Cold Formed Square Hollow Section

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 25-35 m.t.

Supply Capability:: -

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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

Specifications

OD:15X15-800X800MM,20X30--600X800MM
Thick.:1.0--35.0MM

Steel Hollow Section Image

Cold formed Square Hollow Section

FAQ of Steel Hollow Section

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 protected against fire hazards?: Steel pipes can be protected against fire hazards through various methods such as applying fire-resistant coatings, installing fire-rated insulation, and implementing fireproofing measures such as fire sprinkler systems. Additionally, proper fire safety protocols, including regular inspections and maintenance, can contribute to preventing and minimizing fire hazards in steel pipes.

Q:How are steel pipes used in the construction of geothermal power plants?: Steel pipes are used in geothermal power plants for various purposes, including the transport of geothermal fluids from the underground reservoir to the surface, the distribution of these fluids within the plant, and the construction of the plant's infrastructure, such as the well casing and steam piping.

Q:Are steel tubes and round steel in weight or length when purchased?: The price must be measured by weight, and the length, volume and other specifications should be entered

Q:Can steel pipes be used for underground water lines?: Yes, steel pipes can be used for underground water lines. Steel pipes are commonly used for water distribution systems as they are durable, strong, and resistant to corrosion. However, it is important to consider the specific conditions and requirements of the project, as other types of pipes such as PVC or HDPE may be more suitable in certain situations. Proper coating and insulation should also be applied to steel pipes to protect against underground environmental factors.

Q:How are steel pipes tested for quality assurance?: Steel pipes are tested for quality assurance through various methods including visual inspection, non-destructive testing (such as ultrasonic testing and magnetic particle inspection), mechanical testing (such as tensile strength and hardness testing), and dimensional checks. These tests help ensure that the pipes meet the required specifications, standards, and safety regulations, ensuring their durability, reliability, and performance in various applications.

Q:How are steel pipes used in the food and beverage industry?: Steel pipes are commonly used in the food and beverage industry for various purposes such as transporting liquids, gases, and solids, as well as for structural support. These pipes are highly durable, corrosion-resistant, and can withstand extreme temperatures, making them ideal for handling food and beverage materials safely and hygienically. They are used in applications like conveying water, oils, and gases, as well as in food processing equipment, brewing systems, and dairy processing plants. Additionally, steel pipes are also utilized for storage tanks, piping systems, and infrastructure in the food and beverage industry.

Q:What is ND steel pipe?: ND steel 09CrCuSb steel is currently the most ideal "resistance to sulfuric acid dew point corrosion in steel (ND steel, ND steel, 09CrCuSb steel, 09CrCuSb steel), ND steel is widely used in the manufacture of economizer, served in the high sulfur content in flue gas of air preheater, evaporator and heat exchanger equipment for resist sulfur smoke gas dew point corrosion.

Q:What are the different types of steel pipe fittings for industrial applications?: There are several types of steel pipe fittings commonly used in industrial applications, including elbows, tees, reducers, couplings, unions, flanges, and caps. These fittings are designed to connect, redirect, or control the flow of fluids in a piping system, ensuring efficient and reliable operation in various industrial processes.

Q:How do you measure the thickness of a steel pipe?: To measure the thickness of a steel pipe, you can use various methods depending on the precision required and the tools available. Here are three common approaches: 1. Calipers or Vernier Calipers: Calipers are a simple and widely used tool for measuring thickness. Open the calipers and place the jaws on either side of the pipe, ensuring they are perpendicular to the surface. Close the jaws until they lightly touch the pipe, then read the measurement on the caliper scale. 2. Ultrasonic Thickness Gauge: This method offers more accurate results and is often used in industrial settings. An ultrasonic thickness gauge emits high-frequency sound waves that penetrate the steel pipe. By measuring the time it takes for the sound waves to bounce back, the gauge calculates the thickness of the pipe. Ensure the pipe surface is clean and smooth before taking the measurement. 3. Magnetic Thickness Gauge: This method is specifically designed for measuring the thickness of ferrous materials like steel. The gauge contains a small magnet that adheres to the pipe surface. By applying a magnetic field, the gauge measures the distance between the magnet and the base plate. This distance corresponds to the thickness of the steel pipe. It's important to note that each method has its own accuracy limitations, and the choice of measurement technique should be based on the desired precision, availability of tools, and the specific requirements of the application.

Q:How do steel pipes perform in seismic zones?: Steel pipes perform well in seismic zones due to their inherent strength and ductility. Their high tensile strength allows them to withstand the horizontal forces exerted during an earthquake, while their ductility allows them to deform and absorb the energy generated by seismic activity. Additionally, steel pipes can be designed and installed with proper reinforcement and bracing systems to further enhance their performance in seismic zones.

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