BARED HOLLOW SECTION TUBE

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Payment Terms:: TT OR LC

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Product Name	rectangular hollow section/ RHS
Size	Size:	1010--500500mm
	Thickness:	0.45--16mm
	Length:	3-12m
Steel Grade	Q195,Q215,Q235,Q345,16Mn, 20#
Standard	ASTM A500,EN10219,GB/T6728,GB/T6725,JIS G3466
Usage	1. For Structure, Airport, Railway 2. Construction and so on.
Ends	Plain end or By Your Choice
Surface	Bared Or With Oiled Or Galvanized
Technique	ERW ,Hot Rolled and Cold Rolled
Section Shape	Rectangular
Inspection	With Hydraulic Testing, Eddy Current , Infrared Test
Package	Bags, Bundle, In Bulk, Containers
MOQ	20 Metric Ton / Can Be Negotiated
Supply Ability	15,000 Metric Ton/Month
Date of Delivery	7 days(Qty within 1000 Metric Ton) or According To The Quantity
Port of Shipment	Tianjin, China
Payment	L/C T/T

Q:How are steel pipes protected against UV radiation?: Steel pipes are typically protected against UV radiation through the application of specialized coatings or paints that contain UV inhibitors. These coatings form a barrier between the steel surface and the sun's UV rays, preventing degradation, discoloration, and potential structural damage caused by prolonged exposure to UV radiation.

Q:What are the factors to consider when selecting steel pipes for a project?: When selecting steel pipes for a project, there are several factors to consider. These include the pipe's diameter, thickness, and length, as well as its intended use and the specific requirements of the project. Other important factors to consider are the type of steel used, its corrosion resistance, strength, and durability. Additionally, factors such as cost, availability, and environmental impact should also be taken into account. By considering these factors, you can ensure that the selected steel pipes meet the project's needs and perform effectively.

Q:What does carbon seamless steel pipe mean? What is the difference between a seamless 20# and an ordinary one? What is it used in detail?: Carbon steel is actually relative to alloy steel, mainly carbon content, and 20# seamless steel is carbon steel! In addition, there are stainless steel, stainless steel is considered a kind of alloy steel, but the processing is not the same, the performance is not the same, good looking outside!The description of the material in alloy steel is actually the content of the metal elements in the steel (usually the percentage number).

Q:How are steel pipes used in automotive manufacturing?: Steel pipes are widely used in automotive manufacturing for various purposes. One of the primary applications of steel pipes in this industry is for the exhaust system. The exhaust system in vehicles is responsible for the safe removal of harmful gases produced during the combustion process. Steel pipes are used to create the exhaust manifold, which collects the exhaust gases from the engine cylinders and directs them towards the exhaust pipe. Furthermore, steel pipes are also used in the manufacturing of the chassis and frame of vehicles. The chassis provides structural support and helps maintain the overall strength and stability of the vehicle. Steel pipes, due to their high strength and durability, are ideal for creating the chassis and frame. These pipes are often welded together to form a rigid and robust structure that can withstand various forces and impacts. Additionally, steel pipes find applications in the suspension system of automobiles. The suspension system is responsible for providing a comfortable and smooth ride by absorbing shocks and vibrations. Steel pipes are used in the manufacturing of suspension components such as control arms, tie rods, and sway bars. These components help maintain the stability, handling, and overall performance of the vehicle. Moreover, steel pipes are utilized in the fuel system of automobiles. They are used to transport fuel from the fuel tank to the engine. These pipes need to be resistant to corrosion and have high tensile strength to ensure the safe and efficient delivery of fuel. In conclusion, steel pipes play a crucial role in automotive manufacturing. They are used in various applications such as the exhaust system, chassis and frame construction, suspension system, and fuel system. The use of steel pipes in these areas ensures the durability, strength, and performance of vehicles while maintaining safety and efficiency.

Q:How are steel pipes used in the manufacturing sector?: Steel pipes are used in the manufacturing sector for various purposes such as transporting fluids and gases, supplying water, and carrying out structural applications. They are commonly used in industries like oil and gas, construction, automotive, and aerospace for their durability, strength, and resistance to corrosion. Additionally, steel pipes are crucial in the manufacturing of machinery, equipment, and infrastructure, making them essential components in many manufacturing processes.

Q:How are steel pipes used in the manufacturing of irrigation systems?: Steel pipes are commonly used in the manufacturing of irrigation systems due to their durability, strength, and resistance to corrosion. These pipes are used to transport water from a water source to the fields or crops, ensuring a reliable and efficient irrigation process. The steel pipes also provide stability and support to the system, allowing for the proper distribution of water to the desired areas.

Q:Steel pipe is particularly long, how to clean the inner wall of the pipe so that it can be thoroughly cleaned: High cleanliness requirements for ultrasonic cleaningUltrasonic cleaning principle: the pressure change of ultrasonic wave propagation in the liquid in the liquid cavitation phenomenon strongly, per second produced millions of tiny gas bubbles, these bubbles rapidly in large pressure under the action of not following the violent explosion, impact force and produce strong suction, enough to make the stubborn dirt quickly stripped.

Q:Can steel pipes be used for conveying gases?: Yes, steel pipes can be used for conveying gases. Steel pipes are widely used in industrial applications for transporting various gases, including natural gas, propane, and other types of gases. Steel pipes have excellent strength and durability, making them suitable for carrying gases at high pressures and temperatures. Additionally, steel pipes have a high resistance to corrosion, which is crucial when dealing with gases that can be corrosive.

Q:Can steel pipes be used for both high-pressure and low-pressure systems?: Yes, steel pipes can be used for both high-pressure and low-pressure systems. Steel pipes are known for their durability and strength, making them suitable for various applications, including both high and low-pressure systems. However, it's important to consider the specific requirements and regulations of the system to ensure the appropriate type and grade of steel pipe is selected for optimal performance and safety.

Q:How are steel pipes used in the petrochemical industry?: Steel pipes are widely used in the petrochemical industry for transporting and distributing various fluids and gases. They are particularly valuable for their durability, strength, and resistance to corrosion, which is crucial when dealing with highly corrosive substances. Steel pipes are employed in various processes such as refining, oil and gas production, chemical manufacturing, and transportation of petrochemical products. Whether it's conveying raw materials, transferring processed products, or supporting infrastructure, steel pipes play a vital role in ensuring the safe and efficient operation of the petrochemical industry.

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