Round Section Varnished Coated Seamless Carbon Steel Pipe For Oil&Gas Use
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 5000 m.t./month
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Specification
Structure :
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.
Main Features :
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
FAQ :
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 !
Product image:
Company Information:
CNBM International Corporation (CNBM International) is the most important trading platform of CNBM Group Corporation, a state-owned company under the direct supervision of State-owned Assets Supervision and Administration Commission of the State Council.
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.
- Q: Are steel tubes and round steel in weight or length when purchased?
- A large amount of words is calculated by weight, less is usually calculated. According to the length between the length and quality of a material is usually a scaling. Steel belongs to the section, with the length of valuation, according to the classification of wall thickness and diameter; round steel belongs to building materials, mostly for the amount of weighing per ton of valuation, a small amount of more than according to the length multiplied by the conversion ratio of weight to that theory. But the latter is the valuation of tons of steel products between the uneven thickness, with uniform proportion will produce larger price difference, so the general price of different manufacturers are not the same, mostly depends on the quality, to a certain extent is to balance the diameter difference.
- Q: What is the difference between steel pipes and copper-nickel pipes?
- Steel pipes and copper-nickel pipes differ in material composition and properties. Steel pipes are primarily made from iron and carbon, which provide strength and durability. They are suitable for various applications, including plumbing, construction, and industrial purposes. On the other hand, copper-nickel pipes are composed of a combination of copper and nickel, which offer excellent corrosion resistance and thermal conductivity. These pipes are often used in marine environments, desalination plants, and offshore oil and gas industries due to their ability to withstand saltwater corrosion. Overall, the main distinction lies in their composition and specific applications based on their unique properties.
- Q: How are steel pipes used in the automotive exhaust system?
- Steel pipes are used in the automotive exhaust system to transport and direct the flow of exhaust gases from the engine to the rear of the vehicle. These pipes are durable, heat-resistant, and corrosion-resistant, making them suitable for withstanding the high temperatures and harsh conditions of the exhaust system. Additionally, they help reduce noise and emissions by providing a pathway for the gases to exit the vehicle efficiently.
- Q: What are the common fittings and accessories used with steel pipes?
- There are several common fittings and accessories used with steel pipes in various applications. These fittings and accessories are essential for connecting, redirecting, controlling, and supporting the flow of fluids or gases through the pipe system. One of the most commonly used fittings is the steel pipe elbow, which allows for a change in direction of the pipe. Elbows are available in different angles, such as 45 degrees or 90 degrees, to accommodate specific piping needs. They are used to prevent sharp bends that could cause flow restrictions or pressure drops. Another common fitting is the steel pipe tee, which has three openings in the shape of a "T". Tees are used to create branch connections to redirect the flow of fluids or gases into multiple directions simultaneously. Steel pipe reducers are fittings used to connect pipes of different sizes. They come in two types, concentric reducers and eccentric reducers. Concentric reducers have a symmetrical design and allow for a smooth transition between pipes of different diameters. Eccentric reducers, on the other hand, have an offset design and are used when there is a need to align pipes at different levels. Couplings are fittings used to join two pipes together. They come in different types, such as threaded or socket weld couplings, and provide a secure and leak-proof connection between pipes. Flanges are another common accessory used with steel pipes. They are flat, round plates with holes in the center that allow for the connection of pipes, valves, or other equipment. Flanges are typically used in applications that require easy access for inspection, cleaning, or maintenance. Other common fittings and accessories include steel pipe caps, which are used to seal the ends of pipes, and steel pipe nipples, which are short lengths of pipe used to extend or connect two fittings. It is important to note that the selection of fittings and accessories for steel pipes depends on the specific application, such as the type of fluid or gas being transported, the pressure and temperature requirements, and the overall system design. Consulting with a professional or referring to industry standards is recommended to ensure the correct fittings and accessories are chosen for a particular steel pipe system.
- Q: How are steel pipes used in hydroelectric power plants?
- Steel pipes are used in hydroelectric power plants to facilitate the transportation of water from the reservoir to the turbines. These pipes are essential for maintaining a steady flow of water, which is crucial for generating electricity through the rotation of turbines. Additionally, steel pipes are employed in the construction of penstocks, which are large pipes directing water towards the turbines, ensuring efficient energy production in hydroelectric power plants.
- Q: What is the weight and strength of steel pipes?
- Steel pipes can vary in weight and strength depending on their dimensions and the specific grade of steel used. The weight of steel pipes is typically measured in pounds per foot or kilograms per meter. The strength of steel pipes is commonly measured in terms of its yield strength and ultimate tensile strength. The weight of steel pipes can range from a few pounds per foot for smaller sizes to several hundred pounds per foot for larger diameters and thicker walls. The weight is influenced by factors such as the pipe's outer diameter, wall thickness, and length. For example, a 1-inch diameter steel pipe with a wall thickness of 0.125 inches may weigh around 0.67 pounds per foot, while a 12-inch diameter steel pipe with a wall thickness of 0.5 inches can weigh around 142 pounds per foot. The strength of steel pipes is determined by the grade of steel used, which can vary depending on the application and specific requirements. Common grades of steel used for pipes include ASTM A53 for general-purpose applications, ASTM A106 for high-temperature service, and API 5L for oil and gas transportation. These grades have different yield strengths and ultimate tensile strengths. Yield strength refers to the amount of stress a steel pipe can withstand before it begins to deform plastically. It is usually measured in pounds per square inch (psi) or megapascals (MPa). For example, ASTM A53 Grade B steel pipe has a minimum yield strength of 35,000 psi (240 MPa), while API 5L Grade X65 steel pipe has a minimum yield strength of 65,000 psi (448 MPa). Ultimate tensile strength, on the other hand, is the maximum stress a steel pipe can withstand before it fractures. It is also measured in psi or MPa. For instance, ASTM A106 Grade B steel pipe has an ultimate tensile strength of 60,000 psi (415 MPa), whereas API 5L Grade X65 steel pipe has an ultimate tensile strength of 77,000 psi (531 MPa). In summary, the weight and strength of steel pipes can vary depending on their dimensions and the grade of steel used. The weight is influenced by factors such as the pipe's diameter, wall thickness, and length, while the strength is determined by the steel's yield strength and ultimate tensile strength.
- Q: What are the industries that commonly use steel pipes?
- Some of the industries that commonly use steel pipes include oil and gas, construction, manufacturing, automotive, infrastructure, water treatment, and plumbing.
- Q: What is the fatigue strength of steel pipes?
- The ability of steel pipes to withstand repeated cyclic loading without failing is referred to as their fatigue strength. This characteristic is of utmost importance for pipes that experience dynamic or fluctuating loads, such as those used in the oil and gas industry, transportation infrastructure, or industrial applications. Several factors can affect the fatigue strength of steel pipes, including the grade of steel, dimensions of the pipe, manufacturing process, surface conditions, and environmental factors. Generally, steel pipes with higher tensile strength and toughness exhibit better resistance to fatigue. Fatigue strength is typically determined by subjecting the pipes to cyclic loading until failure occurs, through a process known as fatigue testing. The results of these tests are then used to establish a fatigue curve or S-N curve, which illustrates the relationship between the applied stress amplitude and the number of cycles required for failure. To quantify the fatigue strength, it is common to express it as the stress amplitude required to cause failure after a specific number of cycles, such as the stress amplitude at 10 million cycles (S-N10^7). However, it is important to consider other factors such as mean stress, surface finish, and loading frequency, which can also influence fatigue strength and may require consideration in specific applications. Ultimately, the fatigue strength of steel pipes is a crucial factor in engineering design and maintenance, as it ensures the long-term integrity and reliability of the pipes under cyclic loading conditions.
- Q: What are the different methods of measuring the thickness of steel pipes?
- There are several methods of measuring the thickness of steel pipes, including ultrasonic testing, magnetic particle testing, eddy current testing, and laser scanning.
- Q: What quota should be installed for heating seamless steel pipe?
- Should be in low carbon steel welding installation set industrial pipeline engineering quota, material to input the name and type of seamless steel pipe specifications and price; according to the description of the contents of related items can be set.
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Round Section Varnished Coated Seamless Carbon Steel Pipe For Oil&Gas Use
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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