ASTM A500/JIS/EN Rectangular hollow section/RHS

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 5000 m.t./month

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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: Can steel pipes be used for sewer systems?: Yes, steel pipes can be used for sewer systems. Steel pipes are commonly used in sewer systems due to their durability, strength, and resistance to corrosion. They are able to withstand the harsh conditions and high pressure of sewage flow, making them a reliable choice for sewer infrastructure.

Q: How are steel pipes used in wastewater treatment?: Steel pipes are an essential component in the wastewater treatment process. They are used to transport and distribute wastewater from various sources to the treatment facilities. Steel pipes are chosen for this purpose due to their durability, strength, and resistance to corrosion. In wastewater treatment plants, steel pipes are commonly used for multiple applications. Firstly, they are used for the intake of raw wastewater. These pipes are typically large in diameter to accommodate the high flow rate of incoming wastewater. Steel pipes are ideal for this purpose as they can withstand the pressure and turbulence of the wastewater flow. Once inside the treatment facility, steel pipes are used to transport the wastewater to different treatment processes. They connect various units such as screens, grit chambers, sedimentation tanks, and biological reactors. Steel pipes are preferred in these applications due to their ability to handle the corrosive elements present in wastewater, such as chemicals, acids, and gases. Additionally, their durability ensures a long service life, reducing maintenance and replacement costs. Steel pipes are also utilized in the wastewater treatment process for the distribution of treated water. After the wastewater is treated, it undergoes disinfection and other processes to remove harmful contaminants. The treated water is then distributed through steel pipes to be reused for irrigation, industrial processes, or discharged back into water bodies. Furthermore, steel pipes are employed in the construction of wastewater treatment infrastructure. They are used in the installation of underground sewer lines, pumping stations, and manholes. Steel pipes provide the necessary strength and stability to withstand the weight of the soil and other external forces. In summary, steel pipes play a vital role in wastewater treatment by transporting and distributing wastewater, connecting different treatment units, and distributing treated water. Their durability, resistance to corrosion, and ability to handle high-pressure flows make them an ideal choice for this demanding application.

Q: What are the different testing methods for steel pipes?: Some of the different testing methods for steel pipes include visual inspection, ultrasonic testing, magnetic particle testing, radiographic testing, and hydrostatic testing.

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: Are steel pipes resistant to vibration?: Yes, steel pipes are generally resistant to vibration due to their inherent strength and rigidity. However, the level of resistance can vary depending on factors such as pipe thickness, design, and installation. Additionally, the presence of external factors like fluid flow or mechanical forces can also affect the level of vibration resistance.

Q: What does the diameter of a steel pipe project mean?: Nominal surface meaning can be understood as a public address. It's as if everyone agreed to call something as a "devil", and he was the devil.Don't be confused by the numbers behind the nominal diameter. For example, DN50, this 50 is really close to the outer diameter or inside diameter of the steel tube, but DN50 is only a general model of the caliber of the national standard.

Q: What is the importance of corrosion resistance in steel pipes?: The importance of corrosion resistance in steel pipes is crucial as it helps to extend the lifespan of the pipes and maintain their structural integrity. Corrosion can weaken the pipes, leading to leaks, breakages, and ultimately, costly repairs or replacements. By preventing or minimizing corrosion, steel pipes can effectively transport fluids or gases, ensuring safety, efficiency, and longevity in various industries such as oil and gas, water supply, and construction.

Q: How do steel pipes handle abrasive materials?: Steel pipes are highly durable and resistant to abrasion, making them well-suited to handle abrasive materials. The smooth interior surface of steel pipes minimizes friction and wear caused by the movement of such materials, ensuring their efficient and effective transportation.

Q: Can steel pipes be used for underground sewer lines?: Yes, steel pipes can be used for underground sewer lines. Steel pipes are commonly used in sewer systems due to their strength, durability, and resistance to corrosion. They are able to withstand the weight of soil and other external pressures, making them suitable for underground applications. Additionally, steel pipes have a long lifespan and can effectively transport wastewater and sewage for many years. However, it is important to ensure that the steel pipes are properly coated or lined to prevent corrosion and extend their lifespan even further.

Q: What's the difference between a rectangular tube and a rectangular steel tube?: The classification of rectangular tube: steel pipe seamless steel pipe and welded steel pipe (tube) hot-rolled seamless tube, seamless tube, seamless tube, welded tube extrusion. The welded square pipe is divided into two parts:(a) according to the process of arc welding - resistance welding tube, square tube (high frequency and low frequency), welding square tube, welding square tube furnace (b) according to the weld - welded square tube, spiral welded pipe.

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