Hollow Sections Welded erw Rectangular Pipes

Hollow Sections Welded erw Rectangular Pipes

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 9000 m.t./month

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1、Structure of Seamless Pipe ASTM A106/53:

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.

2、‍‍Main Features of the Seamless Pipe ASTM A106/53:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price

3、Seamless Pipe ASTM A106/53 Specification：

Standard	GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007
Grade	10#-45#, 16Mn 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
Grade	20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B
Standard	ASME, ASTM

4、Packaging & Delivery

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

5、FAQ of Seamless Pipe ASTM A106/53:

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.

6、‍‍Seamless Pipe ASTM A106/53 Images：

Hollow Sections Welded erw Rectangular Pipes

Q: What does "1.5" steel tube mean?: DN refers to the nominal diameter of the pipe (also known as nominal diameter), all piping accessories in the piping system are numerically represented in order to distinguish the parts that are represented by threads or outside diameters. Nominal diameter is used as a reference, after rounding the figures, and processing numerical value is not exactly the same, nominal diameter can be expressed as metric mm, also can be used in English in.

Q: Can steel pipes be used for underground electrical conduits?: Yes, steel pipes can be used for underground electrical conduits. They are durable, strong, and provide excellent protection for the electrical wiring. However, it is essential to consider factors such as corrosion and grounding requirements before choosing steel pipes for underground electrical conduits.

Q: What are the different end finishes for steel pipes?: Different end finishes are used for steel pipes, depending on their intended use and specific requirements. Some common types of end finishes for steel pipes include: 1. Plain End: This is the most basic and widely used end finish. The pipe is cut square at both ends without any additional treatment or threading. Plain end pipes are typically used for low-pressure applications or when welding methods will be used for connection. 2. Beveled End: A beveled end finish involves cutting the pipe at an angle, usually 30 or 37.5 degrees. This makes welding easier and creates a stronger joint. Beveled end pipes are commonly used for butt-welding applications, where two pipes are aligned and welded together at the beveled ends. 3. Threaded End: In this end finish, the pipe is threaded at both ends to allow for easy connection with threaded fittings or couplings. Threaded end pipes are commonly used in plumbing and gas distribution systems, as well as for applications that require frequent disassembly and reassembly. 4. Coupled End: Coupled end finishes involve the installation of couplings or connectors at each end of the pipe. This allows for quick and easy connection of pipes without the need for additional threading or welding. Coupled end pipes are often used in oil and gas pipelines or in applications where rapid installation is required. 5. Grooved End: A grooved end finish involves cutting grooves into the pipe's ends and using mechanical couplings or fittings to join the pipes together. This type of end finish is commonly used in fire protection systems and for large-diameter pipes that require efficient assembly. 6. Flanged End: Flanged end finishes involve attaching flanges to the pipe ends. These flanges can be bolted together to create a secure and leak-proof connection. Flanged end pipes are commonly used in applications that require easy disassembly and reassembly, such as in chemical plants or refineries. It's important to consider factors such as the application, required joint strength, connection method, and compatibility with other system components when choosing an end finish for a steel pipe. Consulting a professional or referring to industry standards is recommended to ensure the correct end finish is selected for a specific application.

Q: Can steel pipes be used for automotive applications?: Yes, steel pipes can be used for automotive applications. Steel pipes are commonly used for various automotive components such as exhaust systems, fuel lines, and structural frames due to their high strength, durability, and resistance to corrosion. They provide reliable performance and are cost-effective in automotive manufacturing.

Q: What are the factors affecting the cost of steel pipes?: The factors affecting the cost of steel pipes include raw material prices, production and manufacturing costs, transportation and logistics expenses, market demand and supply dynamics, import and export tariffs, government regulations, and the overall economic conditions. Additionally, factors such as the grade and quality of steel used, diameter and thickness of the pipes, and any additional features or coatings can also influence the cost.

Q: What is the difference between Schedule 40 and Schedule 80 steel pipes?: The main difference between Schedule 40 and Schedule 80 steel pipes is their wall thickness. Schedule 80 pipes have a thicker wall compared to Schedule 40 pipes, making them more suitable for high-pressure applications and heavy-duty industrial use.

Q: Can steel pipes withstand high temperatures?: Yes, steel pipes can withstand high temperatures. Steel is known for its excellent thermal conductivity and high melting point, making it suitable for various applications that involve exposure to elevated temperatures.

Q: Are steel pipes suitable for potable water applications?: Yes, steel pipes are suitable for potable water applications. Steel pipes are commonly used for transporting water in various industries and municipal water systems. They are known for their durability, strength, and resistance to corrosion, making them a reliable choice for potable water systems. Steel pipes also have the advantage of being able to withstand high pressure and temperature conditions, making them suitable for both hot and cold water applications. Additionally, steel pipes can be easily welded, ensuring leak-free connections. However, it is important to note that the quality of the steel used and proper maintenance are crucial factors in ensuring the safety and suitability of steel pipes for potable water applications. Regular inspection and maintenance should be done to prevent corrosion and ensure the integrity of the pipes.

Q: How are steel pipes used in the marine industry?: Steel pipes are widely used in the marine industry for various applications such as shipbuilding, offshore structures, and underwater pipelines. They provide strength, durability, and corrosion resistance, making them suitable for transporting fluids, gases, and other materials in harsh marine environments. Steel pipes are also used for constructing piers, docks, and oil rigs, as well as for supporting and reinforcing marine structures.

Q: How do you calculate the weight of a steel pipe?: In order to determine the weight of a steel pipe, one must possess knowledge of the pipe's dimensions, specifically the outer diameter (OD), wall thickness, and length. Initially, one must ascertain the cross-sectional area of the pipe. This can be accomplished by subtracting the inner diameter (ID) from the outer diameter (OD) and dividing the outcome by 2 to acquire the radius. Subsequently, the formula A = πr^2 can be employed to compute the area. Following this, it is necessary to multiply the cross-sectional area by the length of the pipe to obtain the volume. The formula for volume is V = A * L, where A denotes the cross-sectional area and L signifies the length. Lastly, to determine the weight of the steel pipe, one must multiply the volume by the density of steel. The density of steel generally falls around 7850 kilograms per cubic meter (kg/m^3) or 0.2836 pounds per cubic inch (lb/in^3). The formula for weight is W = V * ρ, where V represents the volume and ρ denotes the density of steel. It is crucial to note that if one is employing different units, a conversion is imperative to match the units of the density. For instance, if the length is in feet and the density is in pounds per cubic inch, the length must be converted to inches prior to conducting the calculations. Always remember to thoroughly verify your measurements and calculations to ensure precision.

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