Rectangular Hot Rolled Carbon Steel Tube 2

Rectangular Hot Rolled Carbon Steel Tube 2 System 1

Rectangular Hot Rolled Carbon Steel Tube 2

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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1.Quick Details

Thickness:	1.0 - 35 mm	Section Shape:	Square	Outer Diameter:	2020-600600
Place of Origin:	Shandong China (Mainland)	Secondary Or Not:	Non-secondary	Application:	Structure Pipe
Technique:	Cold Rolled	Certification:	CE	Surface Treatment:	oil,paint
Special Pipe:	Thick Wall Pipe	Alloy Or Not:	Non-alloy	Name:	Square Hollow Steel Pipe/Tube
Shape:	Square/Rectangular	Yield Strength:	360-380Mpa	Tensile Strength:	560-580Mpa
Elongation:	24-28%	Bend Test:	Qualified	Impact Value:	V-notch
Grade:	20#,45#,16Mn,A210,St45,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345	Standard:	JIS G3465-2006,JIS G3466,GB/T 3094

2.Specifications

1. OD:15X15-800X800MM,20X30--600X800MM

2. Thick.:1.0--35.0MM

3.FAQ of Rectangular Steel Tube

①How is the quality of your products?
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?
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.SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

If you have any question, pls feel free to contact us !

4.Rectangular Hot Rolled Steel Tube Image

Rectangular Hot Rolled Carbon Steel Tube 2

Q: Can steel pipes be used for swimming pool installations?: Indeed, swimming pool installations can make use of steel pipes. Renowned for their robustness and power, steel pipes emerge as an apt alternative for both subterranean and aboveground swimming pool plumbing systems. These pipes possess the capacity to endure elevated water pressure and resist the deteriorating impact of pool chemicals. Moreover, steel pipes exhibit resilience against harsh weather conditions and can be effortlessly installed and maintained. Nevertheless, it remains crucial to guarantee appropriate treatment and coating of the steel pipes to avert rust and corrosion.

Q: What is hot rolled steel pipe? What is a cold drawn steel tube?: General use seamless steel tube: is with 10, 20, 30, 35, 45# and other high-quality carbon steel, 16Mn, 5MnV and other low-alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other alloy steel hot-rolled or cold rolled. Seamless tubes made of low carbon steel, such as 10, 20, are mainly used for fluid delivery pipelines. 45. Seamless tubes made of medium carbon steel such as 40Cr, used for the manufacture of mechanical parts, such as parts of automobiles and tractors. General use of seamless steel pipe to ensure the strength and flattening test. Hot rolled steel tubes are delivered in hot rolling or heat treated conditions. Cold rolled in heat treated state.

Q: What are the different methods of pipe coating for steel pipes?: There are several methods of pipe coating for steel pipes, including fusion-bonded epoxy (FBE) coating, three-layer polyethylene (3LPE) coating, three-layer polypropylene (3LPP) coating, and liquid epoxy coating. Each method offers different levels of protection against corrosion, abrasion, and other environmental factors, ensuring the durability and longevity of the steel pipes.

Q: What is the thermal conductivity of steel pipes?: The thermal conductivity of steel pipes can vary depending on the specific type of steel and its composition, but generally, steel has a relatively high thermal conductivity compared to other materials. It is typically around 50-60 W/m·K.

Q: Seamless steel tube DN15 specification phi 18*3 what do you mean?: Seamless steel pipe having a hollow cross section, used as a conduit for conveying fluids, such as pipelines for transporting petroleum, natural gas, gas, water, and certain solid materials. Compared with solid steel such as round steel, steel tube is lighter in strength and equal in resistance to bending and torsion. It is an economical cross section steel and is widely used in the manufacture of structural and mechanical parts.

Q: How are steel pipes used in the manufacturing of structural frameworks?: Steel pipes are commonly used in the manufacturing of structural frameworks due to their strength, durability, and versatility. These pipes are used as components in the construction of frameworks, such as buildings, bridges, and towers, providing support and stability to the overall structure. Steel pipes are often used to create columns, beams, and trusses, which are essential for bearing heavy loads and ensuring the structural integrity of the framework. Additionally, steel pipes can be easily welded, allowing for efficient and cost-effective construction processes. Overall, steel pipes play a crucial role in the manufacturing of structural frameworks by providing a robust and reliable solution for various construction projects.

Q: What are the different types of steel pipe coatings for drinking water pipelines?: There are several types of steel pipe coatings used for drinking water pipelines, including fusion bonded epoxy (FBE), polyurethane (PU), and polyethylene (PE). These coatings provide corrosion protection, prevent leaching of contaminants into the water, and ensure the durability of the pipes.

Q: Are steel pipes suitable for oil and petroleum applications?: Yes, steel pipes are widely used in oil and petroleum applications due to their superior strength, durability, and resistance to corrosion. These pipes are capable of withstanding high pressure and extreme temperatures, making them suitable for transporting oil and petroleum over long distances. Steel pipes also have the advantage of being able to withstand external forces such as impact and vibrations, which are common in the oil and petroleum industry. Additionally, steel pipes can be easily welded and connected, allowing for efficient and cost-effective installation. Overall, steel pipes are the preferred choice for oil and petroleum applications due to their reliability and ability to ensure the safe and efficient transportation of these valuable resources.

Q: 20# seamless steel pipe and seamless steel pipe 20G what is the difference?: 20#: low carbon steel seamless steel pipe, carbon steel is generally divided into low carbon steel, medium carbon steel and high carbon steel three, 45# steel in carbon steel, low carbon steel is lower than 45#, 45# is higher than that of high carbon steel, seamless steel pipe, such as no special requirements, using 20# seamless steel tube. 20# seamless steel pipe material is 20# steel, the strength is slightly higher than 15#, very little quenching, no temper brittleness. Cold plastic deformation and for bending, rolling, bending and hammer arch processing, arc welding and contact welding welding performance is good, when the thickness is small, prone to strict requirement of shape crack or complex shape parts. The cold or normalizing state of the cutting process is better than that of the annealed one. It is generally used to make workpieces with little stress and high toughness.

Q: What is the maximum temperature that steel pipes can handle?: The maximum temperature that steel pipes can handle depends on the specific grade of steel used. However, in general, stainless steel pipes can withstand temperatures up to around 1200°C (2192°F), while carbon steel pipes can typically handle temperatures up to 427°C (800°F) without significant loss of strength.

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