Square Carbon Steel Pipes With Reasonable Price
- 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: | 20*20-600*600 |
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?
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?
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.
If you have any question, pls feel free to contact us !
4.Rectangular Hot Rolled Steel Tube Image
- Q: What are the common uses of stainless steel pipes?
- Stainless steel pipes are widely used in various industries for a multitude of applications. Some of the common uses of stainless steel pipes include: 1. Plumbing and Water Supply: Stainless steel pipes are often used in residential, commercial, and industrial plumbing systems due to their corrosion resistance, durability, and ability to handle high-pressure applications. They are also used in water treatment plants and wastewater management systems. 2. Oil and Gas Industry: Stainless steel pipes are extensively used in the oil and gas industry for transporting oil, gas, and other fluids. They can withstand high temperatures, pressure, and corrosive environments, making them ideal for this industry. 3. Food and Beverage Industry: Stainless steel pipes are widely used in the food and beverage industry due to their hygienic properties and resistance to corrosion. They are commonly used for transporting liquids, gases, and food products in processing plants, breweries, wineries, dairies, and other food-related facilities. 4. Chemical and Petrochemical Industry: Stainless steel pipes are critical in the chemical and petrochemical industry, where they are used for transporting corrosive chemicals, acids, and other hazardous substances. The pipes' resistance to corrosion and high temperatures makes them suitable for these demanding applications. 5. Construction and Architecture: Stainless steel pipes are used in construction and architecture for various purposes such as structural support, handrails, guardrails, and decorative elements. Their strength, durability, and aesthetic appeal make them a popular choice in modern architectural designs. 6. Automotive and Transportation: Stainless steel pipes are used in the automotive industry for exhaust systems, fuel lines, and other components that require resistance to high temperatures and corrosion. They are also used in the transportation of fluids and gases in ships, trains, and airplanes. 7. Pharmaceutical Industry: The pharmaceutical industry requires high-quality materials that meet stringent sanitary standards. Stainless steel pipes are commonly used in pharmaceutical manufacturing processes for transporting liquids, gases, and chemicals due to their cleanability, corrosion resistance, and compatibility with pharmaceutical products. 8. Power Generation: Stainless steel pipes are used in power plants, both conventional and renewable, for various applications such as steam lines, condensers, and heat exchangers. They are chosen for their ability to withstand high temperatures, pressure, and corrosive environments. In summary, stainless steel pipes find applications in a wide range of industries including plumbing, oil and gas, food and beverage, chemical and petrochemical, construction, automotive, pharmaceutical, and power generation. Their corrosion resistance, durability, and ability to handle high temperatures and pressure make them a versatile and reliable choice for various industrial applications.
- Q: Does seamless steel tube have a bend of 135 degrees?
- In engineering, it is usually marked as "45 elbow" and has no "135" mark. The angle of the elbow is acute, so there will be no more than 90 degrees elbow.
- Q: What does "steel pipe SC" mean?
- SC (run in welded steel duitconSC is the line laying mode GB letter of wire is worn steel pipe laying (welded steel pipe, low pressure fluid) SC70 said the conductor by low pressure fluid DN70 welded steel pipe as protection pipe laying, DN70 said the nominal pipe diameter is 70mm, the nominal pipe diameter is 70mm (a series of values, the actual diameter slightly different).
- Q: What is the minimum wall thickness for steel pipes?
- The minimum wall thickness for steel pipes depends on various factors such as the pipe size, pressure rating, and intended use. However, as a general guideline, the minimum wall thickness for steel pipes is typically determined by industry standards and regulations, and it can range from a few millimeters to several inches. It is important to consult specific codes and standards relevant to the application to accurately determine the required minimum wall thickness for steel pipes.
- Q: Stainless steel tube, also known as why tube?
- The longitudinal section can be divided into equal section tube and variable cross section tubeThe variable section tube has a conical tube, a stepped tube and a periodically cross section pipe, etc.
- Q: How do you calculate the pipe pressure drop for steel pipes?
- To calculate the pipe pressure drop for steel pipes, you can use the Darcy-Weisbach equation or the Hazen-Williams equation. The Darcy-Weisbach equation is generally more accurate but requires more information. It takes into account the pipe diameter, length, roughness, fluid flow rate, and fluid properties such as viscosity and density. The equation is as follows: ΔP = (f * L * ρ * V^2) / (2 * D) Where: ΔP is the pressure drop f is the friction factor (which can be determined using Moody's chart or by using empirical equations such as the Colebrook-White equation) L is the pipe length ρ is the fluid density V is the fluid velocity D is the pipe diameter The Hazen-Williams equation is a simplified version that is commonly used for water flow calculations. It is less accurate but easier to use. The equation is as follows: ΔP = K * Q^1.85 / (C^1.85 * d^4.87) Where: ΔP is the pressure drop K is the Hazen-Williams coefficient (which depends on the pipe material and roughness) Q is the flow rate C is the Hazen-Williams roughness coefficient d is the pipe diameter It's important to note that these equations provide an estimate of the pressure drop, and actual conditions may vary due to factors such as fittings, bends, and valves in the pipe system. Additionally, it's crucial to ensure that the units used in the equations are consistent (e.g., using SI units or US customary units).
- Q: Are steel pipes suitable for wastewater treatment plants?
- Yes, steel pipes are suitable for wastewater treatment plants. Steel pipes are commonly used in wastewater treatment plants due to their high strength and durability. They can withstand high pressure and are resistant to corrosion, making them ideal for carrying wastewater and other fluids in the harsh conditions found in treatment plants. Additionally, steel pipes can be easily welded and joined, allowing for flexibility in the design and installation of the piping system. Overall, steel pipes are a reliable and cost-effective choice for wastewater treatment plants.
- Q: Can steel pipes be used for hydraulic systems?
- Yes, steel pipes can be used for hydraulic systems. Steel pipes are commonly used in hydraulic systems due to their high strength, durability, and resistance to high pressure and temperature. They provide reliable performance and are suitable for a wide range of hydraulic applications.
- Q: What are the challenges faced in transporting steel pipes?
- Transporting steel pipes can pose several challenges. Firstly, steel pipes are heavy and bulky, making them difficult to handle and load onto transportation vehicles. Specialized equipment, such as cranes or forklifts, is often required to safely lift and maneuver the pipes. Secondly, steel pipes are susceptible to damage during transport. They can be easily scratched, dented, or bent if not properly secured. This necessitates careful packaging and securing techniques to prevent any deformation or damage during transit. Additionally, steel pipes are prone to corrosion, especially when exposed to moisture or harsh weather conditions. Therefore, protecting the pipes from moisture and maintaining proper storage conditions during transportation is crucial to prevent rusting and maintain their quality. Furthermore, the length of steel pipes can also present challenges. Depending on their size, some pipes may be too long to fit on standard transportation vehicles. This requires the use of specialized trailers or the pipes may need to be cut into smaller sections, which can add complexity and cost to the transport process. Lastly, the cost of transporting steel pipes can be high due to their weight and size. Freight charges can be expensive, especially for long-distance transportation. Thus, finding cost-effective transportation solutions while ensuring the safety and integrity of the pipes is a constant challenge in the industry.
- Q: How are steel pipes used in the construction of hydroelectric power plants?
- Steel pipes are used in the construction of hydroelectric power plants for various purposes, such as transporting water, containing and directing the flow of water, and supporting the weight of turbines and other equipment. They are typically used for penstocks, which are large pipes that carry water from the dam to the turbines, and for discharge pipes that release water back into the river. The strength and durability of steel pipes make them ideal for withstanding the high pressure and heavy loads involved in hydroelectric power generation.
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Square Carbon Steel Pipes With Reasonable Price
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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