Square rectangular tube for building structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 20000 m.t./month
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1、Structure of Square rectangular tube for building structure:
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.
2、Main Features of Square rectangular tube for building structure:
• High manufacturing accuracy
• High strength
• Small inertia resistance
3、 Square rectangular tube for building structure 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.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Square rectangular tube for building structure:
①How 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.
②How 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.
6、 Square rectangular tube for building structure Images：
- Q: How are steel pipes used in desalination plants?
- Steel pipes are used in desalination plants to transport water, brine, and chemicals throughout the facility. They are highly durable and corrosion-resistant, making them ideal for handling the high-pressure and corrosive nature of the desalination process. Steel pipes ensure efficient and reliable water distribution, contributing to the overall effectiveness of desalination plants in converting seawater into fresh water.
- Q: How much is 4 inches steel tube MM?
- 1 inches =25.4 mm;4 inches =101.6 mm;The specification of steel pipe is usually nominal size;
- Q: What are the advantages of using pre-fabricated steel pipes?
- Using pre-fabricated steel pipes in various applications has several advantages. Firstly, these pipes offer a high level of durability and strength due to the robustness and resistance of steel to external forces. This makes them ideal for withstanding high pressure or heavy loads, resulting in a longer lifespan compared to other materials and reducing the need for frequent replacements and maintenance. Secondly, pre-fabricated steel pipes provide excellent corrosion resistance by being coated with protective layers like galvanization or epoxy, preventing rusting and corrosion. This is especially important in industries or environments where the pipes may come into contact with moisture, chemicals, or other corrosive substances. By utilizing pre-fabricated steel pipes, the risk of leaks, deterioration, or failure due to corrosion is significantly reduced. Another advantage of these pipes is their versatility and ease of installation. They are manufactured to precise specifications before being delivered to the site, allowing for quick and efficient installation. Their modular nature enables easy assembly, disassembly, and reconfiguration, making them suitable for a wide range of applications. Additionally, pre-fabricated steel pipes can be seamlessly integrated with other building components, reducing installation time and costs. Furthermore, pre-fabricated steel pipes are more environmentally friendly compared to other materials. Steel is highly recyclable, and using pre-fabricated pipes reduces the consumption of natural resources and energy required for production. The long lifespan of steel pipes also reduces waste generation and the need for frequent replacements, contributing to sustainability efforts. Lastly, pre-fabricated steel pipes offer cost advantages. Although the initial cost may be higher than some other materials, their durability and low maintenance requirements result in long-term cost savings. The reduced need for repairs, replacements, and maintenance, along with the ease of installation, lead to lower overall project costs and reduced downtime. In summary, the advantages of pre-fabricated steel pipes include durability, corrosion resistance, versatility, ease of installation, environmental friendliness, and cost-effectiveness. These benefits make them the preferred choice for various industries and applications.
- Q: How are steel pipes used in the construction of underground parking structures?
- Steel pipes are used in the construction of underground parking structures for various purposes, such as providing structural support, drainage, and ventilation. They are commonly used as piles or caissons to support the weight of the structure and prevent it from sinking into the ground. Additionally, steel pipes are utilized for the installation of drainage systems to prevent water accumulation and ensure the structural integrity of the parking structure. They are also employed for ventilation purposes, allowing fresh air to circulate and remove any potentially hazardous gases. Overall, steel pipes are essential components in the construction of underground parking structures, ensuring their stability, safety, and functionality.
- Q: How to perform nondestructive inspection of steel tubes
- The detection principle is based on the ferromagnetic material is magnetized in a magnetic field, discontinuity materials and products (defects) produce leakage magnetic field, magnetic powder adsorption (or detecting) and appear (or on the instrument display). Therefore, this method can only be used for the inspection of the surface or near surface defects of ferromagnetic materials or products.
- Q: Can steel pipes be used for underground cable protection?
- Yes, steel pipes can be used for underground cable protection. Steel pipes offer durability, strength, and resistance to corrosion, making them suitable for protecting cables from external elements and potential damage. Additionally, steel pipes can provide a secure and reliable conduit for underground cables, ensuring their safety and longevity.
- Q: Can steel pipes be used for conveying sewage sludge?
- Yes, steel pipes can be used for conveying sewage sludge. Steel pipes have several properties that make them suitable for this purpose. Firstly, steel pipes are strong and durable, able to withstand the pressure and weight of sewage sludge without collapsing or breaking. This is important as sewage sludge can be heavy and contain solids that may put stress on the pipes. Secondly, steel pipes are resistant to corrosion, which is crucial when conveying sewage sludge that often contains corrosive elements. Corrosion-resistant steel pipes can ensure a longer lifespan and minimize the risk of leaks or damage. Additionally, steel pipes can be manufactured in various sizes and diameters, allowing for flexibility in designing sewage systems to meet specific requirements. However, it is important to note that proper maintenance and regular cleaning should be carried out to prevent the buildup of sludge and maintain the efficiency of the pipes.
- Q: Hot galvanized steel pipe for use?
- Hot galvanized pipe: in order to improve the corrosion resistance of steel pipe, galvanized steel pipe. Galvanized steel pipe hot galvanized and galvanized two kinds, hot galvanized, zinc coating thickness, zinc plating cost is low, the surface is not very smooth.The hot-dip galvanized pipe is an alloy layer that causes molten metal to react with the iron matrix, thus combining the substrate with the two coating. Hot dip galvanizing is the first steel pickling, in order to remove iron, steel pipe surface after pickling, cleaning by ammonium chloride or zinc chloride solution or ammonium chloride and zinc chloride aqueous solution tank, and then into the hot dip tank. Hot galvanizing has the advantages of uniform coating, strong adhesion, long service life and so on. A complex physical and chemical reaction is formed between the steel tube matrix and the molten plating solution to form a corrosion resistant structure with a tight zinc - iron alloy layer. The alloy layer is integrated with the pure zinc layer and the steel pipe matrix. Therefore, it has strong corrosion resistance.
- Q: How can galvanized steel pipe be connected with stainless steel pipe?
- Attention should be paid to the zinc coating at the side of the groove before welding. It is OK to brush silver powder after welding. There is a lot of information about the welding of carbon steel and stainless steel. Just check it online.
- Q: How are steel pipes protected against microbial corrosion?
- Steel pipes are protected against microbial corrosion through various methods, such as applying protective coatings or linings on the pipes' inner and outer surfaces. These coatings act as a barrier, preventing the contact of microorganisms with the steel surface, thereby reducing the risk of microbial corrosion. Additionally, biocides and inhibitors can be added to the pipe's contents or injected into the pipeline to inhibit the growth and activity of microbes, further protecting the steel pipes from microbial corrosion.
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Square rectangular tube for building structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 20000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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