical pole, cross bar, diagonal brace and scissors support

Q:What are the different types of gaskets used with steel pipes?: There are several types of gaskets used with steel pipes, including spiral wound gaskets, ring joint gaskets, and non-metallic gaskets. These gaskets are used to create a tight seal between pipe flanges, preventing leakage of fluids or gases.

Q:What are the advantages of using steel pipes in the manufacturing industry?: There are several advantages of using steel pipes in the manufacturing industry. Firstly, steel pipes are known for their strength and durability, making them suitable for handling heavy loads and withstanding high pressures. Secondly, steel pipes have excellent corrosion resistance, which ensures a longer lifespan and reduces the need for frequent replacements. Additionally, steel pipes offer a smooth interior surface, allowing for efficient fluid flow and minimizing friction losses. They are also highly versatile, as they can be easily fabricated and customized to meet specific requirements. Finally, steel pipes are environmentally friendly, as they are recyclable and contribute to sustainable manufacturing practices.

Q:How are steel pipes classified based on their end connections?: Steel pipes can be classified based on their end connections into threaded, socket weld, butt weld, and flanged connections.

Q:How do you calculate the pipe volume for steel pipes?: To calculate the volume of a steel pipe, you need to know its length and the inner diameter of the pipe. The formula to calculate the volume of a cylindrical shape, like a pipe, is V = πr^2h, where V is the volume, π is a mathematical constant approximately equal to 3.14159, r is the radius of the pipe (which is half of the inner diameter), and h is the length of the pipe. Firstly, measure the inner diameter of the pipe using a measuring tape or a caliper. Divide this value by 2 to obtain the radius. Next, measure the length of the pipe in either inches, feet, or meters. Ensure that you use the same unit of measurement for both the radius and length. Once you have the radius and length, plug them into the formula V = πr^2h. For example, let's say the inner diameter of the steel pipe is 10 inches and the length is 50 feet. First, divide the inner diameter by 2 to find the radius: 10 / 2 = 5 inches. Next, convert the length to inches: 50 feet * 12 inches/foot = 600 inches. Now, plug the values into the formula: V = 3.14159 * 5^2 * 600. Calculating the volume: V = 3.14159 * 25 * 600 = 47,123.85 cubic inches. Therefore, the volume of the steel pipe is approximately 47,123.85 cubic inches.

Q:How are steel pipes used in the construction of chemical plants?: Steel pipes are widely used in the construction of chemical plants due to their durability, corrosion resistance, and ability to handle high pressure and temperature. These pipes are primarily utilized for transporting various chemicals, gases, and liquids within the plant, ensuring a safe and efficient flow of materials throughout the facility. They are commonly employed in the installation of process pipelines, utility systems, and structural supports, playing a crucial role in the overall functionality and reliability of chemical plants.

Q:Can steel pipes be used for underground geothermal systems?: Yes, steel pipes can be used for underground geothermal systems. Steel pipes are commonly used in geothermal systems due to their strength and durability. They can withstand the high temperatures and pressures associated with geothermal energy extraction and distribution. Steel pipes also have good corrosion resistance, which is important when dealing with the underground environment and the various minerals and chemicals present in the ground. Additionally, steel pipes are versatile and can be easily joined and installed underground, making them a suitable choice for geothermal systems.

Q:Does seamless steel tube have a bend of 135 degrees?: Other name: 90 degree elbow, right angle bend, love bend, punching elbow, pressing elbow, mechanism bend, welding elbow, etc..Usage: connect two pipes with same nominal diameter or different pipe, make the pipe bend at 90, 45, 180 degrees and various degrees.Bending radius is less than or equal to 1.5 times the diameter of the elbow. It is 1.5 times larger than the pipe diameter and belongs to the elbow

Q:How are steel pipes repaired in case of damage or leaks?: Steel pipes are repaired in case of damage or leaks by first identifying the affected area. The damaged section is then cut out, and a new piece of steel pipe is welded or bolted in its place. This ensures a secure and watertight connection, restoring the integrity of the pipe and preventing further leaks or structural issues.

Q:What is the thickness of steel pipes?: The thickness of steel pipes varies depending on the specific application and type of pipe used. Typically, steel pipes are available in various thicknesses, measured by their schedule or wall thickness. Schedule 40 is the most common schedule for steel pipes, known for its standard wall thickness. However, for applications demanding higher strength or pressure resistance, thicker pipes with higher schedules like Schedule 80 or Schedule 160 are also available. Moreover, the thickness of steel pipes can be tailored to meet specific project requirements.

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