Various kinds of galvanized welded steel pipe
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 24 m.t.
- Supply Capability:
- 15000 m.t./month
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Specification
1、Structure of Various kinds of galvanized welded steel pipe:
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 Various kinds of galvanized welded steel pipe
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
3、 Various kinds of galvanized welded steel pipe 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 Various kinds of galvanized welded steel pipe:
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、 Various kinds of galvanized welded steel pipe Images：
- Q: How are steel pipes tested for quality?
- Steel pipes are tested for quality through various methods such as visual inspection, dimensional measurement, mechanical testing, and non-destructive testing. Visual inspection ensures that there are no surface defects or deformities on the pipes. Dimensional measurement involves checking the pipe's size, thickness, and length to meet the required specifications. Mechanical testing involves subjecting the pipes to stress, pressure, and temperature to assess their strength and durability. Non-destructive testing techniques like ultrasonic, radiographic, or magnetic particle testing are used to detect any internal flaws or defects without damaging the pipes. These comprehensive quality tests ensure that steel pipes meet the necessary standards before they are used in various applications.
- Q: Can steel pipes be used for cooling systems?
- Yes, steel pipes can be used for cooling systems. Steel pipes are commonly used in various applications, including cooling systems, due to their durability, strength, and resistance to high temperatures and pressure. They are particularly suitable for industrial cooling systems where there may be harsh environmental conditions or corrosive fluids. Steel pipes have excellent heat conductivity, which enables efficient heat transfer, making them a reliable choice for cooling applications. Additionally, steel pipes can be easily fabricated, welded, and customized to meet specific cooling system requirements. However, it is important to ensure that the steel pipes used are properly coated or insulated to prevent corrosion and minimize heat loss.
- Q: How are steel pipes tested for quality control?
- Steel pipes are tested for quality control through various methods such as visual inspection, dimensional checks, non-destructive testing, and mechanical testing. These tests ensure that the pipes meet the required standards and specifications, ensuring their structural integrity and performance.
- Q: Can steel pipes be used for hydropower generation?
- Indeed, the utilization of steel pipes is possible for the generation of hydropower. Within hydropower systems, steel pipes find widespread application in various contexts like penstocks and pipelines. Penstocks, characterized by their large size, are responsible for transporting water from a reservoir to a turbine, facilitating the conversion of the water's kinetic energy into rotational energy. Consequently, these pipes necessitate robustness and longevity to endure the immense water pressure and structural weight. Furthermore, steel pipes are also employed for pipelines, facilitating the transportation of water from the turbine back to the river or reservoir. Ultimately, steel pipes are an indispensable element in the generation of hydropower, as they possess the necessary strength, durability, and resilience to withstand the challenging conditions associated with water flow.
- Q: How are steel pipes used in the chemical industry?
- Steel pipes are widely used in the chemical industry for various purposes such as transporting chemicals, gases, and liquids. They are known for their strength, durability, and resistance to corrosion, making them suitable for handling corrosive substances. Steel pipes are used for transferring raw materials, intermediate products, and final products within chemical plants, as well as for connecting different equipment and machinery. They are essential for maintaining a safe and efficient flow of chemicals throughout the industry.
- Q: How does galvanization protect steel pipes from corrosion?
- Galvanization protects steel pipes from corrosion by applying a protective zinc coating on the surface of the pipes. This zinc coating acts as a sacrificial anode, meaning it corrodes first before the steel, effectively preventing rust and corrosion from reaching the underlying steel.
- Q: How are steel pipes protected against ultraviolet radiation?
- Steel pipes are typically protected against ultraviolet radiation through the application of specialized coatings or paints that contain UV inhibitors. These coatings create a barrier between the steel surface and the harmful UV rays, preventing the degradation and discoloration of the pipes. Additionally, some steel pipes may be wrapped with UV-resistant tape or sleeves for added protection against prolonged exposure to sunlight.
- Q: What are the factors to consider while selecting steel pipes for a project?
- When selecting steel pipes for a project, there are several important factors to consider. These factors include the material composition of the steel, the pipe dimensions, the intended application, the environmental conditions, and the budget. 1. Material Composition: The material composition of the steel pipes is crucial as it determines the pipes' strength, corrosion resistance, and durability. Common types of steel used for pipes include carbon steel, stainless steel, and alloy steel. Each type has its own set of properties and is suitable for different applications. 2. Pipe Dimensions: The dimensions of the steel pipes, such as diameter and wall thickness, should be carefully considered. The pipe dimensions must be compatible with the project requirements and the system in which the pipes will be installed. It is essential to ensure that the selected pipes can handle the required flow rates and pressures. 3. Intended Application: The specific application of the steel pipes should be thoroughly assessed. Different projects may require pipes with varying characteristics, such as heat resistance, pressure resistance, or the ability to transport specific substances like gas, oil, or water. Understanding the application requirements will help in choosing the appropriate type of steel pipes. 4. Environmental Conditions: The environmental conditions in which the pipes will be installed must be evaluated. Factors such as temperature variations, exposure to moisture, corrosive substances, and external pressures should be taken into account. For instance, if the project involves underground installation or exposure to corrosive chemicals, corrosion-resistant steel pipes may be necessary. 5. Budget: The budget available for the project is also an important factor to consider. The cost of steel pipes can vary depending on their material composition, dimensions, and additional features. It is crucial to strike a balance between the project requirements and the available budget to ensure cost-effectiveness without compromising the quality and performance of the pipes. In conclusion, when selecting steel pipes for a project, it is important to consider factors such as the material composition, pipe dimensions, intended application, environmental conditions, and budget. By carefully evaluating these factors, one can choose the most suitable steel pipes that meet the project requirements and ensure long-term performance and durability.
- Q: How are steel pipes made?
- Steel pipes are made through a process called seamless or welded pipe manufacturing. In seamless manufacturing, a solid steel billet is heated and pierced to form a hollow tube. It is then stretched and rolled to the desired diameter and wall thickness. Welded pipes are made by bending and welding a steel plate or strip to form a cylindrical shape. The welded seam is then heat-treated to ensure its strength and durability. Both processes involve subsequent finishing and inspection to meet the required specifications and quality standards.
- Q: 45 and 316 which steel tubes are of high hardness?
- This depends on the heat treatment state, if 45 steel, 314 stainless steel without heat treatment, 316 stainless steel hardness, if the heat treatment, that is 45 steel hardness.
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Various kinds of galvanized welded steel pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 24 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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