• ERW Steel Pipe  Welded Black ERW Steel Pipe ASTM A53 System 1
  • ERW Steel Pipe  Welded Black ERW Steel Pipe ASTM A53 System 2
ERW Steel Pipe  Welded Black ERW Steel Pipe ASTM A53

ERW Steel Pipe Welded Black ERW Steel Pipe ASTM A53

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
50 m.t.
Supply Capability:
8000 m.t./month

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1、Structure of Welded Black ERW Steel Pipe ASTM A53 :

Welded Black ERW Steel Pipe ASTM A53  is electric resistance welding, the abbreviation for ERW for transporting oil and natural gas vapor liquid objects, can meet the requirements of high and low pressure, the transport in the world with pipe sector accounted for a pivotal position.With sound reputation and high quality , we will offer clients a wonderful business experience.

 

2、‍‍Main Features of Welded Black ERW Steel Pipe ASTM A53 :

• High manufacturing accuracy

• Good visual effect

• Good view and appearance 

• Good shape 

• Reasonable price  

• Strong heat dissipation ability

 

3、Welded Black ERW Steel Pipe ASTM A53  Specification:

Standard

GB, DIN, ASTM

ASTM A106-2006, ASTM A53-2007

Grade

10#-45#, 16Mn

10#, 20#, 45#, 16Mn

Thickness

1 - 33 mm

Section Shape

Round

Outer Diameter

21 - 610mm

Place of Origin

Tianjin, 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

 

1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.

3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing. 

 

4、Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5、FAQ of Welded Black ERW Steel Pipe ASTM A53 : 

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.

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.

 

6、‍‍ Welded Black ERW Steel Pipe ASTM A53  Images: ‍‍

 

 

Q: How are steel pipes used in desalination plants?
Steel pipes are used in desalination plants for transporting and distributing water throughout the plant's various processes, such as intake, pre-treatment, reverse osmosis, and post-treatment. They are preferred due to their durability, corrosion resistance, and ability to withstand high pressure and temperature conditions. Steel pipes ensure the efficient and reliable conveyance of water, contributing to the overall effectiveness of desalination plants in producing freshwater from seawater.
Q: Can steel pipes be bent or curved?
Yes, steel pipes can be bent or curved using specialized machinery and techniques such as cold bending, induction bending, or hot bending.
Q: What are the different types of steel pipe bends for pipeline routing?
There are several types of steel pipe bends commonly used for pipeline routing, including the 90-degree bend, 45-degree bend, and the 180-degree bend. Additionally, there are also custom bends available, such as S-bends, U-bends, and offset bends, which are used in specific situations to accommodate unique pipeline routing requirements.
Q: Can steel pipes be used for conveying sewage and wastewater?
Yes, steel pipes can be used for conveying sewage and wastewater. Steel pipes are commonly used in sewage and wastewater systems due to their durability and strength. They are resistant to corrosion and can withstand high pressure and flow rates. Additionally, steel pipes are able to handle the harsh chemicals and contaminants present in sewage and wastewater without deteriorating or affecting the quality of the conveyed fluids. However, it is important to ensure that the steel pipes are properly coated or lined to prevent any potential corrosion or contamination issues. Regular maintenance and inspections are also necessary to identify and address any potential issues that could arise in the system.
Q: What is the difference between steel pipe and copper pipe?
The main difference between steel pipe and copper pipe lies in their composition and properties. Steel pipe is typically made from carbon steel, which is an alloy of iron and carbon. On the other hand, copper pipe is made from copper, a naturally occurring metal. One key difference is their durability. Steel pipe is known for its strength and resilience, making it suitable for high-pressure applications and harsh environments. It is highly resistant to corrosion, making it a long-lasting option. Copper pipe, on the other hand, is known for its malleability and ease of installation. It is less durable than steel and can corrode over time, especially when exposed to certain chemicals or aggressive water conditions. Another difference is their thermal conductivity. Copper pipe is an excellent conductor of heat, making it ideal for applications that require efficient heat transfer, such as in plumbing systems for hot water supply. Steel pipe, however, has a lower thermal conductivity compared to copper, which may affect its performance in certain applications. Cost is another factor to consider. Copper pipe is generally more expensive than steel pipe due to the higher cost of copper as a raw material. Additionally, copper pipe requires specialized tools and techniques for installation, which can add to the overall cost. Steel pipe, on the other hand, is often more cost-effective and easier to work with, making it a popular choice for a wide range of applications. In summary, the main differences between steel pipe and copper pipe are their composition, durability, thermal conductivity, and cost. Each type has its own advantages and disadvantages, and the choice between them depends on the specific requirements of the application at hand.
Q: How are steel pipes used in the construction of railways and transportation systems?
Various purposes necessitate the common use of steel pipes in the construction of railways and transportation systems. Bridges and tunnels, in particular, heavily rely on steel pipes. In bridge construction, steel pipes act as structural components, providing overall support and stability. As for tunnels, steel pipes serve as ventilation shafts, promoting air circulation and the removal of fumes, thus ensuring the safety of passengers and workers. Furthermore, steel pipes find utility in the construction of railway tracks. They are utilized as supports, offering a stable foundation for train travel. In this context, steel pipes are typically coated or galvanized to prevent corrosion and guarantee their longevity. Additionally, steel pipes are employed in drainage systems within railway stations and transport hubs, playing a crucial role in proper water management and the prevention of flooding. Another significant application of steel pipes in transportation systems lies in the construction of signposts and streetlights. In these structures, steel pipes often serve as the primary structural element, providing strength and durability. Their malleability and ease of fabrication make them a sought-after choice, as they can be shaped to meet specific design requirements. In summary, steel pipes assume a vital role in the construction of railways and transportation systems, offering structural support, ensuring adequate ventilation, facilitating drainage, and serving as key components in various structures. Their strength, durability, and versatility render them an ideal choice for these applications, contributing to the safe and efficient operation of transportation networks.
Q: How do you calculate the pressure drop in a steel pipe?
To calculate the pressure drop in a steel pipe, you need to consider several factors such as the diameter and length of the pipe, the flow rate of the fluid, and the properties of the fluid itself. One commonly used equation to calculate the pressure drop in a pipe is the Darcy-Weisbach equation, which is given as: ΔP = (f * (L / D) * (ρ * V^2)) / (2 * D) Where: ΔP is the pressure drop in the pipe f is the Darcy friction factor, which depends on the pipe roughness and Reynolds number L is the length of the pipe D is the diameter of the pipe ρ is the density of the fluid V is the velocity of the fluid To calculate the Darcy friction factor, you can use different methods depending on the flow regime. For laminar flow, you can use the formula f = 16 / Re, where Re is the Reynolds number. For turbulent flow, there are several methods to determine the friction factor, such as the Colebrook equation or the Moody chart. It is important to note that the properties of the fluid, such as its viscosity and density, may vary with temperature and pressure. Therefore, it is necessary to consider these variations when calculating the pressure drop. Additionally, it is worth mentioning that there are other factors that can affect the pressure drop in a steel pipe, such as fittings, valves, and elbows. These factors introduce additional losses, which can be accounted for by using appropriate correction factors or by directly measuring the pressure drop across these components. Overall, calculating the pressure drop in a steel pipe involves using the appropriate equations, considering the properties of the fluid, and accounting for the various factors that may affect the flow. It is recommended to consult relevant engineering handbooks or utilize specialized software for accurate calculations.
Q: What is the difference between steel pipes and FRP pipes?
Steel pipes and FRP (Fiberglass Reinforced Plastic) pipes differ in their material composition, properties, and applications. While steel pipes are made from steel, FRP pipes are composed of a combination of resin and fiberglass. Steel pipes are known for their high strength and durability, making them suitable for heavy-duty applications such as transporting oil, gas, and water. On the other hand, FRP pipes are lightweight, corrosion-resistant, and have excellent chemical resistance, making them ideal for applications where corrosion is a concern, such as in the chemical industry or in sewage systems. Furthermore, FRP pipes offer better insulation properties and are easier to install due to their lighter weight. Overall, the choice between steel pipes and FRP pipes depends on the specific requirements and conditions of the application.
Q: How do steel pipes handle expansion and contraction?
Steel pipes handle expansion and contraction by allowing the material to expand and contract freely due to their inherent flexibility and elasticity. This prevents the pipes from experiencing excessive stress or damage, ensuring their durability and structural integrity.
Q: What are the advantages of using steel pipes in the manufacturing industry?
There are several advantages of using steel pipes in the manufacturing industry. Firstly, steel pipes are known for their strength and durability, making them suitable for handling heavy loads and withstanding high pressures. Secondly, steel pipes have excellent corrosion resistance, which ensures a longer lifespan and reduces the need for frequent replacements. Additionally, steel pipes offer a smooth interior surface, allowing for efficient fluid flow and minimizing friction losses. They are also highly versatile, as they can be easily fabricated and customized to meet specific requirements. Finally, steel pipes are environmentally friendly, as they are recyclable and contribute to sustainable manufacturing practices.

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