Seamless Stainless Steel Tube Seamless Steel Pipe
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- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 kg
- Supply Capability:
- 12000 kg/month
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1、Structure of Seamless Pipe ASTM A106/53:
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
Application
carbon seamless steel pipes are widely used in gas, water and oil, transpotation;constructions;Bridge,highway,windows of model steel door; building materials;fences;heating facilities Fluid Pipe;conduit pipe,scaffolding pipe.etc.
Payment Terms: L/C D/A D/P T/T
Packing and shipment
Packaged in bundles,as per customers' requirements, it can also bepackagesd as beveled ends, typed marking, black painting, plastic caps protection,woven bags packing
For 20" container the max length is 5.8m; For 40" container the max length is 12m. other options are available based on customer requests. Please discuss when placing orders.
2、Main Features of the Seamless Pipe ASTM A106/53:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Seamless Pipe ASTM A106/53 Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 8 - 33 mm |
Section Shape | Round |
Outer Diameter | 133 - 219 mm |
Place of Origin | Shandong, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | Cold Drawn |
Certification | API |
Surface Treatment | factory state or painted black |
Special Pipe | API Pipe |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 21.3-610mm |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Seamless Pipe ASTM A106/53:
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.
6、Seamless Pipe ASTM A106/53 Images：
- Q: How are stainless steel pipes manufactured?
- The production of stainless steel pipes involves a complex and careful procedure comprising several stages of fabrication and shaping. Initially, high-quality stainless steel sheets or coils are chosen and thoroughly examined for any flaws or imperfections. Subsequently, these sheets are cut into the desired dimensions. Once the sheets are cut, they are fed into a forming machine where they are rolled into the shape of a cylindrical tube. This rolling process, known as cold rolling, establishes the initial form and thickness of the pipe. The rolled sheets are then welded together using either high-frequency induction welding or submerged arc welding techniques, both of which guarantee robust and long-lasting weld joints. After the welding process, the pipe undergoes a series of finishing treatments to enhance its visual appearance and physical characteristics. Initially, excess weld material is removed using a trimming machine to achieve a smooth and uniform surface along the entire length of the pipe. Next, the pipe is subjected to an annealing heat treatment, which relieves internal stresses and improves the mechanical properties of the pipe. Additionally, annealing enhances the stainless steel's resistance to corrosion. Subsequent to annealing, the pipe may undergo additional processes such as pickling and passivation. Pickling involves submerging the pipe in an acid solution to eliminate surface impurities and oxides. Conversely, passivation involves treating the pipe with a chemical solution to create a protective oxide layer on the surface, thereby improving its resistance to corrosion. Once the finishing treatments are completed, the pipes are cut to the desired length and subjected to a final inspection to ensure quality assurance. This inspection includes checking dimensions, surface finish, weld integrity, and overall appearance. In conclusion, the production of stainless steel pipes entails a meticulous process involving cutting, forming, welding, finishing treatments, and quality control measures. This meticulous approach guarantees that the pipes meet the required standards and exhibit superior properties such as strength, durability, and resistance to corrosion.
- Q: What is the difference between duplex and super duplex stainless steel pipes?
- Duplex and super duplex stainless steel pipes are both variations of stainless steel that offer enhanced corrosion resistance and superior strength compared to traditional stainless steel pipes. However, there are some key differences between the two. Duplex stainless steel pipes are made up of a mixture of austenite and ferrite phases, with around equal amounts of each. This balanced composition provides excellent resistance to stress corrosion cracking, pitting, and crevice corrosion. Duplex stainless steel pipes have a higher strength compared to austenitic stainless steels, making them suitable for applications that require higher mechanical strength. On the other hand, super duplex stainless steel pipes have an even higher content of alloying elements such as chromium, molybdenum, and nitrogen. This results in a microstructure with a higher proportion of ferrite phase, further enhancing the material's corrosion resistance and strength. Super duplex stainless steel pipes are particularly resistant to chlorides, making them ideal for applications exposed to aggressive environments such as seawater, chemical processing, and oil and gas industries. In terms of mechanical properties, super duplex stainless steel pipes typically have a higher tensile strength and yield strength compared to duplex stainless steel pipes. This increased strength allows super duplex stainless steel pipes to withstand higher pressures and temperatures. Both duplex and super duplex stainless steel pipes offer excellent corrosion resistance, but the super duplex variant provides superior resistance to a wider range of corrosive environments. However, it is important to note that super duplex stainless steel pipes are more expensive than duplex stainless steel pipes due to their higher alloy content. Ultimately, the choice between duplex and super duplex stainless steel pipes depends on the specific application requirements, such as the severity of the corrosive environment, mechanical strength needed, and budget considerations.
- Q: How do stainless steel pipes compare to carbon steel pipes?
- Stainless steel pipes and carbon steel pipes are both widely used in various industries and applications, but they differ in terms of their composition, strength, durability, and corrosion resistance. One of the key differences between stainless steel pipes and carbon steel pipes lies in their composition. Stainless steel pipes are made from an alloy of iron with a minimum of 10.5% chromium content, which provides excellent corrosion resistance. On the other hand, carbon steel pipes are primarily made from iron and carbon, with lower amounts of other elements. In terms of strength, carbon steel pipes are generally stronger and more rigid than stainless steel pipes. This characteristic makes carbon steel pipes suitable for applications that require high pressure or heavy load-bearing capacity. Stainless steel pipes, although not as strong as carbon steel pipes, still possess good strength and are suitable for various applications where corrosion resistance is a priority. When it comes to corrosion resistance, stainless steel pipes outperform carbon steel pipes. The chromium content in stainless steel forms a protective layer on the surface, known as the passive film, which prevents corrosion and rusting. This makes stainless steel pipes ideal for applications in corrosive environments, such as chemical processing, marine, and offshore industries. Carbon steel pipes, on the other hand, are more prone to corrosion and require additional protective coatings or treatments to enhance their resistance to corrosion. Durability is another important factor to consider when comparing stainless steel pipes to carbon steel pipes. Stainless steel pipes are known for their long lifespan and resistance to wear and tear, making them a cost-effective choice in the long run. Carbon steel pipes, while durable, may require more maintenance and regular inspections to prevent corrosion and degradation. In conclusion, stainless steel pipes offer superior corrosion resistance, making them more suitable for applications in corrosive environments. Carbon steel pipes, on the other hand, are stronger and more rigid, making them suitable for high-pressure applications. The choice between stainless steel and carbon steel pipes ultimately depends on the specific requirements of the application, including the level of corrosion resistance, strength, and durability needed.
- Q: Is stainless steel flexible enough for plumbing applications?
- Indeed, stainless steel proves itself to be sufficiently flexible for plumbing purposes. Renowned for their robustness and sturdiness, stainless steel pipes and fittings also possess a certain level of adaptability. This adaptability facilitates effortless installation in a wide range of plumbing systems, even those with intricate designs or confined spaces. Stainless steel pipes can be manipulated and molded without compromising their structural integrity, rendering them suitable for both residential and commercial plumbing ventures. Furthermore, stainless steel exhibits remarkable resistance to corrosion, a vital quality in plumbing scenarios where exposure to water and other corrosive substances is common. Overall, the combination of strength, durability, and flexibility that stainless steel offers makes it an excellent option for plumbing applications.
- Q: How do you calculate the required support spacing for stainless steel pipes?
- Several factors must be taken into account when calculating the necessary support spacing for stainless steel pipes. These factors encompass the pipe diameter, the weight of the material, the system's temperature, the fluid flowing through the pipe, and the desired safety factor. The initial step involves determining the pipe diameter. This can be achieved by direct measurement or by calculating it using the pipe's schedule and nominal size. Once the diameter is known, the weight of the stainless steel pipe per unit length can be determined using the density of stainless steel. Afterwards, the temperature of the system in which the pipe will operate must be considered. Stainless steel pipes can expand and contract with temperature changes, and this thermal expansion must be taken into account when determining support spacing. The thermal expansion coefficient of stainless steel can be utilized to calculate the expected expansion across the temperature range. The fluid flowing through the pipe should also be taken into consideration. If the fluid is corrosive or possesses high velocity or pressure, additional supports may be necessary to prevent excessive vibration or stress on the pipe. Finally, the desired safety factor must be incorporated. This factor represents the additional support spacing required to ensure the integrity and stability of the pipe system. Common safety factors typically range from 1.5 to 3, depending on the specific application and industry standards. Once all these factors are known, various industry standards and guidelines can be employed to calculate the required support spacing for stainless steel pipes. These standards provide formulas and tables that consider the aforementioned factors, enabling engineers and designers to determine the appropriate distance between pipe supports. It is important to note that qualified professionals with knowledge of industry standards and local regulations should perform these calculations to ensure the safe and efficient operation of the stainless steel pipe system.
- Q: What is the difference between ERW and EFW stainless steel pipes?
- ERW (Electric Resistance Welded) stainless steel pipes are manufactured by rolling a flat steel into a cylindrical shape and then welding the edges together using electric resistance heat. On the other hand, EFW (Electric Fusion Welded) stainless steel pipes are produced by melting the edges of two steel plates or strips and then welding them together using an electric current. The main difference between ERW and EFW stainless steel pipes lies in the welding process, with ERW pipes having a smoother internal surface due to the absence of filler material, while EFW pipes have a slightly thicker weld seam. Additionally, EFW pipes are generally used for larger diameters and thicker walls, whereas ERW pipes are commonly used for smaller diameters and thinner walls.
- Q: What is the average weight of a stainless steel pipe?
- The weight of a stainless steel pipe can differ based on its size, wall thickness, and length. Various dimensions and grades are accessible for stainless steel pipes, which can impact their weight. However, in general, stainless steel pipes are typically heavier compared to pipes made from alternative materials due to the density of stainless steel. The weight of a stainless steel pipe can range from a few kilograms to several hundred kilograms per meter, depending on the factors mentioned earlier. To accurately determine the exact weight of a stainless steel pipe for a specific application, it is crucial to refer to the product specifications or consult a supplier.
- Q: Can stainless steel pipes be used for air pollution control systems?
- Air pollution control systems can utilize stainless steel pipes because they possess several advantageous properties. Firstly, stainless steel is a remarkably sturdy and corrosion-resistant material. Consequently, it is well-suited for managing harsh environments and corrosive gases that are frequently present in air pollution control systems. Moreover, stainless steel pipes offer the benefit of being capable of enduring high temperatures, which allows for their utilization in scenarios where thermal resistance is necessary. Furthermore, stainless steel is renowned for its hygienic characteristics, rendering it an excellent selection for industries that necessitate clean and sterile air handling. Ultimately, due to their robustness, durability, resistance to corrosion, and ability to withstand high temperatures, stainless steel pipes are widely favored and dependable for air pollution control systems.
- 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: What is the difference between 304J8 and 316J8 stainless steel pipes?
- The primary distinction between stainless steel pipes of 304J8 and 316J8 lies in their composition and particular characteristics. 304J8 stainless steel, a widely utilized grade, is renowned for its exceptional resistance to corrosion, particularly in acidic and chloride environments. It boasts a higher chromium content (approximately 18-20%) and nickel content (around 8-10.5%), which contribute to its durability and resistance to corrosion. This grade finds suitability in various applications such as food processing, chemical industries, and architectural structures. On the contrary, 316J8 stainless steel represents an upgraded version of 304J8, featuring additional alloying elements. It possesses a higher chromium content (around 16-18%), nickel content (approximately 10-14%), and molybdenum content (around 2-3%). The introduction of molybdenum enhances its resistance against pitting and crevice corrosion, making it especially appropriate for marine environments or areas exposed to high chloride levels. As a result, 316J8 stainless steel pipes are commonly employed in seawater applications, chemical processing plants, and coastal structures. To summarize, the primary distinction between 304J8 and 316J8 stainless steel pipes is the inclusion of molybdenum in the latter, which imparts superior resistance to pitting and chloride corrosion. While both grades offer excellent corrosion resistance, the choice between them depends on the specific environment and application requirements.
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Seamless Stainless Steel Tube Seamless Steel Pipe
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 kg
- Supply Capability:
- 12000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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