• Kinds of   carbon steel  square rectangular tube System 1
  • Kinds of   carbon steel  square rectangular tube System 2
Kinds of   carbon steel  square rectangular tube

Kinds of carbon steel square rectangular tube

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
9500 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,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
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#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
0-40mm
Length:
0-18m
Net Weight:
0-6mt

1Structure of  Kinds of   carbon steel  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 Kinds of   carbon steel  square rectangular tube:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 Kinds of  Kinds of   carbon steel  square rectangular tube

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  Kinds of   carbon steel  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.

 

6‍‍ Kinds of  low carbon square rectangular tube Images ‍‍

Kinds of   carbon steel  square rectangular tube

Kinds of   carbon steel  square rectangular tube

 

 

Q: Can steel pipes be threaded?
Yes, steel pipes can be threaded. Threading is a common process used to create a screw-like pattern on the outer surface of the pipe, allowing it to be connected to other fittings or components. Threading can be done manually or with the help of machinery, depending on the size and requirements of the pipe.
Q: How are steel pipes used in the construction of telecommunications towers?
Steel pipes are commonly used in the construction of telecommunications towers as they provide a strong and durable framework for supporting the tower structure. These pipes are used to create the main mast or tower structure, providing stability and strength to withstand various weather conditions. Additionally, steel pipes are often used for mounting antennas and other equipment on the tower, ensuring secure installation and efficient signal transmission.
Q: How are steel pipes used in the construction of railways?
Steel pipes are commonly used in the construction of railways for various purposes. They are primarily used in the fabrication of track structures, such as track supports, bridge components, and culverts. Steel pipes provide strength, durability, and resistance to external factors like corrosion and extreme weather conditions. They are also used for the transportation of fluids, such as water or fuel, within the railway infrastructure, ensuring efficient operation and maintenance of the system.
Q: Are steel pipes suitable for use in coastal areas?
Yes, steel pipes are suitable for use in coastal areas. Steel is known for its durability and resistance to corrosion, which makes it a reliable choice for withstanding the harsh conditions of coastal regions, including exposure to saltwater and high levels of humidity. Additionally, steel pipes can be coated or galvanized to provide extra protection against corrosion, ensuring their longevity and performance in coastal environments.
Q: How are steel pipes used in hydroelectric power plants?
Steel pipes are used in hydroelectric power plants to transport water from the reservoir to the turbines. These pipes are able to withstand high pressure and ensure a reliable flow of water, which is crucial for the efficient operation of the turbines. Additionally, steel pipes are also used for the construction of penstocks, which control the flow of water and direct it towards the turbines.
Q: Can steel pipes be used for underground culverts?
Indeed, underground culverts can utilize steel pipes. Renowned for their robustness, longevity, and ability to withstand diverse environmental influences, steel pipes are ideal for subterranean applications. They exhibit exceptional resilience to substantial burdens, intense hydrostatic pressure, and the erosive impact of soil and water. Moreover, steel pipes offer a range of dimensions and thicknesses, enabling customization to meet precise project prerequisites. Nevertheless, prudent consideration must be given to variables such as soil attributes, water table elevations, and the likelihood of corrosion during the selection of the most fitting steel variant and protective coatings for the pipes.
Q: What is the difference between black and galvanized steel pipes?
The main difference between black and galvanized steel pipes lies in their protective coating. Black steel pipes are not coated, making them more susceptible to corrosion, while galvanized steel pipes are coated with a layer of zinc to prevent rusting and increase longevity.
Q: Can steel pipes be used for the construction of transmission towers?
Yes, steel pipes can be used for the construction of transmission towers. Steel pipes are commonly used in the construction industry due to their strength, durability, and ability to withstand heavy loads. They provide structural support and stability required for transmission towers, making them a suitable choice for this application.
Q: How are steel pipes used in high-rise buildings?
Steel pipes are commonly used in high-rise buildings for various purposes. They are primarily used for structural support as they provide strength and durability, allowing the building to withstand the vertical loads and forces that occur due to its height. Steel pipes are also used for plumbing systems, carrying water and other fluids throughout the building. Additionally, they can be used for HVAC systems, providing ventilation and air conditioning to each floor. Overall, steel pipes are integral components in high-rise buildings, ensuring the safety, functionality, and comfort of the occupants.
Q: What are the different types of steel pipe coatings for corrosion protection?
Some of the different types of steel pipe coatings for corrosion protection include epoxy coatings, polyethylene coatings, zinc coatings, and coal tar enamel coatings.

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