Rectangular Hollow Section Tube

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Line Pipe

Seamless Carbon Steel Tubes

Hot-rolled seamless steel tubes for hydraulic pillar service

API 5L Seamless line Pipe J55

Seamless Steel Alloy Pipe with Factory Price

Square tube and rectangular tube for building structure

Seamless pipe API,GB,ASTM,ASME,DIN high quality

America Standard A53 Q215 150g Hot Dipped or Pre-galvanized Pipe

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 do steel pipes compare to other materials, such as PVC or copper?: Steel pipes are generally considered to be stronger and more durable compared to materials like PVC or copper. While PVC pipes are lightweight and easy to install, they are not as strong as steel and can be more prone to cracking or breaking. Copper pipes, on the other hand, are known for their corrosion resistance and are commonly used for plumbing systems. However, steel pipes have the advantage of being highly resistant to extreme temperatures, pressure, and damage, making them suitable for a wide range of applications, including industrial and commercial use.

Q: How are steel pipes protected against external impact or mechanical damage?: Steel pipes are typically protected against external impact or mechanical damage through the use of various methods such as applying protective coatings, installing corrosion-resistant materials, using concrete encasement, or utilizing protective shields or guards.

Q: Seamless steel pipe is how to do it?: Seamless steel tube is a kind of steel strip with hollow section and without seams. A steel pipe having a hollow cross section, used as a conduit for conveying fluids, such as pipelines for transporting petroleum, natural gas, gas, water, and certain solid materials. Compared withsteel and roundsteelinsolid, flexural torsional strength in the same time, the weight is light, is a kind of economic section steel, widely used in the manufacture of structural parts and mechanical parts, such as the oil pipe, automobile transmission shaft, the bicycle frame and steel construction with scaffold. The manufacture of ring parts with steel tubes can improve material utilization, simplify manufacturing processes, save materials and work hours, such as rolling bearings, rings, Jack sleeves, etc., and have been widely used in steel pipes. Steel pipe or all kinds of conventional weapons indispensable materials, gun barrels are made of steel. The steel pipe can be divided into round tube and special-shaped pipe according to the sectional area shape. Because the circle area is the largest under the condition of equal circumference, more fluid can be transported with round tubes. In addition, the ring section in the internal or external radial pressure is more uniform force, so most of the steel pipe is round tube.

Q: How do steel pipes compare to other materials like PVC or copper?: There are several advantages to using steel pipes compared to materials like PVC or copper. Firstly, steel pipes are known for their strength and durability. They can withstand high pressure and extreme temperatures without cracking or bending, making them ideal for heavy-duty applications such as industrial piping systems or underground installations. Secondly, steel pipes have excellent corrosion resistance. Unlike copper pipes that can corrode over time, steel pipes are typically coated with anti-corrosive materials like zinc or epoxy. This protective layer prevents rust and ensures a longer lifespan for the pipes. Furthermore, steel pipes offer superior fire resistance compared to PVC or copper. They are non-combustible and can withstand high temperatures for extended periods without deforming or releasing toxic gases. This makes steel pipes a safer option for applications where fire hazards are a concern. In terms of cost, while steel pipes may initially be more expensive than PVC, they offer better long-term value due to their durability and longevity. On the other hand, copper pipes can be quite expensive and are susceptible to theft due to their scrap value. Lastly, steel pipes are highly versatile and can be used in various applications such as water supply, sewage systems, gas pipelines, and oil refineries. They can handle high volumes of fluid with ease and are resistant to external factors like UV rays or physical impacts. Overall, steel pipes are a reliable and efficient choice for many industries and applications, offering strength, durability, corrosion resistance, fire resistance, and versatility that sets them apart from materials like PVC or copper.

Q: What are the common applications of steel pipes in industrial settings?: Steel pipes have a wide range of applications in industrial settings, including but not limited to, the transportation of fluids and gases, structural supports in buildings and infrastructure, manufacturing of machinery and equipment, and even in the oil and gas industry for drilling and extraction purposes.

Q: How do steel pipes handle seismic expansion joints?: Steel pipes handle seismic expansion joints by allowing for movement and flexibility. These pipes are designed to withstand the forces caused by seismic activity, such as earthquakes, by accommodating expansion and contraction without causing damage to the overall structure. The joints in steel pipes are often equipped with specialized components, such as bellows or flexible couplings, that can absorb the movement and prevent excessive stress on the pipeline. This ensures the integrity and safety of the pipeline system during seismic events.

Q: How are steel pipes protected against seismic activities?: Steel pipes can be protected against seismic activities through various measures such as using flexible joints, employing seismic bracing systems, and implementing proper installation techniques. Additionally, coating the pipes with corrosion-resistant materials and conducting regular inspections and maintenance can further enhance their protection against seismic events.

Q: What is the process of coating steel pipes?: The process of coating steel pipes involves applying a protective layer on the surface of the pipe to prevent corrosion and increase its durability. This typically includes cleaning the pipe to remove any contaminants, followed by applying a primer to improve adhesion. The pipe is then coated with a layer of paint or a specialized coating material using a variety of techniques such as spraying, dipping, or electrostatic application. The coated pipe is then cured or dried to ensure the coating adheres properly. This process helps to ensure the longevity and performance of steel pipes in various applications.

Q: What are the different pressure ratings for steel pipes?: Steel pipes have varying pressure ratings to indicate their maximum safe handling pressure. The pressure ratings of steel pipes can differ based on factors like pipe diameter, wall thickness, and material grade. Common pressure ratings for steel pipes are as follows: 1. Schedule 40: This is the standard pressure rating for general applications. It is suitable for low to medium pressure systems, with a maximum working pressure of 150 psi. 2. Schedule 80: Used for higher pressure requirements, it has a thicker wall thickness compared to Schedule 40, enabling it to handle working pressures of up to 300 psi. 3. Schedule 160: This heavy-duty pressure rating is for high-pressure applications. It has an even thicker wall thickness than Schedule 80 and can handle working pressures of up to 500 psi. In addition to these standard pressure ratings, there are specialized steel pipes available with higher pressure ratings, such as Extra Strong (XS) and Double Extra Strong (XXS). These pipes are designed for extremely high-pressure systems and have thicker walls than Schedule 160. It's important to note that the pressure ratings mentioned above specifically apply to steel pipes. Pressure ratings may vary for pipes made from other materials, such as copper or PVC. When selecting a steel pipe, it is crucial to consider the required pressure rating based on the specific application and system requirements to ensure safe and efficient operation.

Q: What are the factors to consider when selecting steel pipes?: Some factors to consider when selecting steel pipes include the intended application and environment, the required strength and durability, the size and thickness of the pipes, the corrosion resistance, the cost, and the availability of different types of steel pipes.

Send your message to us

*Email

*TEL

*Quantity

*Unit