astm a106 gr.b sch40/sch80/sch120/schxxs steel tube & seamless pipe for structure/construction
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 5000 m.t./month
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Specifications
seamless steel pipe
1.Standard :ISO 2531,EN 545,EN598,GB13295,ASTM C151
2.Size:DN80-DN1200
Hot Rolled Steel Structure Seamless Pipe
Detail specification:
1,The executable standard: GB/T8162-1999,GB/T8163-1999,GB/3087-1999, ASTM A106,ASTM A53,ASTM A335,API SPEC 5L,API SPEC 5CT,DIN17175,DIN17100
2, Material : 45 #, 10 # - Q345B (16 mn) and alloy material, A, B steel grade, X42 - X70, K55, J55 and N80, L80, C90, C95, P110, Q125
3, outside diameter : φ5mm-824mm
4, wall thickness: 0.8-60mm
5, Length: 4m-12m or as customer's requirement
6, product package: Spray painting; Oil painting; Anti-corrosion insulation; Groove or even mouth; The pipe protection
- Q:Are steel pipes affected by UV rays?
- Yes, steel pipes can be affected by UV rays. Exposure to UV rays can cause the steel to degrade and corrode over time. Therefore, it is important to protect steel pipes from direct sunlight and UV radiation to prolong their lifespan and maintain their structural integrity.
- Q:How are steel pipes coated to prevent internal corrosion?
- Steel pipes are coated to prevent internal corrosion through a process called internal coating. This involves applying a protective layer of epoxy or polyethylene coating on the inner surface of the pipes. This coating acts as a barrier between the steel surface and the fluid being transported, preventing the corrosive elements from coming into direct contact with the steel and reducing the risk of internal corrosion.
- Q:Is the seamless steel pipe used in the market hot or cold drawn?
- Seamless pipe hot rolling, cold rolling, cold drawn three kinds. Among them, the amount of hot rolling, the largest quantity, the price is relatively cheap. Precision, roughness, mechanical properties, cold drawn and cold rolled are better. Of course, the specific use of your requirements, not expensive
- 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 designed to withstand high pressure and are often used for penstocks, which are large vertical pipes that deliver water to the turbines at a controlled rate. The durability and strength of steel pipes make them ideal for withstanding the force of the flowing water and ensuring a reliable water supply for power generation.
- Q:What is the difference between steel pipes and cast iron soil pipes?
- Steel pipes and cast iron soil pipes differ in their composition and characteristics. Steel pipes are made of an alloy of iron and carbon, providing them with high strength and durability. They are commonly used for transporting fluids and gases, and are resistant to corrosion. On the other hand, cast iron soil pipes are made from molten iron that is poured into molds. They are primarily used for drainage and sewage systems due to their excellent soundproofing properties. Cast iron soil pipes are more resistant to fire and have a longer lifespan compared to steel pipes. Additionally, cast iron soil pipes are typically heavier and thicker than steel pipes, making them more suitable for underground installations. However, steel pipes are lighter and easier to handle, making them a preferred choice for above-ground applications. Ultimately, the choice between steel pipes and cast iron soil pipes depends on the specific requirements of the project, such as the intended use, location, and budget.
- Q:What are the different methods of joining steel pipes for high-pressure applications?
- There are several methods of joining steel pipes for high-pressure applications. These include butt welding, socket welding, threaded connections, and flanged connections. Butt welding involves joining the ends of two pipes by heating them and then pressing them together to create a strong and seamless connection. Socket welding involves inserting one pipe into the socket of another and then welding them together. Threaded connections involve screwing together two pipes using threaded fittings. Flanged connections involve using flanges to connect two pipes by bolting them together with gaskets to ensure a tight and leak-free joint. Each method has its own advantages and is chosen based on the specific requirements of the high-pressure application.
- Q:How are steel pipes insulated for thermal efficiency?
- Steel pipes are insulated for thermal efficiency by adding a layer of insulation material around them. This insulation helps to reduce heat transfer through the pipes, preventing energy loss and maintaining the desired temperature.
- Q:What are the common problems or issues faced with steel pipes?
- Common problems or issues faced with steel pipes include corrosion, leakage, cracking, and scaling. Corrosion can occur due to exposure to moisture, chemicals, or environmental factors, leading to reduced structural integrity and potential leaks. Leakage can result from faulty welds, damaged seals, or pipe degradation. Cracking can occur due to excessive stress, temperature fluctuations, or manufacturing defects, compromising the pipe's strength. Scaling or buildup of mineral deposits can also restrict flow and affect performance. Regular inspection, maintenance, and proper coating or lining can help mitigate these issues.
- Q:Is there any difference between thermal expansion seamless steel pipe and seamless steel pipe?
- Seamless tubes are generally produced on continuous tube mills, also known as automatic rolling mills. The round steel is cut into the required length, centering on the end face of the pipe blank and then sent to the heating furnace to punch on the piercer. At the same time, the hole rotates and advances continuously. Under the action of the roller and the plug, the inner cavity of the pipe blank is gradually formed, and the cavity is called the capillary. Sent to the automatic tube rolling mill on rolling. Finally, the thickness of the whole machine is the same, and the diameter of the sizing machine is determined to meet the specifications.
- Q:Can steel pipes be used for conveying solid materials?
- Yes, steel pipes can be used for conveying solid materials. Steel pipes are known for their high strength and durability, making them suitable for transporting solid materials such as ores, grains, or construction materials. They are commonly used in industries such as mining, agriculture, and construction for this purpose.
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astm a106 gr.b sch40/sch80/sch120/schxxs steel tube & seamless pipe for structure/construction
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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