Square Steel Pipe from Okorder in China with High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 1111 m.t./month
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1. Structure of Square Steel Pipe Description:
The square Steel pipes are used in structural projects, shelves, racks, trailers and in ornamental purpose. The framework made by square steel tubes, is used for providing support to the roof. This framework is also used as roof top ventilation baffles. With compare to round steel pipes, square steel pipes are little more efficient. The reason is that the square column is more efficient than the solid circular column.
2. Main Features of the Square Steel Pipe:
·Prompt delivery
·Time-saving
·High quality
·Competitive price
3. Square Steel Pipe Images：
4、Square Steel Pipe Specification：
| Standard | JIS,GB,DIN,ASTM JIS G3466, GB/T 3094-2000, DIN EN 10216-1-2004, ASTM A513-2007 |
| Grade | Cr-Mo alloy, 16Mn, A53-A369, Q195-Q345 30CrMo, 16Mn, A106(B,C), Q235, Q345, Q195, Q215 |
| Thickness | 0.5 - 30 mm |
| Outer Diameter | 10x10---600x600 |
| Technique | Cold Drawn |
| Application | Structure Pipe |
| Certification | ISO9001 |
| Surface Treatment | Galvanized |
Cold rolled square pipe:
1) Size: different sizes according to customers' requirement
2) Grade: many different kinds of materials.
3) Standard: GB50205-2001, JIS, ASTM and EN
4) Detailed requirement please feel free to contact
5)Specification:GB6728,DIN,JIS,ASTM-A500
6).Grade:Q195,Q235,Q345,ST37-2,ST52-3,SS400,SS355
- 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: Can steel pipes be used for underground sewer systems?
- Yes, steel pipes can be used for underground sewer systems. Steel pipes are known for their durability, strength, and resistance to corrosion, making them a suitable choice for underground applications such as sewer systems. However, it is important to consider factors like soil conditions, potential for corrosion, and local regulations before selecting steel pipes for an underground sewer system.
- Q: What are the factors that affect the pressure rating of steel pipes?
- There are several factors that can affect the pressure rating of steel pipes. These include the material and grade of the steel used, the wall thickness of the pipe, the diameter of the pipe, the temperature at which the pipe will be operating, and the type of fluid or gas being transported through the pipe. Additionally, factors such as corrosion, external loads, and installation methods can also impact the pressure rating of steel pipes.
- Q: What are the different types of steel pipe coatings for marine applications?
- There are several types of steel pipe coatings used for marine applications, including fusion-bonded epoxy (FBE) coatings, three-layer polyethylene (3LPE) coatings, three-layer polypropylene (3LPP) coatings, and concrete weight coatings (CWC). These coatings provide protection against corrosion, abrasion, and other environmental factors, ensuring the longevity and durability of the steel pipes in marine environments.
- Q: Can steel pipes be used for underground fuel pipelines?
- Yes, steel pipes can be used for underground fuel pipelines. Steel pipes are commonly used for various types of pipelines due to their durability, strength, and resistance to corrosion. When it comes to underground fuel pipelines, steel pipes are a popular choice due to their ability to withstand high pressure and temperature fluctuations. Additionally, steel pipes provide excellent protection against external elements, such as soil movement or chemical reactions, ensuring the safety and integrity of the fuel transportation system. Proper insulation and coating can further enhance the corrosion resistance of steel pipes, making them a reliable option for underground fuel pipelines.
- Q: How are steel pipes installed underground?
- Steel pipes are installed underground through a process called trenching, where a trench is dug to the desired depth and length. The steel pipes are then placed in the trench and secured using various techniques such as welding or threading. The trench is then backfilled, ensuring proper compaction around the pipes to provide stability and prevent movement.
- Q: What is the difference between seamless steel pipe and welded pipe?
- Such as hydraulic equipment pipeline connection. The weld seam of common steel pipe is its weak link, and the quality of weld is the main factor that affects its overall performance. People who have lived in the north have experienced the experience of freezing pipes and pipes in winter, and the places where they burst are usually welds. Welded pipe is not seamless steel pipe.
- Q: How do you calculate the flow rate of water in steel pipes?
- To calculate the flow rate of water in steel pipes, you need to know the pipe diameter, length, and the pressure difference between the inlet and outlet. By using the Darcy-Weisbach equation or other relevant hydraulic formulas, you can determine the flow rate based on these parameters.
- 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: What is the buckling type thin-wall steel pipe? What is a tight set of thin-walled steel tubes? What's the difference between the two?
- The nut body and the junction box are connected at one end by adopting metric fine tooth thread, and the pipe is connected with the pipe, and one end is the same as the straight pipe joint (direct). Withhold the box joint points inside and outside teeth two. The diameter of straight pipe joint is divided into 16mm, 20mm, 25mm, 32mm, 40mm, 50mm.
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Square Steel Pipe from Okorder in China with High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 1111 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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