Galvanized welded square rectangular tube you can buy
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 14000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification
1、Structure of Galvanized welded square rectangular tube you can buy:
The surface of galvanized steel pipe welded steel pipe of hot dip galvanized layer or. Galvanized can increase the corrosion resistance of the steel tube, prolong service life. Galvanized pipe is widely used, in addition to water, gas, oil and other general low pressure fluid pipelines. It is also used in the petroleum industry, especially for offshore oil field of oil well pipe and oil pipe, chemical, coking equipment of oil heater, condensation cooler, coal run oil exchanger tube, and trestle pile, the mine tunnel support frame tube.
2、Main Features of Galvanized welded square rectangular tube you can buy:
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
3、 Galvanized welded square rectangular tube you can buy Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 1 - 33 mm |
Section Shape | Round |
Outer Diameter | 21 - 610mm |
Place of Origin | Tianjin, 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 |
1) Material:Q195 Q235 Q345 X42 X52
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface: galvanized.
5) Ends:Beveled or square cut,plastic capped,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 Galvanized welded square rectangular tube you can buy:
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、 Galvanized welded square rectangular tube you can buy Images：
- Q: What is the role of steel pipes in the construction of bridges and tunnels?
- Steel pipes play a crucial role in the construction of bridges and tunnels. They are extensively used for various purposes due to their strength, durability, and versatility. In bridge construction, steel pipes are commonly employed for the fabrication of the bridge's structural framework. They serve as the primary load-bearing members, providing support and stability to the entire structure. Steel pipes are particularly favored in bridge construction due to their high tensile strength, which enables them to withstand heavy loads, including the weight of vehicles and the dynamic forces generated by traffic. Steel pipes are also utilized in the construction of bridge piers and abutments. These components provide the foundation and support for the bridge structure. Steel pipes are often driven deep into the ground to create sturdy foundations that can withstand the forces exerted by the bridge's weight and external factors such as wind, water currents, and seismic activity. Similarly, steel pipes are essential in tunnel construction. They are extensively used in tunnel lining, which refers to the installation of structural elements along the tunnel walls and roof to provide stability and prevent soil or rock collapse. Steel pipes are often used as reinforcement elements, ensuring the structural integrity of the tunnel and protecting it from external pressures. Moreover, steel pipes are employed for underground utility systems in both bridges and tunnels. They serve as conduits for various utilities such as water supply, electrical cables, gas pipelines, and communication lines. Steel pipes are ideal for these applications due to their corrosion resistance, ability to withstand high pressures, and longevity. Overall, the role of steel pipes in the construction of bridges and tunnels is to provide strength, stability, and durability to the structures. They play a vital role in ensuring the safety and functionality of these critical infrastructure projects, allowing for efficient transportation and the seamless provision of utilities.
- Q: What does "steel pipe SC" mean?
- DN100 and "SCH80" refer to the outer diameter and the wall thickness of the steel pipe;
- Q: What is the difference between hot dip galvanized steel pipe and galvanized steel pipe?
- The difference between the process is that the hot dip galvanized pipe is dipped in the molten zinc bath and the galvanized pipe is plated with a metallic surface by means of unidirectional current in the plating bath. Hot plating process is fast, the coating is thick and consumes more zinc. Ordinary galvanized slow speed, thin coating.
- Q: How are steel pipes used in the oil and gas industry?
- Steel pipes are widely used in the oil and gas industry for various purposes. They are primarily used for transporting oil and gas from production sites to refineries and distribution centers. These pipes are known for their strength, durability, and resistance to corrosion, making them ideal for handling the high-pressure and corrosive nature of oil and gas fluids. Steel pipes are also used in drilling operations as casing and tubing to maintain the integrity of the wellbore and prevent any leakage. Additionally, steel pipes are utilized in the construction of oil and gas infrastructure such as pipelines, storage tanks, and offshore platforms, ensuring the safe and efficient transportation and storage of oil and gas resources.
- Q: What does "DN25 PN16" mean?
- Steel pipe DN25, PN16, first of all, for this annotation: pipe DN class, often used in welded pipe, such as welded pipe DN25. PN16 means pressure, that is, 16 kilograms (1.6MPa).
- Q: Are steel pipes fire resistant?
- Indeed, steel pipes possess fire-resistant properties. Steel, being a non-combustible substance, does not ignite or aid in the propagation of flames. Moreover, steel pipes exhibit a remarkable resistance to high temperatures, allowing them to endure extreme conditions. Consequently, they are ideal for situations demanding fire resistance. Furthermore, steel is a resilient material that maintains its structural integrity and does not deteriorate when subjected to fire. Consequently, steel pipes are frequently selected for fire protection systems, including building sprinkler systems, as well as for industrial purposes when confronted with fire risks.
- Q: What is the outer diameter of the steel tube?
- The outer diameter refers to the maximum diameter including the thickness of the steel tube, the inner diameter is the length of the hollow part inside, and the outer diameter minus the inside diameter is the thickness of the steel pipe
- Q: What are the different types of coatings used for internal lining of steel pipes?
- There are several types of coatings commonly used for the internal lining of steel pipes, including epoxy coatings, polyurethane coatings, and cement mortar linings. These coatings are applied to protect the steel pipes from corrosion, improve the flow of fluids, and enhance the longevity and durability of the pipes.
- Q: Can steel pipes be used for bridge construction?
- Yes, steel pipes can be used for bridge construction. Steel pipes are often used in the construction of bridges due to their high strength, durability, and ability to withstand heavy loads and harsh weather conditions. They can be used for various components of a bridge, including piers, supports, and even the bridge deck itself. Steel pipes are preferred in bridge construction as they provide excellent structural integrity and can be easily fabricated and installed.
- Q: What are the different testing methods used for steel pipes?
- To ensure the quality and reliability of steel pipes, various testing methods are employed. These methods include: 1. Non-destructive Testing (NDT): Ultrasonic testing, magnetic particle inspection, and liquid penetrant testing are utilized in NDT to identify surface or subsurface defects in steel pipes without causing any damage. 2. Mechanical Testing: Mechanical testing encompasses various tests to evaluate the mechanical properties of steel pipes, such as tensile strength, yield strength, elongation, hardness, and impact resistance. These tests determine the structural integrity and performance of the pipes. 3. Hydrostatic Testing: This method involves subjecting steel pipes to high-pressure water to assess their ability to withstand expected operating conditions. The pipes are filled with water and pressurized to a predetermined level for a specified duration. Any leaks or deformations are detected during this test. 4. Dimensional Inspection: This testing method ensures that steel pipes meet specified dimensional requirements. It involves measuring critical dimensions such as diameter, wall thickness, and length to verify compliance with applicable standards. 5. Visual Inspection: Trained inspectors visually assess the external appearance of steel pipes using this basic method. They examine the pipes for surface defects such as cracks, corrosion, or irregularities in shape or finish. 6. Chemical Analysis: Chemical analysis is conducted to determine the composition and elemental content of steel pipes. It ensures that the pipes are made from the correct grade of steel and meet required chemical composition standards. 7. Metallographic Examination: Metallography involves examining the microstructure of steel pipes under a microscope to evaluate their quality and integrity. It helps identify internal defects like grain boundaries, inclusions, or improper heat treatment that may impact overall performance. By employing these testing methods, manufacturers and inspectors can guarantee that steel pipes meet necessary quality standards and are suitable for their intended applications.
Send your message to us
Galvanized welded square rectangular tube you can buy
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 14000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
