• CE standard low carbon square rectangular tube System 1
  • CE standard low carbon square rectangular tube System 2
CE standard low carbon square rectangular tube

CE standard low carbon square rectangular tube

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
13 m.t.
Supply Capability:
9800 m.t./month

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Specification

Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Saw,Extruded,EFW
Shape:
Square,Rectangular
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
0-24
Length:
0-17
Net Weight:
0-18

1Structure of  CE standard low carbon square rectangular tube: 

Square tube, square tube is a kind of call and rectangular tube, is equal and not equal to the length of steel pipe. Is the strip through the process of processing roll system. In general is the strip through the demolition of the package, flat, curly, welded to form a circular tube, and then rolled into a square tube and then cut into a square tube and then cut into the required length.

 

2‍‍Main Features of  CE standard low carbon square rectangular tube:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 CE standard low carbon square rectangular tube Specification

Standard

GB, DIN, ASTM

Grade

10#-45#, 16Mn

10#, 20#, 45#, 16Mn

Thickness

1.5 - 25 mm

Section Shape

Square  and rectangular

Outer Diameter

20*20 mm-------400*400mm   20*30mm*300*500mm

Place of Origin

Tianjin, China (Mainland)

Length

3-12M

Outer Diameter

20*20 mm-------400*400mm   20*30mm*300*500mm

Grade 

235B   345B 

Standard

ASME, ASTM

 

1) Material:(ASTM A 106/A53 GRB.API5LGRB,GB,235B,345B

2) Specification range:OD: 20*30mm----300*500mm 20*20 mm---400*400mm    ,WT: 1.5 - 25 mm   ,length:3-12m or according to the requirement of clients.

3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut ,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing. 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of  CE standard low carbon square rectangular tube:  

How 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.

How 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.

Why 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.

 

6CE standard low carbon square rectangular tube Images ‍‍

CE standard low carbon square rectangular tube

CE standard low carbon square rectangular tube

 

 

Q: Are steel pipes suitable for wastewater treatment facilities?
Yes, steel pipes are suitable for wastewater treatment facilities. Steel pipes are commonly used in these facilities due to their high strength, durability, and resistance to corrosion. Wastewater treatment facilities typically handle corrosive and abrasive materials, and steel pipes are able to withstand these harsh conditions. Additionally, steel pipes are available in various sizes and configurations, allowing for easy installation and customization to meet the specific needs of the facility. Furthermore, steel pipes can be easily repaired or replaced if necessary, ensuring the longevity and reliability of the wastewater treatment system. Overall, steel pipes are a suitable choice for wastewater treatment facilities due to their strength, durability, corrosion resistance, and flexibility in installation and maintenance.
Q: How are steel pipes protected against mechanical damage during transportation?
Various measures are implemented to safeguard steel pipes against mechanical damage during transportation. One commonly used technique involves the application of protective coatings or wrapping materials, typically composed of plastic, rubber, or epoxy. These coatings serve as a physical barrier, shielding the pipes from scratches, dents, and other forms of mechanical harm. Another method involves the utilization of padding or cushioning materials, such as foam inserts or rubber gaskets. These materials are inserted inside or wrapped around the pipes, absorbing any impacts or shocks that may occur during transportation. This effectively prevents potential damage caused by vibrations or bumps. Additionally, steel pipes are frequently secured and immobilized within transportation containers through the use of straps, braces, or other securing devices. These measures ensure that the pipes remain stable and do not collide with one another, thereby minimizing the risk of mechanical harm. Furthermore, proper handling and loading techniques play a crucial role in protecting steel pipes during transportation. This involves the utilization of appropriate lifting equipment, such as cranes or forklifts, to prevent any accidental dropping or mishandling of the pipes. Moreover, pipes are often stored or stacked in a manner that minimizes the possibility of deformation or bending. Ultimately, a combination of protective coatings, cushioning materials, securement devices, and proper handling techniques are employed to ensure the safe transportation of steel pipes and maintain their optimal condition for use in various applications.
Q: How are steel pipes measured and specified?
Several key parameters are used to measure and specify steel pipes. These parameters include the outer diameter (OD), wall thickness, and length of the pipe. The outer diameter is the measurement of the pipe's outside surface from one end to the other. It is typically expressed in millimeters or inches and plays a critical role in determining the pipe's strength and carrying capacity. Different applications require different OD sizes, which can range from a few millimeters to several feet. The wall thickness refers to the distance between the pipe's outer and inner surfaces. It is measured in millimeters or inches and is crucial for determining the pipe's durability and resistance to pressure. Thicker walls can handle higher pressure, making them suitable for applications that require transporting liquids or gases under high pressure. Steel pipes are generally specified in meters or feet for their length. Standard pipe lengths are often 6 or 12 meters (20 or 40 feet), but custom lengths can be requested based on project requirements. It is important to note that longer pipes may require additional support to prevent sagging or structural issues. In addition to these primary measurements, steel pipes may also be specified based on other factors such as material grade, manufacturing standard, and surface finish. Material grade refers to the quality and composition of the steel used in the pipe, determining its strength and corrosion resistance. Manufacturing standards, such as ASTM or API, ensure that the pipes meet specific quality and performance criteria. Surface finish specifications may include factors like galvanized coating, providing protection against corrosion or other specific requirements based on the intended application. Overall, the measurement and specification of steel pipes involve considering the outer diameter, wall thickness, length, material grade, manufacturing standard, and surface finish. These parameters are crucial in determining the suitability of the pipe for various applications and ensuring its performance and durability in different environments.
Q: What are the different methods of protecting steel pipes from external damage?
There are several methods of protecting steel pipes from external damage, including coating the pipes with a corrosion-resistant material such as epoxy or polyethylene, applying a layer of protective tape, installing a cathodic protection system, using concrete or rock shielding, and implementing measures to prevent soil movement or impact damage.
Q: What is the difference between ERW and SAW steel pipes?
ERW (Electric Resistance Welded) steel pipes are manufactured by welding the edges of the steel strip or coil together to form a pipe. On the other hand, SAW (Submerged Arc Welded) steel pipes are manufactured by welding the steel plates or coils together using a submerged arc welding process. The main difference between the two is the method of welding used. SAW pipes generally have a higher strength and better dimensional accuracy compared to ERW pipes.
Q: How do steel pipes compare to other types of piping materials?
Steel pipes are known for their exceptional strength, durability, and resistance to corrosion, making them superior to many other types of piping materials. They can withstand high pressure and temperature, making them suitable for a wide range of applications. Additionally, steel pipes are cost-effective, readily available, and easily recyclable, making them a preferred choice in various industries.
Q: Can steel pipes be used for oil wells?
Yes, steel pipes can be used for oil wells. Steel pipes are commonly used in the oil and gas industry due to their strength, durability, and resistance to corrosion. They are able to withstand the high pressures and temperatures that are encountered in oil well drilling and production. Steel pipes are also able to transport oil efficiently and safely from the well to the surface, making them a preferred choice for oil well infrastructure. Additionally, steel pipes can be easily welded and threaded, allowing for easy installation and maintenance in oil well applications.
Q: How are steel pipes used in the manufacturing of renewable energy systems?
Steel pipes are widely used in the manufacturing of renewable energy systems due to their durability, strength, and versatility. They are primarily used in the construction of wind turbines, solar panel frames, and the transmission of geothermal energy. Steel pipes provide the necessary structural support and stability required for these systems, ensuring their long-term functionality and reliability. Additionally, steel pipes are often used for transporting and distributing renewable energy sources, such as natural gas and hydrogen, further contributing to the overall efficiency and sustainability of these systems.
Q: What are steel pipes made of?
Steel pipes are made of a strong and durable alloy known as steel, which is primarily composed of iron and carbon, along with small amounts of other elements such as manganese, silicon, and sulfur.
Q: How are steel pipes repaired if they develop leaks?
Steel pipes can be repaired if they develop leaks through various methods such as welding, clamping, or using epoxy compounds. The specific repair technique depends on the size and location of the leak as well as the type of pipe, and it is typically carried out by trained professionals with the necessary equipment and expertise.

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