Seamless Steel Pipe with Low Price and High Quality/Best Selling

Seamless Steel Pipe with Low Price and High Quality/Best Selling System 1

Seamless Steel Pipe with Low Price and High Quality/Best Selling

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 2000000 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.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
Packaging Details:	Seaworthy packages, bundles wrapped with strong steel strip
Delivery Detail:	15-30 days after received 30% TT

4.Product pictures

Seamless Steel Pipe with Low Price and High Quality/Best Selling

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: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:D108*4 what does "D108" mean by seamless steel tubes? What does "*4" mean?: D108: refers to the outer diameter of 108mm;4: refers to the wall thickness of 4mm.

Q:How are steel pipes protected against fire?: Steel pipes are protected against fire through various methods such as applying intumescent coatings, using fire-resistant insulation, or encasing them in fire-rated enclosures. These measures help to delay the heat transfer and maintain the structural integrity of the pipes during a fire, allowing them to withstand high temperatures and prevent the spread of fire.

Q:What is the difference between steel pipes and HDPE pipes?: Steel pipes are made of steel, which is a sturdy and durable material. They are commonly used in industrial applications and can withstand high pressure and extreme temperatures. HDPE pipes, on the other hand, are made of high-density polyethylene, a type of plastic known for its flexibility and corrosion resistance. They are commonly used in water supply systems and underground applications. The main differences between steel pipes and HDPE pipes lie in their material composition, properties, and applications.

Q:How do you calculate the pipe friction loss coefficient for steel pipes?: The pipe friction loss coefficient for steel pipes can be calculated using the Darcy-Weisbach equation, which takes into account the pipe diameter, length, roughness, and fluid velocity. The coefficient can be determined by dividing the friction factor (obtained from Moody's chart or using empirical equations) by the Reynolds number (calculated using the fluid properties and pipe dimensions).

Q:How do you calculate the pipe pressure loss coefficient for steel pipes?: To calculate the pipe pressure loss coefficient for steel pipes, you can use various empirical equations or reference charts specific to the pipe type and size. These equations and charts take into account factors such as pipe roughness, Reynolds number, and flow rate to determine the pressure loss coefficient. It is important to consult relevant engineering references or software to accurately calculate this coefficient for steel pipes.

Q:What are the different strategies for pipe laying using steel pipes?: Various strategies exist for laying steel pipes, each tailored to specific environments and needs. Here are a few commonly used approaches: 1. Open Trench: The traditional and widely employed method involves digging a trench along the desired pipeline route. Steel pipes are then placed in the trench, aligned, and welded together. This technique allows for easy access, maintenance, and repair of the pipeline. 2. Direct Pipe: This method is utilized when the pipeline needs to pass beneath obstacles like rivers or highways. It entails drilling a borehole from one side to the other while simultaneously laying the steel pipe. The pipe is subsequently pulled through the borehole, resulting in a continuous pipeline. 3. Horizontal Directional Drilling (HDD): HDD is employed when the pipeline must be installed beneath existing infrastructure or environmentally sensitive areas. A pilot hole is drilled horizontally, and the steel pipe is then pulled through using a reaming tool. This approach minimizes surface disruption and reduces environmental impact. 4. Sliplining: This technique involves inserting a smaller diameter steel pipe into an existing larger pipe. The smaller pipe is pushed or pulled into the larger one, providing a new corrosion-resistant lining. Sliplining is commonly used for rehabilitating deteriorated or damaged pipelines. 5. Microtunneling: Similar to HDD, microtunneling employs a microtunnel boring machine (MTBM) that simultaneously excavates the soil and installs the steel pipe. This method is frequently used for precise pipe laying, particularly in urban areas with limited space. 6. Jacking: Jacking, also referred to as pipe jacking or pipe ramming, is suitable for installing steel pipes in soil conditions that are unsuitable for open trenching. Hydraulic jacks or pneumatic rams are used to push the steel pipe into the ground. Jacking is commonly employed for crossing under railways, roads, or buildings. 7. Offshore Pipeline Laying: When it comes to subsea applications, various techniques can be employed, including S-lay, J-lay, or reel-lay. These methods involve deploying the pipeline from a vessel, either vertically or at an inclined angle, and welding the steel pipes together as they are lowered to the seabed. Each strategy possesses unique advantages and considerations, depending on factors such as terrain, environmental impact, existing infrastructure, and project requirements. It is crucial to thoroughly assess these factors and select the most appropriate pipe laying strategy to ensure the safe and efficient installation of steel pipes.

Q:What is the pressure rating of steel pipes?: The pressure rating of steel pipes varies depending on the specific grade and size of the pipe. However, steel pipes are known for their high strength and durability, allowing them to withstand high-pressure applications.

Q:How long are the seamless tubes? Are they six meters long?: The length of the seamless tube is 3000~12000mm, including 6 meters.

Q:How are steel pipes protected during transportation and storage?: Steel pipes are typically protected during transportation and storage through various measures such as corrosion prevention coatings, wrapping them with protective materials like plastic or rubber, and securing them properly to prevent any damage or movement.

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