Multi variety square rectangular pipe for steel structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 18 m.t.
- Supply Capability:
- 18000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
1、Structure of Multi variety square rectangular pipe for steel structure:
Square tube, square tube is a kind of call and rectangular tube, is equal and not equal to the length of steel pipe. Is the strip through the process of processing roll system. In general is the strip through the demolition of the package, flat, curly, welded to form a circular tube, and then rolled into a square tube and then cut into a square tube and then cut into the required length.
2、Main Features of Multi variety square rectangular pipe for steel structure:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、 Multi variety square rectangular pipe for steel structure Specification：
Standard | GB, DIN, ASTM |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 1.5 - 25 mm |
Section Shape | Square and rectangular |
Outer Diameter | 20*20 mm-------400*400mm 20*30mm*300*500mm |
Place of Origin | Tianjin, China (Mainland) |
Length | 3-12M |
Outer Diameter | 20*20 mm-------400*400mm 20*30mm*300*500mm |
Grade | 235B 345B |
Standard | ASME, ASTM |
1) Material:(ASTM A 106/A53 GRB.API5LGRB,GB,235B,345B
2) Specification range:OD: 20*30mm----300*500mm 20*20 mm---400*400mm ,WT: 1.5 - 25 mm ,length:3-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut ,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 Multi variety square rectangular pipe for steel structure:
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、 Multi variety square rectangular pipe for steel structure Images：
- Q: What are the properties of steel that make it suitable for pipe manufacturing?
- Steel is an ideal material for pipe manufacturing due to its various properties, including high strength, durability, and resistance to corrosion and extreme temperatures. It can withstand high pressure and can be easily fabricated into different shapes and sizes, making it versatile for various piping applications. Additionally, its smooth surface ensures efficient flow of fluids and reduces friction losses.
- Q: How are steel pipes protected against external impact or mechanical damage?
- Steel pipes are typically protected against external impact or mechanical damage through the use of various methods such as applying protective coatings, installing corrosion-resistant materials, using concrete encasement, or utilizing protective shields or guards.
- Q: What is the weight and strength of steel pipes?
- Steel pipes can vary in weight and strength depending on their dimensions and the specific grade of steel used. The weight of steel pipes is typically measured in pounds per foot or kilograms per meter. The strength of steel pipes is commonly measured in terms of its yield strength and ultimate tensile strength. The weight of steel pipes can range from a few pounds per foot for smaller sizes to several hundred pounds per foot for larger diameters and thicker walls. The weight is influenced by factors such as the pipe's outer diameter, wall thickness, and length. For example, a 1-inch diameter steel pipe with a wall thickness of 0.125 inches may weigh around 0.67 pounds per foot, while a 12-inch diameter steel pipe with a wall thickness of 0.5 inches can weigh around 142 pounds per foot. The strength of steel pipes is determined by the grade of steel used, which can vary depending on the application and specific requirements. Common grades of steel used for pipes include ASTM A53 for general-purpose applications, ASTM A106 for high-temperature service, and API 5L for oil and gas transportation. These grades have different yield strengths and ultimate tensile strengths. Yield strength refers to the amount of stress a steel pipe can withstand before it begins to deform plastically. It is usually measured in pounds per square inch (psi) or megapascals (MPa). For example, ASTM A53 Grade B steel pipe has a minimum yield strength of 35,000 psi (240 MPa), while API 5L Grade X65 steel pipe has a minimum yield strength of 65,000 psi (448 MPa). Ultimate tensile strength, on the other hand, is the maximum stress a steel pipe can withstand before it fractures. It is also measured in psi or MPa. For instance, ASTM A106 Grade B steel pipe has an ultimate tensile strength of 60,000 psi (415 MPa), whereas API 5L Grade X65 steel pipe has an ultimate tensile strength of 77,000 psi (531 MPa). In summary, the weight and strength of steel pipes can vary depending on their dimensions and the grade of steel used. The weight is influenced by factors such as the pipe's diameter, wall thickness, and length, while the strength is determined by the steel's yield strength and ultimate tensile strength.
- Q: What is the difference between Schedule 40 and Schedule 80 steel pipes?
- The main difference between Schedule 40 and Schedule 80 steel pipes lies in their wall thickness. Schedule 40 pipes have a thinner wall, making them suitable for low-pressure applications, while Schedule 80 pipes have a thicker wall, making them suitable for high-pressure applications.
- Q: Which is better, galvanized steel pipe or stainless steel?
- Most of the use requirements are to maintain the original appearance of the building for a long time. In determining the type of stainless steel to be chosen, the main consideration is the aesthetic standards required, the corrosivity of the atmosphere in the area, and the cleaning system to be adopted. However, other applications increasingly seek only structural integrity or watertightness. For example, the roof and side walls of industrial buildings. In these applications, the construction cost of the owner may be more important than the aesthetic, the surface is not very clean can also. The use of 304 stainless steel in a dry indoor environment is quite effective.
- Q: How do you calculate the flow rate of water in steel pipes?
- To calculate the flow rate of water in steel pipes, you need to know the pipe diameter, length, and the pressure difference between the inlet and outlet. By using the Darcy-Weisbach equation or other relevant hydraulic formulas, you can determine the flow rate based on these parameters.
- Q: How are steel pipes used in the wastewater treatment industry?
- Steel pipes are commonly used in the wastewater treatment industry for various purposes such as carrying and distributing wastewater, transporting chemicals, and constructing infrastructure like tanks, pumps, and treatment units. The strength, durability, and corrosion resistance of steel pipes make them ideal for handling the harsh and corrosive nature of wastewater, ensuring efficient and reliable operation of the treatment processes.
- Q: Can steel pipes be used for underground sewage treatment plants?
- Indeed, underground sewage treatment plants can utilize steel pipes. These pipes are frequently employed in underground settings due to their ability to endure, their strength, and their resistance to corrosion. They can withstand the harsh conditions found underground and effectively transport sewage within the treatment facility. Furthermore, steel pipes can be tailored to meet the specific needs of the sewage treatment plant, including varying diameters and wall thicknesses to ensure proper flow and drainage. Additionally, these pipes can be coated or lined with protective materials, enhancing their resistance to corrosion and prolonging their lifespan. All in all, steel pipes are a dependable and suitable option for underground sewage treatment plants.
- Q: What do you mean by "SC" in welded pipe SC200? What's the diameter of 200?
- SC in principle, it should be called water gas pipe, also called thick wall steel pipe;
- Q: What is the typical lifespan of steel pipes?
- The typical lifespan of steel pipes can vary depending on various factors such as the quality of the steel used, the environmental conditions, and the maintenance and usage of the pipes. However, on average, steel pipes are known to have a lifespan of around 50 to 100 years. With proper installation, regular inspections, and appropriate maintenance, steel pipes can often exceed this lifespan and provide reliable service for several decades. It is important to note that factors such as corrosion, erosion, and external damage can impact the lifespan of steel pipes, so it is crucial to implement preventive measures and necessary repairs to ensure their longevity.
Send your message to us
Multi variety square rectangular pipe for steel structure
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 18 m.t.
- Supply Capability:
- 18000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
