Best reasonable price seamless steel pipe with high quality

Best reasonable price seamless steel pipe with high quality System 1

Best reasonable price seamless steel pipe with high quality

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 100 m.t.

Supply Capability:: 3000000 m.t./month

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1.Structure of Seamless Steel Pipe 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 the Steel Pipe:

• 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 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

Best reasonable price seamless steel pipe with high quality

5.FAQ of Seamless steel 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?
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 are steel pipes used in the construction of underground parking structures?: Steel pipes are used in the construction of underground parking structures for various purposes, such as providing structural support, drainage, and ventilation. They are commonly used as piles or caissons to support the weight of the structure and prevent it from sinking into the ground. Additionally, steel pipes are utilized for the installation of drainage systems to prevent water accumulation and ensure the structural integrity of the parking structure. They are also employed for ventilation purposes, allowing fresh air to circulate and remove any potentially hazardous gases. Overall, steel pipes are essential components in the construction of underground parking structures, ensuring their stability, safety, and functionality.

Q: What are the different types of steel pipe coatings for underground gas pipelines?: There are several types of steel pipe coatings commonly used for underground gas pipelines, including fusion-bonded epoxy (FBE) coating, polyethylene (PE) coating, and polyurethane (PU) coating. Each coating provides different levels of protection against corrosion and abrasion, ensuring the longevity and integrity of the gas pipeline.

Q: How do you calculate the pipe pressure drop for steel pipes?: To determine the pressure drop in steel pipes, there are two equations that can be utilized: the Darcy-Weisbach equation and the Hazen-Williams equation. The Darcy-Weisbach equation, although more precise, necessitates a greater amount of information. It takes into consideration the diameter, length, roughness, fluid flow rate, as well as fluid properties like viscosity and density. The equation is expressed as: To calculate the pressure drop (ΔP), the following formula can be used: (f * L * ρ * V^2) / (2 * D) In this formula: - ΔP denotes the pressure drop - f represents the friction factor (which can be determined using Moody's chart or empirical equations such as the Colebrook-White equation) - L signifies the length of the pipe - ρ denotes the fluid density - V represents the fluid velocity - D signifies the pipe diameter On the other hand, the Hazen-Williams equation is a simplified version commonly employed for water flow calculations. Although less accurate, it is more user-friendly. The equation is expressed as: To calculate the pressure drop (ΔP), the following formula can be used: K * Q^1.85 / (C^1.85 * d^4.87) In this formula: - ΔP denotes the pressure drop - K signifies the Hazen-Williams coefficient (which relies on the pipe material and roughness) - Q represents the flow rate - C signifies the Hazen-Williams roughness coefficient - d denotes the pipe diameter It is crucial to note that these equations provide estimations of the pressure drop, and actual conditions may vary due to factors such as fittings, bends, and valves in the pipe system. Furthermore, consistency in unit usage (e.g., SI units or US customary units) is of utmost importance when employing these equations.

Q: How are steel pipes used in the telecommunications industry?: Steel pipes are used in the telecommunications industry primarily for the installation and protection of underground fiber optic cables. These pipes provide a sturdy and durable infrastructure for the cables, ensuring their safety from external factors such as weather conditions or accidental damage. Additionally, steel pipes are also used for the construction of telecommunication towers, providing the necessary strength and support for antennas and other equipment.

Q: What is the importance of corrosion resistance in steel pipes?: The importance of corrosion resistance in steel pipes is crucial as it helps to extend the lifespan of the pipes and maintain their structural integrity. Corrosion can weaken the pipes, leading to leaks, breakages, and ultimately, costly repairs or replacements. By preventing or minimizing corrosion, steel pipes can effectively transport fluids or gases, ensuring safety, efficiency, and longevity in various industries such as oil and gas, water supply, and construction.

Q: Are steel pipes environmentally friendly?: Steel pipes can be considered environmentally friendly for several reasons. Firstly, steel is a highly durable and long-lasting material, which means that steel pipes have a longer lifespan compared to other materials like plastic pipes. This reduces the need for frequent replacements and repairs, reducing waste and conserving resources. Secondly, steel is a highly recyclable material. At the end of their lifespan, steel pipes can be easily and efficiently recycled, without losing their properties or quality. This reduces the demand for new steel production, which often requires significant amounts of energy and resources. Furthermore, steel pipes have a high resistance to corrosion, which means that they require fewer chemical treatments to prevent rusting and maintain their structural integrity. This reduces the release of harmful chemicals into the environment and minimizes the impact on ecosystems and human health. It is also worth mentioning that steel pipes are used in various industries, including water supply and wastewater management. Steel pipes are known for their excellent strength and reliability, ensuring the safe and efficient transportation of fluids. This reduces the risk of leaks and spills, preventing contamination of water sources and protecting the environment. However, it is important to note that the production of steel pipes does have some environmental impact. The extraction of raw materials, such as iron ore and coal, requires energy and can contribute to deforestation, habitat destruction, and greenhouse gas emissions. Additionally, the manufacturing process itself generates emissions and waste. Overall, while steel pipes may not be completely free from environmental impact, their durability, recyclability, and resistance to corrosion make them a relatively environmentally friendly choice compared to other materials.

Q: What are the different international standards for steel pipes?: The industry recognizes and utilizes multiple international standards for steel pipes. Some noteworthy standards are as follows: 1. ASTM A53: This standard encompasses black and galvanized steel pipes, both seamless and welded. It finds common application in low-pressure scenarios involving water, gas, and steam. 2. ASTM A106: This standard covers seamless carbon steel pipes designed for high-temperature usage. It sees widespread use in refineries, power plants, and petrochemical industries where elevated pressure and temperature conditions prevail. 3. ASTM A312: This standard pertains to austenitic stainless steel pipes that are seamless, welded, and heavily cold worked. It is frequently employed in industries such as chemical processing, food processing, and pharmaceuticals, where high temperatures and corrosive environments are encountered. 4. API 5L: This standard outlines the requirements for manufacturing seamless and welded steel pipes for use in pipeline transportation systems within the petroleum and natural gas industries. It specifies two product specification levels (PSL1 and PSL2). 5. EN 10216: This European standard addresses seamless steel pipes utilized for pressure purposes. It finds application in various industries, including power generation, chemical, and oil and gas. 6. JIS G3454: This Japanese standard focuses on carbon steel pipes used for pressure service, commonly employed in the transportation of water, gas, and oil. 7. DIN 2448: This German standard provides specifications for seamless steel pipes used for general purposes. It is extensively utilized across various industrial applications. These examples represent only a fraction of the numerous international standards governing steel pipes. Each standard delineates distinct requirements concerning manufacturing, dimensions, mechanical properties, and testing to ensure the pipes' quality and performance in specific applications. Manufacturers, suppliers, and users must comprehend and adhere to the relevant standards to guarantee the safe and reliable utilization of steel pipes.

Q: How are steel pipes used in bridge construction?: Steel pipes are commonly used in bridge construction as piling or foundation elements. They are driven into the ground to provide support and stability to the bridge structure. Additionally, steel pipes can be used as structural members in the bridge's superstructure, such as for the construction of bridge piers or trusses, due to their high strength and durability.

Q: What are the different testing methods used for steel pipes?: There are various testing methods used for steel pipes, including non-destructive testing methods such as ultrasonic testing, magnetic particle testing, radiographic testing, and liquid penetrant testing. These methods help detect any defects or flaws in the pipes, ensuring their quality and integrity. Additionally, destructive testing methods such as tensile testing, impact testing, and hardness testing are also used to evaluate the mechanical properties of the steel pipes.

Q: How are steel pipes used in transportation?: Steel pipes are commonly used in transportation for various purposes. They are used in the construction of pipelines for transporting fluids, such as oil, gas, and water, over long distances. Steel pipes are also utilized in the manufacturing of vehicle components, including exhaust systems, chassis, and suspension parts. Additionally, steel pipes can be found in infrastructure projects like bridges and tunnels, providing structural support for transportation networks.

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