• low carbon square rectangular pipe hot sell System 1
  • low carbon square rectangular pipe hot sell System 2
low carbon square rectangular pipe hot sell

low carbon square rectangular pipe hot sell

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
20 m.t.
Supply Capability:
7000 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,Extruded,EFW
Shape:
Square,Rectangular
Surface Treatment:
Galvanized,Coated,Color Coated,Oiled,Polished,Bright,Black
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,UL
Thickness:
0-40
Length:
0-18
Net Weight:
0-10

 

1Structure of   low carbon square rectangular pipe hot sell

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.

 

2A variety of low carbon square rectangular pipe hot sell :

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 A variety of low carbon square rectangular pipe hot sell

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  low carbon square rectangular pipe hot sell

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 low carbon square rectangular pipe hot sell Images ‍‍

 

low carbon square rectangular pipe hot sell

low carbon square rectangular pipe hot sell

Q: How are steel pipes used in mining?
Steel pipes are widely used in mining operations for various purposes. One of the primary uses of steel pipes in mining is for transporting materials such as water, slurry, and other liquids. These pipes are durable and can withstand the harsh conditions often found in mining environments, making them suitable for the transportation of materials over long distances. Steel pipes are also used for ventilation systems in mines. Proper ventilation is crucial in mining to provide fresh air to workers and remove harmful gases and dust. Steel pipes are used to construct ventilation shafts and ducts that facilitate the flow of air throughout the mine, ensuring a safe working environment for the miners. Additionally, steel pipes are used in the construction of underground tunnels and mine shafts. These pipes provide structural support and reinforcement, helping to prevent collapses and maintain the stability of the mine. Steel pipes are known for their strength and durability, making them an ideal choice for these critical applications in mining. Another application of steel pipes in mining is for the extraction of resources. In some cases, steel pipes are used to create boreholes or wells to access underground deposits of minerals or water. These pipes are inserted into the ground, and various techniques such as drilling or hydraulic fracturing are used to extract the desired resources. Overall, steel pipes play a vital role in the mining industry, serving various purposes such as material transportation, ventilation, structural support, and resource extraction. Their strength, durability, and ability to withstand harsh conditions make them indispensable in mining operations.
Q: How do you cut steel pipes?
Steel pipes can be cut using various methods, such as using a hacksaw, a reciprocating saw with a metal-cutting blade, or a pipe cutter specifically designed for steel pipes. Additionally, plasma cutting or oxy-fuel cutting can be used for thicker pipes. The choice of cutting method depends on the pipe diameter, thickness, and the available tools or equipment.
Q: How are steel pipes used in the manufacturing of scaffolding?
Steel pipes are commonly used in the manufacturing of scaffolding as they provide structural support and stability. These pipes are used to create the framework of the scaffolding structure, allowing workers to safely access and work at heights. The steel pipes are connected and secured together using couplers, providing a strong and reliable base for the scaffolding system.
Q: Can steel pipes be used for transporting drinking water?
Yes, steel pipes can be used for transporting drinking water. Steel pipes are commonly used in water distribution systems and have been used for many years. They are known for their durability, strength, and resistance to corrosion. However, it is important to ensure that the steel pipes used for transporting drinking water are properly coated or lined to prevent any potential contamination from the metal. Additionally, regular inspections and maintenance should be carried out to ensure the integrity of the pipes and to prevent any leaks or breaks that could compromise the quality of the water.
Q: Is there a weld on the outer wall of seamless steel tube?
Seamless steel pipe's inner wall, outer wall, section, cross section can not see the weld seam. Because seamless steel pipe is a molding product, no late roll pressure, welding and other processes. No section, inner wall, outer wall or section, as long as there is weld, it is not seamless steel tube. The inner wall can not see the outer wall of welding seam, but it can be seen that the weld products are fake or polished goods. Some products can not be seen without friction and have weld seams on the outside wall. They are seamless treated steel tubes and are polished goods. The price is much different from the real seamless steel tube. Some bad wounding, confusing concepts, earn illegal profits.
Q: How are steel pipes protected during transportation?
Steel pipes are protected during transportation through a variety of measures to ensure their safety and integrity. One common method is the use of protective coatings on the exterior of the pipes. These coatings, such as epoxy or polyethylene, serve as a barrier against external factors like moisture, corrosion, and physical damage. Additionally, the pipes are often bundled together and secured with strapping or bands to prevent movement and potential collisions during transit. In some cases, pipes may also be placed within wooden crates or containers for added protection against impact and handling. Furthermore, careful loading and unloading procedures are followed to minimize any stress or strain on the pipes. By implementing these protective measures, steel pipes can safely reach their destination without compromising their quality or structural integrity.
Q: Are steel pipes suitable for chemical processing plants?
Due to their exceptional strength, durability, and corrosion resistance, steel pipes find common usage in chemical processing plants. Particularly, stainless steel or alloy steel pipes possess the ability to endure high temperatures, pressure, and the corrosive impact of various chemicals. Consequently, they serve as a suitable means for the safe and efficient transportation and containment of diverse chemical substances. Moreover, the installation, maintenance, and repair of steel pipes are hassle-free, rendering them a cost-effective option for chemical processing plants. Nonetheless, it remains crucial to carefully select the appropriate steel type, taking into account factors such as the specific chemicals being processed, operating conditions, and any potential risks or compatibility issues. Regular inspections and maintenance are also vital for ensuring the integrity and performance of steel pipes in chemical processing plants.
Q: What are the different types of corrosion that can affect steel pipes?
There are several types of corrosion that can affect steel pipes, including uniform corrosion, pitting corrosion, crevice corrosion, galvanic corrosion, and stress corrosion cracking.
Q: 20# seamless steel pipe and seamless steel pipe 20G what is the difference?
20#: low carbon steel seamless steel pipe, carbon steel is generally divided into low carbon steel, medium carbon steel and high carbon steel three, 45# steel in carbon steel, low carbon steel is lower than 45#, 45# is higher than that of high carbon steel, seamless steel pipe, such as no special requirements, using 20# seamless steel tube. 20# seamless steel pipe material is 20# steel, the strength is slightly higher than 15#, very little quenching, no temper brittleness. Cold plastic deformation and for bending, rolling, bending and hammer arch processing, arc welding and contact welding welding performance is good, when the thickness is small, prone to strict requirement of shape crack or complex shape parts. The cold or normalizing state of the cutting process is better than that of the annealed one. It is generally used to make workpieces with little stress and high toughness.
Q: Can steel pipes be used for underground chemical injection?
Yes, steel pipes can be used for underground chemical injection. Steel pipes are commonly used in various industries for their durability, strength, and resistance to corrosion. When it comes to underground chemical injection, steel pipes offer many advantages. They can withstand high pressure and temperature, making them suitable for transporting and injecting chemicals into the ground. Additionally, steel pipes have excellent chemical resistance, ensuring that they will not react with the injected chemicals and compromise the integrity of the system. However, it is important to select the appropriate grade of steel pipe that is compatible with the specific types of chemicals being injected to ensure optimal performance and longevity. Regular maintenance and inspections should also be carried out to identify any potential corrosion or damage to the pipes, ensuring the safe and efficient operation of the chemical injection system.

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