Seamless Steel Pipe with High Quality and International Trader

Seamless Steel Pipe with High Quality and International Trader System 1

Seamless Steel Pipe with High Quality and International Trader

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 50 m.t.

Supply Capability:: 20000000 m.t./month

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1.Structure of Seamless Steel Pipe with High Quality and International Trader Description:

A large amount of Seamless Steel Pipes is offered to the clients at cost effective rates. These pipes are extremely durable, resistant to corrosion and have high tensile strength. Our pipes are used in nuclear plants, power plants, refineries and construction industry across the country. Furthermore, we are capable of providing these seamless pipes to the clients in bulk quantity.

2.Main Features of Seamless Steel Pipe with High Quality and International Trader:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

•Reasonable price

3.Packaging & Delivery：

Packaging Details:	Seaworthy packages, bundles wrapped with strong steel strip
Delivery Detail:	15-30 days after received 30% TT

‍‍4.Seamless Steel Pipe with High Quality and International Trader Specification：‍‍

Standard:	GB, DIN, ASTM，ASME, ASTM A106-2006, ASTM A53-2007
Grade:	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

5.Product pictures

Seamless Steel Pipe with High Quality and Factory Price

6.FAQ of Seamless Steel Pipe with High Quality and International Trader:

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 !

Q: How do you calculate the pipe flow velocity coefficient for steel pipes?: The pipe flow velocity coefficient for steel pipes can be calculated using the Manning's equation. Manning's equation is used to calculate the flow velocity in open channels and pipes, and it takes into account the hydraulic radius, slope, and roughness coefficient of the pipe. To calculate the pipe flow velocity coefficient for steel pipes, follow these steps: 1. Determine the hydraulic radius (R) of the steel pipe. The hydraulic radius is calculated by dividing the cross-sectional area of the pipe (A) by the wetted perimeter (P). The formula is R = A/P. 2. Find the slope (S) of the pipe. The slope represents the change in elevation divided by the length of the pipe. It is usually given as a ratio or a percentage. 3. Determine the roughness coefficient (n) of the steel pipe. The roughness coefficient represents the internal roughness of the pipe and can be obtained from literature or pipe manufacturer specifications. It is commonly given in terms of the Manning's roughness coefficient. 4. Substitute the values of hydraulic radius (R), slope (S), and roughness coefficient (n) into the Manning's equation: V = (1/n) * R^(2/3) * S^(1/2) where V is the flow velocity. 5. Solve the equation for V to calculate the pipe flow velocity coefficient for steel pipes. It is important to note that the calculated velocity coefficient may vary based on the specific pipe dimensions, flow conditions, and other factors. Therefore, it is recommended to consult relevant engineering standards or consult with a hydraulic engineer to ensure accurate and reliable calculations for specific applications.

Q: Can steel pipes be used for steam applications?: Yes, steel pipes can be used for steam applications. Steel is a widely used material in steam systems due to its high strength, durability, and resistance to high temperatures and pressure. It is commonly used in industries such as power generation, refineries, and petrochemical plants for carrying and distributing steam. However, it is important to ensure that the steel pipes are properly designed, installed, and maintained to withstand the specific conditions and requirements of steam applications.

Q: How do you determine the pipe schedule for steel pipes?: The pipe schedule for steel pipes is determined based on several factors including the pressure rating, wall thickness, and outer diameter of the pipe. The pipe schedule is a standardized system used to classify the thickness of pipe walls, and it helps ensure compatibility and safety in various applications. To determine the pipe schedule for steel pipes, you need to consider the maximum pressure the pipe will be subjected to. This is usually expressed in pounds per square inch (psi) or bars. The pressure rating of a pipe indicates the maximum pressure it can withstand without failure or leakage. The higher the pressure rating, the thicker the pipe walls need to be. The wall thickness of the pipe is another important factor in determining the pipe schedule. It is typically expressed in inches or millimeters. The wall thickness is directly related to the pressure rating, as thicker walls can handle higher pressures. The American National Standards Institute (ANSI) provides a set of standard wall thicknesses for steel pipes known as the "pipe schedule." The outer diameter of the pipe is also considered when determining the pipe schedule. The outer diameter can vary depending on the specific application and requirements. It is important to choose a pipe with the appropriate outer diameter to ensure proper fit and compatibility with fittings, valves, and other components. In summary, the pipe schedule for steel pipes is determined by considering the maximum pressure, wall thickness, and outer diameter. By matching these factors with the appropriate pipe schedule, you can ensure that the steel pipe will be suitable for its intended use and capable of withstanding the required pressure.

Q: Outside diameter 60, thickness 3.5 seamless steel tube, how many kilograms per meter?: Outside diameter 60mm, thickness 3.5mm seamless steel tube per metre weight: 4.88 kg. When calculating the theoretical weight (Kg/m) per metre of steel tube, the theoretical weight meter of the steel tube can be checked directly, and the formula formula can also be used.

Q: What does "DN25 PN16" mean?: The welded steel pipe can be divided into thin-wall steel tube, ordinary steel pipe and thickened steel tube according to the thickness. Its nominal diameter is neither external diameter nor internal diameter, but a nominal size similar to the diameter of the ordinary steel pipe. Each nominal diameter corresponds to an outer diameter, and the inner diameter varies with the thickness. Nominal diameter can be expressed in metric mm, also available in English in. With nominal diameter pipeline accessories, meaning with tube. "DN25" means the inner diameter of the steel pipe is 25MM.

Q: Can steel pipes be used for transporting slurry?: Yes, steel pipes can be used for transporting slurry. Steel pipes are commonly used in various industries, including mining, construction, and oil and gas, for transporting different types of fluids, including slurry. Slurry is a mixture of solid particles suspended in a liquid, usually water, and steel pipes have the required strength and durability to handle the abrasive nature of slurry. Additionally, steel pipes have excellent resistance to corrosion, which is crucial when dealing with slurry that may contain corrosive elements. The smooth inner surface of steel pipes also helps to minimize friction and ensure efficient flow of the slurry. Overall, steel pipes are a reliable and commonly used choice for transporting slurry due to their strength, durability, corrosion resistance, and smooth inner surface.

Q: What are the common standards for steel pipe manufacturing?: Steel pipe manufacturing is regulated by various common standards that guarantee the excellence and uniformity of the products. One of the most renowned standards is the American Society for Testing and Materials (ASTM) standard, which encompasses diverse specifications for different kinds of steel pipes. These specifications encompass dimensions, mechanical properties, and testing prerequisites. Another widespread standard is the American National Standards Institute (ANSI) standard, which establishes directives for the manufacturing procedure, material requirements, and performance attributes of steel pipes. ANSI standards are commonly employed in industrial applications and construction undertakings. Furthermore, international standards such as the International Organization for Standardization (ISO) standard exist, providing guidelines for the design, production, and testing of steel pipes. The ISO standard ensures that steel pipes align with global quality and safety standards. Moreover, specific industries may have their own standards for steel pipe manufacturing. For instance, the American Petroleum Institute (API) has devised standards exclusively for oil and gas industry applications. These standards, like API 5L, outline requirements for the manufacturing, testing, and inspection of steel pipes employed in the transportation of oil and gas. Ultimately, these common standards for steel pipe manufacturing play a vital role in guaranteeing the quality, dependability, and safety of the products. They establish a standardized framework that manufacturers can adhere to, enabling customers to have confidence in the performance and durability of the steel pipes they acquire.

Q: What are the environmental impacts of using steel pipes?: The environmental impacts of using steel pipes include the extraction and processing of raw materials, such as iron ore and coal, which contribute to deforestation, habitat destruction, and greenhouse gas emissions. The manufacturing process also generates significant amounts of waste, including slag and emissions from steel production. The transportation and installation of steel pipes contribute to carbon emissions, while their corrosion and maintenance may result in the release of toxic substances into the environment. Proper waste management and implementing sustainable practices can help mitigate some of these impacts.

Q: What are the different surface finishes available for steel pipes?: There are several different surface finishes available for steel pipes, including mill finish, hot-dip galvanized, black oxide, epoxy coating, and powder coating.

Q: What are the different types of steel pipe nipples?: Various applications commonly use several types of steel pipe nipples, including seamless, welded, threaded, and grooved. 1. For high-pressure or critical applications, seamless steel pipe nipples are preferred due to their superior strength and reliability. They are manufactured from a solid piece of steel without any seams or joints. Depending on the specific requirements, seamless nipples can be either threaded or plain-ended. 2. Welded steel pipe nipples, on the other hand, are made by joining multiple pieces of steel through welding. They are commonly used in non-critical applications that do not involve high pressure. Welded nipples are available in both threaded and plain-ended options. 3. Threaded steel pipe nipples have external threads at one or both ends, making it easy to connect them to other threaded fittings or pipes. They are commonly used in plumbing, water supply systems, and other applications where a secure and leak-free connection is crucial. Threaded nipples come in various lengths and diameters to accommodate different requirements. 4. Grooved steel pipe nipples feature a groove or indentation around their circumference, allowing for easy installation using grooved couplings. They are commonly used in fire protection systems, HVAC systems, and other applications where quick and efficient installation is necessary. Grooved nipples are available in various sizes and configurations to suit different piping systems. To summarize, there are different types of steel pipe nipples, including seamless, welded, threaded, and grooved. Each type has its own advantages and is suitable for specific applications. It is essential to consider the project's specific requirements and conditions before selecting the appropriate type of steel pipe nipple.

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