Stainless Seamless Steel Pipes With High Quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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1、Structure of Seamless Pipe :
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell and it is regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
2、Main Features of the Seamless Pipe :
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
3、Seamless Pipe 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 |
4、Packaging & Delivery of Seamless Pipe
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Seamless Pipe:
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?
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?
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 !
6、Seamless Pipe ASTM A106/53 Images：
- Q: Can stainless steel pipes be used for air conditioning systems?
- Yes, stainless steel pipes can be used for air conditioning systems. Stainless steel is a durable and corrosion-resistant material, making it suitable for various applications, including air conditioning systems. Stainless steel pipes offer excellent resistance to oxidation and rust, ensuring longevity and preventing leaks. Additionally, stainless steel pipes can withstand high temperatures and pressure, making them ideal for use in air conditioning systems.
- Q: How do you test the quality of stainless steel pipes?
- To test the quality of stainless steel pipes, several methods can be used. 1. Visual Inspection: The first step is to visually inspect the pipes for any visible defects such as cracks, dents, or surface irregularities. This can be done by simply observing the pipes closely and checking for any abnormalities. 2. Dimensional Inspection: The dimensions of the stainless steel pipes should meet the specified requirements. This involves measuring the outer diameter, inner diameter, wall thickness, and length of the pipes using calibrated measuring instruments such as calipers or micrometers. 3. Chemical Composition Analysis: Stainless steel pipes should have a specific chemical composition to ensure corrosion resistance and durability. This can be determined by conducting a chemical composition analysis, which involves using techniques like spectroscopy or wet chemical analysis to check the presence and percentage of different elements in the steel. 4. Mechanical Properties Testing: Mechanical properties such as tensile strength, yield strength, and elongation are crucial indicators of the quality of stainless steel pipes. These properties can be tested through various methods including tensile testing, hardness testing, impact testing, or bending testing. These tests are performed according to relevant industry standards to ensure the pipes meet the required mechanical specifications. 5. Non-destructive Testing: Non-destructive testing methods like ultrasonic testing, X-ray inspection, or electromagnetic testing can be employed to detect any hidden defects or inconsistencies within the stainless steel pipes without causing any damage. These tests are useful in identifying flaws such as cracks, voids, or inclusions that may compromise the quality and performance of the pipes. 6. Corrosion Resistance Testing: Stainless steel pipes are known for their excellent corrosion resistance. To verify their resistance to corrosion, various tests like salt spray testing or exposure to harsh environments can be conducted. These tests simulate real-life conditions to evaluate the pipes' ability to resist corrosion and ensure their long-term durability. It is important to note that the specific testing methods and standards may vary depending on the industry or application requirements. Therefore, it is essential to refer to relevant standards and specifications while conducting quality tests on stainless steel pipes.
- Q: Can stainless steel pipes be insulated with polytetrafluoroethylene?
- Yes, stainless steel pipes can be insulated with polytetrafluoroethylene (PTFE). PTFE is a high-performance polymer known for its excellent thermal and chemical resistance. It can withstand a wide temperature range (-200°C to +260°C) and is highly resistant to corrosion and chemical attack. These properties make PTFE a suitable material for insulating stainless steel pipes in various industrial applications. When used as insulation for stainless steel pipes, PTFE can provide thermal insulation to prevent heat loss or gain. It helps maintain the desired temperature of the fluid flowing through the pipes, which is crucial in applications where temperature control is essential, such as in chemical processing plants or food processing facilities. PTFE insulation also acts as a barrier against condensation, preventing moisture build-up on the pipe's surface. Furthermore, PTFE's low friction coefficient makes it easier for liquids to flow through the pipes, reducing pressure drop and improving overall system efficiency. It also has excellent electrical insulation properties, which can be advantageous in applications where electrical conductivity needs to be avoided. Overall, PTFE is a reliable and effective insulation material for stainless steel pipes, providing thermal, chemical, and electrical insulation properties, as well as corrosion resistance.
- Q: Can stainless steel pipes be inspected for defects?
- Yes, stainless steel pipes can be inspected for defects. There are various methods and techniques available for inspecting stainless steel pipes to identify any defects or flaws. One commonly used method is visual inspection, where trained inspectors visually examine the external surface of the pipes to detect any visible defects such as cracks, corrosion, or dents. In addition to visual inspection, non-destructive testing (NDT) methods can also be employed to inspect stainless steel pipes. NDT techniques such as ultrasonic testing, radiographic testing, magnetic particle testing, and dye penetrant testing can be used to identify internal defects like cracks, weld flaws, or any other discontinuities that may compromise the integrity of the pipe. These inspection methods help ensure that stainless steel pipes meet the required quality standards and specifications. By identifying defects early on, appropriate measures can be taken to rectify or replace the flawed pipes, thus ensuring safe and reliable performance in various applications such as plumbing, oil and gas pipelines, and industrial processes.
- Q: Can stainless steel pipes be bent or shaped easily?
- Yes, stainless steel pipes can be bent or shaped easily with the appropriate tools and techniques.
- Q: How can the inner walls of stainless steel tubes be polished?
- After polishing, because the surface oxide layer received damage, it is best to use acid solution surface passivation treatment, otherwise it is easy to rust.
- Q: What are the different types of stainless steel pipe end connections?
- There are several different types of stainless steel pipe end connections, including threaded connections, socket weld connections, butt weld connections, flanged connections, and compression connections.
- Q: In stainless steel tubes, why are there some SS in the back and some standard L, such as 316L and 316SS? What's the difference?
- 316: corresponding to China's brand 0Cr17Ni12Mo2316L: corresponding to Chinese brand 00Cr17Ni14Mo2316L steel is a low C series of 316 steel grades. It has better corrosion resistance except for the same characteristics as 316 steel.
- Q: How do you pressure test stainless steel pipes?
- To pressure test stainless steel pipes, you can use various methods, such as hydrostatic testing or pneumatic testing. Hydrostatic testing involves filling the pipes with water or another suitable liquid and pressurizing them to a specified level using a pump. The pressure is then maintained for a designated period to check for any leaks or failures. Pneumatic testing, on the other hand, involves using compressed air or gas to pressurize the pipes and conducting similar leak detection procedures. It is crucial to follow industry standards, guidelines, and safety measures while performing these tests to ensure the integrity and reliability of the stainless steel pipes.
- Q: Are stainless steel pipes suitable for underground water supply?
- Indeed, stainless steel pipes are a fitting choice for underground water supply. With its exceptional resistance to corrosion and rust, stainless steel proves to be an optimal material for underground usage, where pipes may confront moisture, soil, and other corrosive substances. Notably, stainless steel pipes exhibit durability, longevity, and possess a remarkable tensile strength, enabling them to endure the pressure and strain of underground installations. Furthermore, stainless steel pipes maintain hygiene and do not release detrimental chemicals or pollutants into the water supply. All in all, stainless steel pipes present a dependable and secure alternative for underground water supply systems.
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Stainless Seamless Steel Pipes With High Quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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