Boiler Heat Exchanger Stainless Steel Pipe 2507 ASTM A213

Boiler Heat Exchanger Stainless Steel Pipe 2507 ASTM A213 System 1

Boiler Heat Exchanger Stainless Steel Pipe 2507 ASTM A213

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Loading Port:: Ningbo

Payment Terms:: TT or LC

Min Order Qty:: 30 m.t.

Supply Capability:: 12000 m.t./month

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1、Structure of Boiler Heat Exchange stainless steel pipe 2507 ASTM A213 Description：

Boiler Heat Exchange stainless steel pipe is often used in the heating system. Heating system, or those stored energy (such as solar energy) in the form of heat, need to be built with the material that can withstand temperatures up to 550 degrees Celsius. High chromium molybdenum welded steel pipe can work in the extreme, which maintain as the ideal material for the construction of power station.‍‍‍‍‍‍

2、Main Features of Boiler Heat Exchange stainless steel pipe 2507 ASTM A213:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

•Reasonable price

3、Boiler Heat Exchange stainless steel pipe 2507 ASTM A213 Specification：

1)Commodity: heat exchanger pipe

2))Material: 304,316L,304L,316,321,310S,etc
3)Thickness:0.5-100mm
4)Length: 1-14m

4、FAQ of Boiler Heat Exchange stainless steel pipe 2507 ASTM A213：

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.

③Why 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.

Any question, pls feel free to contact us !

5、Boiler Heat Exchange stainless steel pipe 2507 ASTM A213 Images：

Boiler Heat Exchanger Stainless Steel Pipe 2507 ASTM A213

Q: How do you calculate the expansion and contraction of stainless steel pipes?: To calculate the expansion and contraction of stainless steel pipes, you need to consider the coefficient of thermal expansion (CTE) of the material and the change in temperature. The formula for calculating the thermal expansion or contraction of a stainless steel pipe is: ΔL = L * CTE * ΔT Where: ΔL is the change in length of the pipe L is the original length of the pipe CTE is the coefficient of thermal expansion of stainless steel ΔT is the change in temperature By plugging in the values for length, CTE, and temperature change into this formula, you can determine the expansion or contraction of the stainless steel pipe.

Q: Can stainless steel pipes be used in the water treatment industry?: Yes, stainless steel pipes can be used in the water treatment industry. Stainless steel is highly resistant to corrosion, making it suitable for use in environments where water is treated and processed. It is often used in various applications within the water treatment industry, including pipelines, pumps, valves, and tanks. Stainless steel pipes offer excellent strength and durability, ensuring long-lasting performance even in harsh conditions. Additionally, stainless steel is hygienic and easy to clean, making it ideal for applications where maintaining water purity is essential. Overall, stainless steel pipes are a reliable and cost-effective choice for the water treatment industry.

Q: What is the weight of a stainless steel pipe?: The weight of a stainless steel pipe can vary depending on its dimensions and thickness. Generally, it is determined by calculating the volume of the pipe and multiplying it by the density of stainless steel.

Q: What is the difference between seamless and submerged arc welded stainless steel pipes?: The manufacturing process and resulting characteristics of seamless and submerged arc welded stainless steel pipes differ significantly. Seamless pipes are created by piercing a solid cylindrical billet and rolling it to form a hollow tube. This process ensures a smooth and uniform pipe without any welded seams. As a result, seamless pipes are generally considered to be stronger and more resistant to pressure. Additionally, their appearance is aesthetically pleasing due to the absence of visible welds. On the other hand, submerged arc welded pipes are manufactured by welding a coiled plate or strip of stainless steel using a submerged arc welding process. This involves feeding the plate or strip through rollers while simultaneously welding the edges together with an electric arc submerged in a flux material. The use of this welding method allows for the production of large diameter pipes suitable for high-pressure applications. However, the welding process may leave visible weld seams on the pipe's surface, which can impact its appearance and necessitate additional finishing processes. In terms of characteristics, seamless pipes are known for their superior strength, corrosion resistance, and ability to withstand high pressure and temperature. These properties make them commonly used in industries like oil and gas, chemical, and petrochemical. On the other hand, submerged arc welded pipes are more cost-effective and typically employed in applications that require large diameter pipes, such as water transmission, structural support, and infrastructure projects. To summarize, the key differences between seamless and submerged arc welded stainless steel pipes lie in their manufacturing processes, resulting appearance, and specific applications. Seamless pipes are produced without any welded seams, offering higher strength and pressure resistance. On the other hand, submerged arc welded pipes are cost-effective and suitable for large diameter applications.

Q: What is the difference between seamless and seamless annealed stainless steel pipes?: The manufacturing process and resulting properties of seamless and seamless annealed stainless steel pipes are the main points of differentiation between them. Seamless stainless steel pipes are created by piercing a hot billet or solid bar, forming a seamless hollow cylindrical shape. This manufacturing method eliminates the need for welding or any other joints, resulting in a continuous and uniform pipe without any seams. Seamless pipes are highly regarded for their exceptional strength and ability to withstand high pressures, making them a suitable choice for various industries such as oil and gas, petrochemical, and construction. On the contrary, seamless annealed stainless steel pipes undergo an additional heat treatment process known as annealing. Annealing involves heating the pipe to a specific temperature, maintaining it at that temperature for a certain duration, and then gradually cooling it. This heat treatment helps relieve internal stresses, decrease hardness, enhance ductility, and improve the overall mechanical properties of the stainless steel pipe. Moreover, the annealing process fosters the development of a more homogeneous microstructure, further improving the corrosion resistance of the stainless steel. This characteristic makes seamless annealed stainless steel pipes particularly appropriate for industries that require excellent resistance to corrosion, such as chemical processing, pharmaceuticals, and the food and beverage sectors. To sum up, although both seamless and seamless annealed stainless steel pipes are produced without any seams, the latter's additional annealing process enhances its mechanical properties and corrosion resistance, making it more suitable for specific industries and applications.

Q: Can stainless steel pipes be sandblasted?: Yes, stainless steel pipes can be sandblasted. Sandblasting is a common method used to clean, smooth, or texture the surface of various materials, including stainless steel. It involves propelling fine particles or abrasive materials at high speeds to remove contaminants or create a desired finish. Sandblasting can effectively remove rust, scale, paint, or other coatings from stainless steel pipes, preparing them for further treatment, such as painting or coating. It is important to consider the type and size of abrasive material used during sandblasting to avoid damaging the stainless steel surface. Additionally, proper safety measures should be followed to protect workers from the hazards associated with sandblasting.

Q: How do you prevent contamination in stainless steel pipes?: In order to prevent contamination in stainless steel pipes, it is of utmost importance to adhere to several critical steps. First and foremost, it is imperative to regularly clean and maintain the pipes. This involves utilizing suitable cleaning agents and methods to eliminate any dirt, debris, or potential contaminants from the pipes. It is crucial to avoid the use of abrasive materials or harsh chemicals that have the potential to harm the surface of the stainless steel. Secondly, it is vital to guarantee the proper installation and sealing of the pipes. Any gaps or leaks in the connections can permit contaminants to enter the system. It is advisable to employ top-quality fittings and seals to ensure a secure and tight connection. Thirdly, the implementation of a comprehensive filtration system can be effective in preventing contamination. Filters have the capacity to eliminate impurities like sediments, particles, and other contaminants that might be present in the fluid or gas flowing through the pipes. It is important to regularly inspect and replace these filters in order to maintain their efficiency. Moreover, regular inspection and monitoring of the pipes are essential. This entails checking for signs of corrosion, rust, or any other damage that could compromise the integrity of the pipes. Addressing any arising issues promptly can prevent contamination and prolong the lifespan of the stainless steel pipes. Lastly, establishing and adhering to proper hygiene practices is crucial. This involves implementing procedures to minimize the introduction of contaminants during maintenance or repairs. It is also important to provide personnel with training on proper handling techniques and emphasize the significance of maintaining cleanliness and hygiene when working with stainless steel pipes. By following these preventive measures, it is possible to minimize the risk of contamination in stainless steel pipes, thereby ensuring the integrity and longevity of the system.

Q: What is the difference between 17-4 and 316 stainless steel pipes?: The composition and properties of 17-4 and 316 stainless steel pipes differ significantly. 17-4 stainless steel, also called SAE type 630, is a precipitation-hardening stainless steel with approximately 17% chromium and 4% nickel. It also contains small amounts of copper, niobium, and tantalum. These elements allow 17-4 stainless steel to undergo a heat treatment process called precipitation hardening, which enhances its strength and hardness. This makes it ideal for applications requiring high strength and good corrosion resistance, such as aerospace and defense industries. However, it may not have the best resistance to certain corrosive environments compared to other stainless steels. In contrast, 316 stainless steel is an austenitic stainless steel with around 16-18% chromium, 10-14% nickel, and 2-3% molybdenum. This composition offers excellent corrosion resistance, particularly in chloride-containing environments like marine or coastal areas. 316 stainless steel is also known for its weldability and formability, making it a popular choice in industries such as food processing, pharmaceuticals, and chemical processing. In conclusion, the primary discrepancy between 17-4 and 316 stainless steel pipes lies in their composition and properties. 17-4 stainless steel provides greater strength and hardness through precipitation hardening, whereas 316 stainless steel offers superior corrosion resistance, particularly in chloride-containing environments. The selection between the two depends on the specific requirements of the application, considering factors like strength, corrosion resistance, and more.

Q: What is the difference between 304J7 and 316J7 stainless steel pipes?: The main difference between 304J7 and 316J7 stainless steel pipes lies in their composition and properties. 304J7 stainless steel is part of the 304 series, which is a widely used stainless steel grade known for its excellent corrosion resistance and durability. It contains around 18-20% chromium and 8-10% nickel, which contribute to its corrosion resistance and make it suitable for various applications, including plumbing, food processing, and chemical industries. On the other hand, 316J7 stainless steel belongs to the 316 series, which is a higher grade of stainless steel compared to 304. It contains a higher amount of chromium (16-18%) and nickel (10-14%) as well as the addition of molybdenum (2-3%), which further enhances its corrosion resistance, especially against chlorides and other aggressive environments. This makes 316J7 stainless steel pipes ideal for applications such as marine environments, coastal areas, and chemical processing plants. In terms of mechanical properties, 316J7 stainless steel pipes generally have higher tensile strength and creep resistance compared to 304J7. This makes them more suitable for high-pressure and high-temperature applications. Furthermore, 316J7 stainless steel pipes are often considered more expensive than 304J7 due to their superior corrosion resistance and enhanced properties. However, the specific pricing may vary depending on market conditions and other factors. In summary, while both 304J7 and 316J7 stainless steel pipes offer good corrosion resistance, 316J7 is a higher grade with superior resistance to chlorides and aggressive environments. The choice between the two will depend on the specific application requirements, budget, and environmental factors.

Q: Can stainless steel pipes be used in harsh environments?: Yes, stainless steel pipes can be used in harsh environments. Stainless steel is highly resistant to corrosion, making it an ideal choice for environments that are exposed to harsh conditions such as high temperatures, chemicals, and moisture. It is commonly used in industries such as oil and gas, chemical processing, marine, and wastewater treatment, where the pipes are subjected to extreme conditions and need to withstand corrosion and erosion. Additionally, stainless steel pipes have excellent strength and durability, making them suitable for environments with high pressure or mechanical stress. Overall, stainless steel pipes are a reliable and long-lasting option for use in harsh environments.

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