Spiral steel tube q235b spiral steel tube
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 34 m.t
- Supply Capability:
- 23556 m.t/month
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Item specifice
Standard:
AISI,ASTM
Technique:
ERW,Saw
Shape:
Round
Surface Treatment:
Oiled,PVDF Coated
Steel Grade:
Q235B,400 Series,10#,A53(A,B)
Certification:
SGS,API
Thickness:
10
Length:
12
Outer Diameter:
920
Net Weight:
2301
The spiral pipe welding process is also the difference between SSAW and LSAW, which is the form of welding seam. The difference between SAW and ERW is the difference of welding process. According to the production method, steel pipe can be divided into two categories: seamless steel pipe and welded steel pipe. According to the production method, seamless steel pipe can be divided into: hot rolled seamless pipe, cold drawn pipe, precision steel pipe, hot expansion pipe, cold spinning pipe and extrusion pipe. Seamless steel tubes are made of high quality carbon steel or alloy steel.Commonly used standards of the spiral steel pipe can be divided into: SY/T5037-2008 (solid, also known as the common fluid conveying pipe with spiral seam submerged arc welding steel pipe), GB/T9711.1-2008 (national standard, also known as oil and gas industry conveying pipe delivery technical conditions in the first part: grade A steel pipe (GB/T9711.2 strict grade B steel pipe)), API 5 l (American petroleum institute, also known as the pipeline steel pipe; Two grades: PSL1 and PSL2), SY/ t5040-2008 (spiral welded steel pipe for pile)
Large diameter welded pipe is mostly spiral welding.
The commonly used helical pipe materials for structural reinforcement are as follows: Q235A, Q235B, Q345, L245, L290, X42, X52, X60, X70, X80, 0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb.
The reinforced spiral pipe used for structure is mainly used in water engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction. Liquid transport: water supply, drainage, sewage treatment engineering, mud transport, Marine water transport. For gas transmission: gas, steam, LPG. For structure: piling pipe and bridge; Wharf, road, building structure pipe, Marine piling pipe, etc
- Q:Are steel pipes suitable for food processing facilities?
- Yes, steel pipes are suitable for food processing facilities. Steel pipes are widely used in the food processing industry due to their numerous benefits. Firstly, steel pipes are highly durable and can withstand high temperatures, pressures, and corrosive substances often used in food processing. This ensures the pipes will not degrade or contaminate the food products. Additionally, steel pipes are easy to clean and maintain, making them ideal for maintaining high levels of hygiene required in food processing facilities. Steel pipes also have excellent resistance to bacteria growth, further ensuring the safety and quality of the food being processed. Furthermore, steel pipes are cost-effective and have a long lifespan, making them a reliable and economical choice for food processing facilities. Overall, steel pipes are a suitable and preferred option for food processing facilities due to their durability, cleanliness, and resistance to contamination.
- Q:What is the minimum temperature that steel pipes can handle?
- The minimum temperature that steel pipes can handle depends on the specific grade and composition of the steel. Generally, steel pipes can handle extremely low temperatures without experiencing any significant issues. In fact, many types of steel are specifically designed to withstand extremely cold temperatures, making them suitable for various applications in industries such as oil and gas, construction, and cryogenics. However, it is important to note that at extremely low temperatures, steel may become more brittle, which can affect its mechanical properties. Therefore, it is essential to carefully select the appropriate grade of steel and consider any specific requirements or limitations for the intended application when determining the minimum temperature that steel pipes can handle.
- Q:What is the difference between steel pipe and concrete pipe?
- Steel pipe and concrete pipe are commonly used for various applications, but they have significant differences in material composition and properties. To begin with, the primary distinction lies in the materials utilized to manufacture these pipes. Steel pipes consist of steel, an alloy of iron and carbon. Conversely, concrete pipes are composed of a mixture of cement, aggregate (such as sand or gravel), and water. Additionally, steel pipes are renowned for their strength and durability. They can withstand high pressure, making them suitable for transporting fluids or gases under high pressure. Steel pipes also possess high resistance to corrosion, which is advantageous in environments exposed to moisture or chemicals. In contrast, concrete pipes are not as sturdy as steel pipes and are more prone to cracking or damage under high pressure. Nevertheless, they can still handle moderate pressure loads and are often employed in drainage systems or sewage applications. Another noteworthy difference is the installation process. Steel pipes are typically joined together through welding techniques like butt welding or socket welding, creating a seamless and robust connection between the pipes. Conversely, concrete pipes are often installed using rubber or gasketed joints, which are simpler to assemble and disassemble. Cost is another factor where steel and concrete pipes diverge. Steel pipes tend to be more expensive due to the higher cost of steel as a raw material and the additional labor required for welding and fabrication. On the other hand, concrete pipes are generally more cost-effective as the materials used in their production are more readily available and the installation process is simpler. In summary, the main disparities between steel pipes and concrete pipes revolve around their material composition, strength, resistance to corrosion, installation process, and cost. Steel pipes offer superior strength and durability, making them suitable for high-pressure applications and environments prone to corrosion. Concrete pipes, while not as robust, are cost-effective and commonly used in drainage systems or sewage applications.
- Q:Fastener type steel pipe scaffold steel pipe wall thickness
- According to the "construction of fastener type steel pipe scaffold safety technical specifications JGJ130-2011" stipulates that the specification of steel pipe should be Phi 48.3 * 3.6, that is, wall thickness is 3.6mm. The standards in Shanghai are in line with national standards and 3.25mm can be used.Shelf tubes commonly used specifications, sizes are generally 48.3x3.0, 48.3x3.25, 48.3x3.5.
- Q:Can steel pipes be used for underground sewage systems?
- Yes, steel pipes can be used for underground sewage systems. Steel pipes have high strength and durability, making them suitable for carrying sewage and withstanding the pressure and environmental conditions underground. Additionally, steel pipes have excellent corrosion resistance properties, which is crucial for sewage systems that are exposed to moisture and various chemicals.
- Q:D108*4 what does "D108" mean by seamless steel tubes? What does "*4" mean?
- D108: refers to the outer diameter of 108mm;4: refers to the wall thickness of 4mm.
- Q:What are the factors to consider when designing a steel pipe system?
- When designing a steel pipe system, several factors need to be considered to ensure its functionality, durability, and efficiency. These factors include: 1. Pressure and temperature requirements: Determining the maximum pressure and temperature that the steel pipe system will be exposed to is crucial. This information is essential for selecting the appropriate pipe material, thickness, and jointing method to withstand the system's operating conditions. 2. Pipe material: Choosing the right material for the steel pipe system is important. Factors such as corrosion resistance, strength, and cost should be considered. Common materials for steel pipes include carbon steel, stainless steel, and alloy steel. 3. Pipe size and thickness: Calculating the adequate pipe size and wall thickness is essential to ensure the required flow rate and pressure drop within the system. The pipe size affects the system's efficiency and must be chosen based on the anticipated flow rates and pressure losses. 4. Support and anchoring: Proper support and anchoring are critical to prevent sagging, movement, and stress on the steel pipe system. The design should consider the weight of the pipes, the fluid being transported, and any external forces that may act on the system. 5. Expansion and contraction: Steel pipes expand and contract with temperature variations, causing stress on the system. Expansion joints or loops should be incorporated to allow for thermal growth and contraction, preventing damage and distortion. 6. Fluid compatibility: Understanding the properties of the fluid being transported, such as corrosiveness, viscosity, and potential for sedimentation or scaling, is important in selecting the appropriate pipe material and protective coatings or linings. 7. Accessibility and maintenance: Consideration should be given to the accessibility of the system for installation, inspection, and maintenance purposes. Proper access points, valves, and fittings should be included in the design to allow for easy maintenance and repairs. 8. Environmental factors: The steel pipe system may be exposed to various environmental conditions, such as extreme temperatures, humidity, or corrosive substances. These factors should be considered when selecting the pipe material, protective coatings, and insulation. 9. Regulatory compliance: Compliance with applicable industry standards, codes, and regulations is essential. The design should adhere to safety guidelines and applicable building codes to ensure the pipe system's integrity and longevity. 10. Cost consideration: Finally, the overall cost of the steel pipe system, including material, installation, maintenance, and energy consumption, should be taken into account. Balancing cost-effectiveness with performance requirements is crucial in achieving an efficient and economical design. By considering these factors, engineers and designers can create a steel pipe system that is suitable for its intended purpose, ensuring its longevity, reliability, and safety.
- Q:What is the thermal conductivity of steel pipes?
- The thermal conductivity of steel pipes can vary depending on the specific type of steel used and its composition. However, on average, the thermal conductivity of steel pipes is around 50-60 watts per meter-kelvin (W/mK). This means that steel pipes are relatively good conductors of heat, allowing for efficient transfer of thermal energy. The high thermal conductivity of steel pipes makes them suitable for various applications, including heating systems, industrial processes, and infrastructure projects where heat transfer is essential.
- Q:What are the common problems or issues faced with steel pipes?
- Some common problems or issues faced with steel pipes include corrosion, leaks, blockages, and wear and tear. Corrosion can occur due to exposure to moisture or chemicals, leading to rust and weakening of the pipe. Leaks can arise from faulty connections or cracks in the pipe, resulting in water or gas leakage. Blockages can occur due to the accumulation of debris or mineral deposits, hindering the flow of fluids. Over time, steel pipes can also experience wear and tear, leading to erosion or cracks, which may require repair or replacement.
- Q:20# seamless steel pipe and seamless steel pipe 20G what is the difference?
- 20G seamless steel tube is a high-pressure boiler tube. In addition to carbon content, 20G seamless steel tubes also have some trace elements that are more suitable for use as boiler pressure vessels. In addition, 20G also focuses on its physical performance. Such as bending, impact and tensile properties. 0G seamless steel tube is a kind of steel strip with hollow section and without seams. A steel pipe having a hollow cross section, used as a conduit for conveying fluids, such as pipelines for transporting petroleum, natural gas, gas, water, and certain solid materials.
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Spiral steel tube q235b spiral steel tube
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 34 m.t
- Supply Capability:
- 23556 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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