Seamless Stainless Steel Tubes Steel Pipe manufacturer
- Ref Price:
-
- 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:Can stainless steel pipes be used for architectural purposes?
- Stainless steel pipes are indeed capable of being utilized for architectural purposes. The architectural applications of stainless steel are facilitated by several properties it possesses. Firstly, its resistance to corrosion is incredibly high, a crucial factor for structures that are exposed to the elements. Moreover, the sleek and modern appearance of stainless steel pipes can impart an aesthetic touch to architectural designs. In addition to this, stainless steel is a formidable and long-lasting material that provides structural integrity and longevity to buildings. Its versatility allows it to be incorporated into a variety of architectural elements, including handrails, balustrades, staircases, and structural supports. All in all, due to their combination of corrosion resistance, aesthetic appeal, and strength, stainless steel pipes are a widely favored choice for architectural purposes.
- Q:What are the advantages of using stainless steel pipes in the oil and gas industry?
- Using stainless steel pipes in the oil and gas industry offers several advantages. Firstly, their corrosion resistance makes them ideal for transporting oil and gas, as they can withstand extreme temperatures, harsh chemicals, and corrosive environments without the need for costly repairs or replacements. Secondly, stainless steel pipes have high tensile strength, allowing them to handle heavy loads and high-pressure environments, making them suitable for long-distance transportation. Additionally, their non-porous and smooth surface prevents bacterial growth and contamination, ensuring the purity and quality of the transported fluids. Furthermore, stainless steel pipes can withstand high temperatures without deformation or degradation, making them suitable for the extraction, refining, and transportation processes. Their flexibility allows for easy customization and installation, reducing the need for additional connectors or fittings. Moreover, stainless steel pipes have a long lifespan and require minimal maintenance, reducing downtime and costs in the industry. Lastly, stainless steel is highly recyclable, making it an environmentally friendly choice. In conclusion, the numerous advantages of using stainless steel pipes make them a reliable and efficient option for transporting oil and gas, ensuring the safety and integrity of the operations.
- Q:What is passivation in stainless steel pipes?
- Enhancing the corrosion resistance of stainless steel pipes is achieved through the process of passivation. Despite its excellent resistance to corrosion, stainless steel can still be prone to localized corrosion in specific conditions. To prevent this, passivation is employed to eliminate any free iron or iron oxide particles from the surface of the stainless steel pipes. The passivation process involves thorough cleaning of the stainless steel pipes to eliminate any contaminants or impurities present on the surface. This can be accomplished using various techniques such as chemical or mechanical cleaning. Once the pipes are cleaned, they undergo treatment with a passivating agent, usually a solution containing nitric acid. The passivating agent functions by dissolving any iron or iron oxide particles on the surface of the stainless steel pipes. This prompts the formation of a protective oxide layer, serving as a barrier against corrosion. This oxide layer is typically thin, transparent, and capable of self-repair, providing long-lasting protection against corrosion. Passivation holds significant importance in the manufacturing of stainless steel pipes as it ensures the highest level of corrosion resistance. It is particularly crucial in industries where the pipes are exposed to harsh environments or corrosive substances, such as chemical processing plants, oil and gas refineries, or marine applications. In summary, passivation plays a critical role in maintaining the durability and performance of stainless steel pipes by improving their corrosion resistance and safeguarding them against localized corrosion.
- Q:Are stainless steel pipes suitable for extreme temperatures?
- Yes, stainless steel pipes are suitable for extreme temperatures. Stainless steel is known for its excellent heat resistance properties, making it a popular choice for applications that involve high temperatures. Stainless steel pipes can withstand both extremely high and low temperatures, making them suitable for a wide range of industries such as oil and gas, chemical processing, power generation, and aerospace. The high chromium and nickel content in stainless steel alloys contribute to their ability to resist corrosion and oxidation, allowing them to maintain their structural integrity even under extreme temperature conditions. Additionally, stainless steel pipes have low thermal expansion and contraction rates, ensuring that they can withstand thermal cycling without significant distortion or damage. Overall, stainless steel pipes are a reliable and durable option for handling extreme temperatures.
- Q:How do you prevent galling in stainless steel pipes?
- Stainless steel pipes often encounter a frustrating problem called galling, or cold welding. If not dealt with properly, this issue can cause damage and even failure. Fortunately, there are several steps that can be taken to prevent galling in stainless steel pipes: 1. Lubrication is key. By applying a suitable lubricant to the threaded connections, the risk of galling can be significantly reduced. Lubricants create a barrier between the mating surfaces, minimizing friction and preventing the metal-to-metal contact that leads to galling. It's important to use a lubricant specifically designed for stainless steel to ensure compatibility and effectiveness. 2. Proper pipe installation is crucial. Over-tightening the connections can increase the risk of galling, so it's important to avoid this. Following the torque specifications recommended by the manufacturer and using a calibrated torque wrench can ensure proper installation without putting excessive stress on the threads. 3. Avoiding the use of dissimilar metals in the joint is important when connecting stainless steel pipes. If dissimilar metals come into contact, galvanic corrosion can occur, leading to galling. However, if it's necessary to use dissimilar metals, isolating gaskets or other insulating materials can be employed to prevent direct contact between the metals. 4. Maintaining a smooth surface finish on the threads can help minimize the risk of galling. Rough or damaged threads can create areas of high friction, increasing the likelihood of galling. Thoroughly inspecting and cleaning the threads before installation can help identify any imperfections that need to be addressed. 5. Material selection is crucial in preventing galling. Choosing the right grade of stainless steel is essential. Certain stainless steel alloys, such as 304 and 316, are more resistant to galling due to their higher nickel content. Consulting with a materials expert or referring to industry standards can help determine the most suitable stainless steel grade for a specific application. By implementing these preventive measures, the risk of galling in stainless steel pipes can be significantly reduced, ensuring the longevity and reliability of the piping system.
- Q:How do you calculate the flow velocity in stainless steel pipes?
- The flow velocity in stainless steel pipes can be calculated using the equation Q = A * V, where Q represents the flow rate, A is the cross-sectional area of the pipe, and V is the flow velocity. By rearranging the equation to solve for V, we can calculate the flow velocity as V = Q / A.
- Q:Can stainless steel pipes be coated with PTFE?
- Yes, stainless steel pipes can be coated with PTFE (polytetrafluoroethylene). PTFE is a highly non-reactive and stable material that is known for its excellent chemical resistance, low friction, and high temperature resistance. Coating stainless steel pipes with PTFE can provide several benefits, such as reducing friction, preventing corrosion, and enhancing chemical resistance. The PTFE coating creates a smooth, non-stick surface that helps to improve the flow of liquids and prevents the build-up of deposits on the pipe walls. This can be particularly useful in industries such as chemical processing, food and beverage, pharmaceuticals, and oil and gas, where the pipes are exposed to aggressive chemicals or high temperatures. Additionally, the PTFE coating can also provide electrical insulation properties, making it suitable for certain applications. Overall, coating stainless steel pipes with PTFE can enhance their performance and extend their lifespan in various industrial environments.
- Q:What is the difference between seamless and precision stainless steel pipes?
- Seamless and precision stainless steel pipes differ in their manufacturing process and performance characteristics. Seamless stainless steel pipes are produced through the extrusion or piercing process, where a solid cylindrical billet is heated, and then a piercing rod is used to create a hollow tube. This process ensures that there are no seams or welds in the pipe, resulting in a smooth and uniform surface. The absence of seams eliminates the risk of leakage or weak points, making seamless pipes highly reliable and suitable for various applications. On the other hand, precision stainless steel pipes are manufactured through the cold-drawn or cold-rolled process. In this method, a seamless pipe is further processed to achieve precise dimensions, tolerances, and surface finishes. The precision process enhances the mechanical properties of the pipe, such as its strength, hardness, and durability. Precision pipes are commonly used in industries where tight tolerances and superior surface quality are required, such as automotive, aerospace, and medical applications. In terms of performance, seamless stainless steel pipes offer excellent corrosion resistance, high temperature resistance, and good mechanical properties. They are often used in industries such as oil and gas, chemical processing, and power generation, where reliability and strength are crucial. Precision stainless steel pipes, on the other hand, are known for their dimensional accuracy, smooth surface finishes, and superior mechanical properties. They are commonly used in precision engineering, instrumentation, and high-performance applications. In summary, the main difference between seamless and precision stainless steel pipes lies in their manufacturing process and intended applications. Seamless pipes are produced without any seams, providing excellent reliability, while precision pipes are further processed to achieve precise dimensions and superior surface quality for specific industries and applications.
- Q:What is the difference between seamless and hot-rolled stainless steel pipes?
- Seamless and hot-rolled stainless steel pipes are commonly utilized in various industries due to their durability and resistance to corrosion. Nonetheless, there exist notable distinctions between the two. 1. Manufacturing process: Seamless stainless steel pipes are produced through a technique known as piercing, which involves heating a solid billet and piercing it to create a hollow tube. Conversely, hot-rolled stainless steel pipes are formed by heating a solid billet or slab and subsequently rolling it into the desired shape. 2. Appearance: The manufacturing process of seamless stainless steel pipes results in a smooth and uniform appearance. In contrast, hot-rolled stainless steel pipes possess a rough and scaly surface due to the rolling process. 3. Strength: Generally, seamless stainless steel pipes exhibit greater strength compared to their hot-rolled counterparts. This is attributed to the additional processes such as cold drawing or cold rolling that seamless pipes undergo, which enhance their strength. 4. Wall thickness: The manufacturing process of seamless stainless steel pipes allows for a more precise wall thickness. Conversely, hot-rolled stainless steel pipes may have variations in wall thickness due to the rolling process. 5. Cost: Hot-rolled stainless steel pipes are typically more cost-effective than seamless pipes. This is because the manufacturing process of hot-rolled pipes is simpler and requires less time and energy. 6. Availability: Hot-rolled stainless steel pipes are more readily accessible in the market compared to seamless pipes. This is due to the faster manufacturing process of hot-rolled pipes, which allows for quicker production and availability. In conclusion, while both seamless and hot-rolled stainless steel pipes offer exceptional corrosion resistance and durability, they differ in terms of manufacturing process, appearance, strength, wall thickness, cost, and availability. The choice between the two will depend on the specific requirements and preferences of the application or industry in which they will be utilized.
- Q:About stainless steel welding deformation
- In fact, the deformation of stainless steel and carbon steel caused little difference, but the deformation is greater than carbon steel, the treatment method is the same.(1) using smaller welding rod and smaller current.(2) correcting welding sequence;(3) before welding, clamp the weldment to avoid warping.(4) avoid excessive cooling or preheating of base metal.(5) the welding penetration is low.(6) reduce weld gap and reduce slotting degree.(7) pay attention to the welding size, not to make the welding bead too big.(8) pay attention to the fixed measures to prevent deformation.
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Seamless Stainless Steel Tubes Steel Pipe manufacturer
- 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
OKorder Financial Service
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