Hot Rolled Seamless Steel Pipe With Great Price Made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 3000 m.t./month
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Item specifice
Hot Rolled Seamless Steel Pipe With Great Price Made in China
1.Structure of Seamless Steel Pipe :
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable.
2.Main Features of the Seamless Steel Pipe :
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
• High manufacturing accuracy
• High strength
• Small inertia resistance
3.Seamless Steel 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. Application of Seamless Steel Pipe :
Seamless stainless pipe is used for applications that require internal pressure within the pipe such as process equipment, water treatment and marine applications. Welded pipe is used for structural applications that are exposed to corrosive environments such as marine and external applications. These include handrails, poles and support piping.
5.FAQ of Seamless Steel Pipe :
A.How 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.
B.How 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.
C. Why 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 !
6. Company Information:
Since 2004, the trading volume of CNBM International has been doubled in 5 successive years owing to the support of superior corporations and effort of all staff. Meanwhile, we have established strategic partnerships with hundreds of domestic manufacturers and sound business relations with clients from over 120 countries. Currently, we have wholly-owned overseas subsidiaries and branches in 5 countries with a view to realize localization, which also represents an essential progress in our globalization target.In line with the business, CNBM International launched E-business platform Okorder.com.Our goal is to transform CNBM International into the global leading brand in building materials industry within 3 to 5 years through innovation and reform, by strengthening the overall management of supply chain, developing and cultivating both domestic and overseas market, improving the procedure and information system, enhancing the ability to organize resources and to provide value-added services under a professional team and a learning organization.
7.Seamless Steel Pipe Images：
- Q:What are the common methods for inspecting the integrity of steel pipes?
- To inspect the integrity of steel pipes, various methods are employed. These methods play a vital role in identifying any faults or weaknesses in the pipes that could jeopardize their structural soundness and potentially result in failures or leaks. 1. Visual Inspection: This method involves a visual examination of the external surface of the steel pipe by an inspector. The purpose is to spot any signs of damage, such as corrosion, cracks, or deformities. Although it is a quick and cost-effective approach, it may not be sufficient to detect internal defects. 2. Ultrasonic Testing (UT): UT is a non-destructive testing method that utilizes high-frequency sound waves to identify flaws in steel pipes. A transducer emits ultrasonic waves into the pipe, and any waves that bounce back are analyzed to detect defects like cracks or voids. UT is effective for inspecting both the internal and external aspects of the pipe and can provide precise measurements of defect size and location. 3. Magnetic Particle Inspection (MPI): MPI is primarily employed to detect surface or nearby surface defects in ferromagnetic materials like steel. Magnetic particles are applied to the pipe's surface, and if there is a defect, these particles will gather around it, creating a visible indication. MPI is particularly useful in identifying cracks and other discontinuities that may not be easily visible to the naked eye. 4. Radiographic Testing (RT): RT involves the use of X-rays or gamma rays to examine the internal structure of steel pipes. These rays pass through the material, and an image is recorded on a radiographic film or a digital detector. This method is effective in detecting internal defects such as cracks, voids, or inclusions. However, it necessitates proper safety measures due to the use of radiation. 5. Eddy Current Testing (ECT): ECT is a non-destructive testing method that relies on electromagnetic induction to assess the integrity of steel pipes. An alternating current is passed through a probe, generating an electromagnetic field. Any alterations in the material's electrical conductivity or magnetic permeability caused by defects are detected by the probe, providing information about the pipe's condition. These represent some of the commonly used techniques for inspecting the integrity of steel pipes. Each method possesses its own advantages and limitations, and the choice of inspection method depends on factors such as the type of defect to be identified, access to the pipe, and budgetary considerations. Regular inspection and maintenance using these methods are crucial to ensure the secure and dependable operation of steel pipe systems.
- Q:How are steel pipes protected against microbial corrosion?
- Various methods are employed to safeguard steel pipes against microbial corrosion. One widely used technique entails applying coatings onto the surface of the pipes. These coatings act as a shield, effectively blocking the entry of microbes and their corrosive byproducts into the steel, thereby safeguarding it from degradation. Coatings like epoxy, polyethylene, and fusion bonded epoxy are frequently utilized to bestow this protection. Another method involves the use of corrosion inhibitors. These inhibitors are added to the fluid that flows through the pipes in order to impede microbial growth and prevent corrosion. They can be either organic or inorganic compounds that function by either eradicating the microbes or inhibiting their metabolic activity. Furthermore, ensuring proper maintenance and cleaning of the pipes is vital in preventing microbial corrosion. Regular inspections and cleaning routines aid in the elimination of any biofilms or microbial deposits that may have formed on the pipe's surface. This significantly reduces the likelihood of microbial corrosion and prolongs the lifespan of the pipes. In certain cases, cathodic protection may also be employed. This method entails utilizing sacrificial anodes or impressed current systems to supply a protective electrical current to the pipe. This current helps prevent the formation of corrosive microorganisms and shields the steel from corrosion. In summary, a combination of coatings, corrosion inhibitors, regular maintenance, and cathodic protection techniques are employed to protect steel pipes from microbial corrosion. By utilizing these strategies, the longevity and integrity of the pipes are ensured, benefiting various industries such as oil and gas, water supply, and sewage systems.
- Q:How do you measure the thickness of steel pipes?
- There are several methods available for measuring the thickness of steel pipes, depending on the desired level of accuracy. One commonly utilized technique is ultrasonic measurement. This involves employing an ultrasonic thickness gauge, which emits high-frequency sound waves that travel through the walls of the pipe and reflect back to the gauge. By calculating the time it takes for the sound waves to travel and return, an accurate measurement of the thickness can be obtained. This method is non-destructive and can be applied to both ferrous and non-ferrous materials. Alternatively, calipers or micrometers can be used for measurement. This entails manually measuring the outer diameter (OD) and inner diameter (ID) of the pipe, and then subtracting the ID from the OD to determine the thickness. However, it should be noted that this method is less precise compared to ultrasonic measurement. In cases where extreme precision is not necessary, a simple tape measure or ruler can be employed to measure the outer diameter of the pipe. The thickness can then be estimated by referring to standard pipe thickness charts or tables. It is essential to emphasize the significance of accurately measuring the thickness of steel pipes in various applications, such as construction, manufacturing, and engineering. Consequently, it is advisable to utilize suitable measuring tools and techniques to ensure precise results.
- Q:The difference between carbon and welded steel tubes
- Quality solutionsThe carbon steels we usually refer to include carbon structural steels and carbon tool steelsThe common steel pipe is divided into two kinds: seamless steel pipe and welded steel pipe. The welded pipe of small size is straight welded, and the big size steel pipe is usually spiral welded
- Q:What are the different types of steel pipe couplings?
- There are several different types of steel pipe couplings available in the market, each designed to suit specific applications and requirements. Some of the most common types include: 1. Threaded Coupling: This type of coupling has threaded ends that allow for easy installation and removal. It is commonly used for low-pressure applications and can be used with both threaded and non-threaded pipes. 2. Compression Coupling: Compression couplings are designed to provide a secure and leak-proof connection between two pipes. They consist of two pieces that are tightened together using compression nuts or sleeves, creating a tight seal. 3. Slip-On Coupling: A slip-on coupling is a simple and easy-to-install option that slides onto the pipe ends and is secured in place using welding or bolting. It is commonly used for joining pipes with plain ends and is suitable for both high and low-pressure applications. 4. Grooved Coupling: Grooved couplings have a groove on both pipe ends, which allows them to be connected using a rubber gasket and coupling housing. This type of coupling provides a reliable and flexible connection that can compensate for minor misalignments and vibrations. 5. Flanged Coupling: Flanged couplings consist of two flanges that are bolted together, sandwiching a gasket between them. This type of coupling is commonly used for high-pressure applications and is known for its strength and reliability. 6. Welded Coupling: Welded couplings are permanently joined to the pipe ends using a welding process. This type of coupling provides a strong and durable connection that is resistant to leaks and vibrations. These are just a few examples of the different types of steel pipe couplings available. The choice of coupling depends on factors such as the type of pipe, application requirements, and the desired level of strength and flexibility. It is important to select the appropriate coupling to ensure a secure and reliable connection between pipes.
- Q:What's the material of Q325 steel pipe?
- Plain carbon structural steelIt's a kind of steel material. Q stands for the yield of this material, and the latter 325 means the yield value of this material, at around 325. And the yield value will decrease as the thickness of the material increases.
- Q:What are the different coatings applied to steel pipes?
- There are several different coatings that can be applied to steel pipes to enhance their corrosion resistance and durability. Some common coatings include epoxy coatings, polyethylene coatings, zinc coatings (galvanization), and polyurethane coatings. Each coating has its own specific benefits and is chosen based on the intended application and environmental conditions.
- Q:What does "spiral welded steel pipe" DN325*10 mean?
- Labeling is wrong: it should be said for 325*10, the diameter of pipe wall thickness of 10, 325;For example, the nominal diameter shall be: DN300.
- Q:Can steel pipes be used for conveying potable water?
- Yes, steel pipes can be used for conveying potable water. However, there are some considerations and precautions that need to be taken into account. Steel pipes are strong and durable, making them suitable for transporting water over long distances. They are also resistant to corrosion and can withstand high pressure. To ensure the safety and quality of the water being transported, it is important to use pipes that are specifically designed and manufactured for potable water applications. These pipes are often coated or lined with materials that prevent the leaching of contaminants into the water, such as epoxy or cement mortar lining. Additionally, regular maintenance and inspections should be conducted to prevent the buildup of sediments or rust that could affect the water quality. It is worth noting that steel pipes can be more expensive compared to other materials like plastic or copper. However, their longevity and reliability make them a cost-effective choice in the long run. It is also important to comply with local regulations and standards regarding the use of steel pipes for conveying potable water to ensure the health and safety of consumers.
- Q:What are the different types of steel pipe coatings for marine applications?
- There are several types of steel pipe coatings commonly used for marine applications, including epoxy coatings, polyurethane coatings, and fusion bonded epoxy (FBE) coatings. These coatings are designed to protect the steel pipe from corrosion and provide resistance to marine environments. Epoxy coatings are known for their excellent adhesion and chemical resistance, while polyurethane coatings offer enhanced abrasion resistance. FBE coatings are highly durable and provide excellent corrosion protection. The choice of coating depends on the specific requirements of the marine application and the level of protection needed.
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Hot Rolled Seamless Steel Pipe With Great Price Made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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