Galvanized welded steel pipe for materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 12 m.t.
- Supply Capability:
- 20000 m.t./month
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Specification
1、Structure of Galvanized welded steel pipe for materials :
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 steel pipe for building materials :
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
3、 Galvanized welded steel pipe for building materials 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
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 steel pipe for building materials :
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.
6、 Galvanized welded steel pipe for building materials Images：
- Q: Can steel pipes be used in plumbing systems?
- Yes, steel pipes can be used in plumbing systems. Steel pipes are commonly used for plumbing installations due to their durability, strength, and resistance to corrosion. They are often preferred for larger water supply lines and can handle high pressure and temperature conditions. However, steel pipes require proper insulation to prevent heat loss and are typically more expensive than alternative materials like PVC or copper pipes.
- Q: What is hot rolled steel pipe? What is a cold drawn steel tube?
- General use seamless steel tube: is with 10, 20, 30, 35, 45# and other high-quality carbon steel, 16Mn, 5MnV and other low-alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other alloy steel hot-rolled or cold rolled. Seamless tubes made of low carbon steel, such as 10, 20, are mainly used for fluid delivery pipelines. 45. Seamless tubes made of medium carbon steel such as 40Cr, used for the manufacture of mechanical parts, such as parts of automobiles and tractors. General use of seamless steel pipe to ensure the strength and flattening test. Hot rolled steel tubes are delivered in hot rolling or heat treated conditions. Cold rolled in heat treated state.
- Q: Can steel pipes be used for geothermal heating systems?
- Yes, steel pipes can be used for geothermal heating systems. Steel is a commonly used material in geothermal installations due to its durability, corrosion resistance, and ability to withstand high temperatures. It provides a reliable and long-lasting solution for transferring heat in geothermal heating systems.
- Q: What are the advantages of using steel pipes in construction projects?
- Using steel pipes in construction projects offers numerous benefits. Firstly, the strength and durability of steel pipes are remarkable. With a high tensile strength, they can withstand heavy loads and pressures without any deformation or breakage. This makes them ideal for projects that require structural integrity, such as building construction, bridge building, and infrastructure development. Secondly, steel pipes exhibit exceptional resistance to corrosion. They are typically coated with protective layers, like galvanized zinc or epoxy, which prevent rusting and extend their lifespan. Consequently, steel pipes are suitable for both aboveground and underground applications, including water and sewage systems, oil and gas pipelines, and industrial processing plants. Furthermore, steel pipes offer great versatility in terms of shape and size. They can be manufactured in various diameters and thicknesses, allowing for customization to meet specific project requirements. This flexibility in design makes steel pipes suitable for a wide range of applications in construction, including plumbing, HVAC systems, and structural supports. Moreover, steel pipes are relatively easy to install and maintain. They can be welded, threaded, or bolted together, providing a secure and leak-proof connection. This ease of installation reduces construction time and labor costs. Additionally, steel pipes require minimal maintenance, as they are resistant to cracking, chipping, and warping. This makes them a cost-effective choice over the long term. Lastly, steel pipes are environmentally friendly. They are 100% recyclable, meaning they can be reused and repurposed without compromising their structural integrity. By recycling steel pipes, the demand for new raw materials is reduced, and waste generation is minimized. Therefore, steel pipes are a sustainable option for construction projects. In summary, the advantages of using steel pipes in construction projects encompass their strength, corrosion resistance, versatility, ease of installation and maintenance, and environmental sustainability. These attributes make steel pipes a reliable and cost-effective choice for a wide range of applications in the construction industry.
- Q: What are the common applications of steel pipes in construction?
- Steel pipes are commonly used in construction for various applications such as structural support, plumbing, water distribution, gas transportation, and HVAC systems. They provide strength, durability, and resistance to corrosion, making them an ideal choice for these purposes.
- Q: How do you determine the wall thickness of a steel pipe?
- There are several methods available for determining the wall thickness of a steel pipe. The most commonly used and precise approach involves utilizing a caliper or micrometer to measure it. Initially, ensure that the pipe is thoroughly cleaned and devoid of any debris or rust. Subsequently, gently position the caliper or micrometer around the circumference of the pipe, making certain that it is perpendicular to the surface. Proceed to cautiously close the jaws of the measuring tool until they snugly fit against the pipe, taking care not to excessively tighten them and distort the shape. Once the jaws are closed, observe and take note of the measurement displayed on the tool. This reading corresponds to the distance between the inner and outer diameter of the pipe, which is equivalent to the wall thickness. Alternatively, if a caliper or micrometer is unavailable, a pipe wall thickness gauge can be utilized. These gauges are equipped with a series of pins or rollers that can be inserted into the pipe, providing an accurate measurement. Simply insert the pins into the pipe, ensuring proper alignment with the wall, and refer to the reading displayed on the gauge. It is crucial to note that when measuring the wall thickness of a steel pipe, multiple readings should be taken at various points along the pipe to account for any variations. This will yield a more precise average measurement.
- Q: How are steel pipes repaired in case of damage or leaks?
- Steel pipes can be repaired in case of damage or leaks through various methods. One common approach is to use a process called welding. Welding involves melting a filler material together with the damaged or leaking area of the pipe, creating a strong bond that seals the leak. This method is effective for small to moderate-sized leaks and is widely used in industries such as oil and gas, plumbing, and construction. Another method is to use mechanical couplings. These couplings are designed to join two sections of pipe together, providing a tight and secure connection. They can be used to repair damaged or leaking sections of a steel pipe by cutting out the damaged area and replacing it with a new section, which is then connected using the mechanical coupling. This method is particularly useful for larger leaks or damaged sections that cannot be repaired through welding. In some cases, a temporary fix may be applied using pipe clamps or epoxy compounds. Pipe clamps are used to tightly seal the damaged area, preventing further leakage. Epoxy compounds, on the other hand, are applied directly to the damaged or leaking area, creating a seal that temporarily stops the leak until a more permanent repair can be made. It is important to note that the method of repair will depend on the severity and location of the damage or leak, as well as the specific requirements of the application. In some instances, it may be necessary to replace the entire section of the steel pipe if the damage is extensive or if multiple leaks are present. Consulting with a professional or a specialized pipe repair service is recommended to determine the most appropriate repair method for a specific situation.
- Q: How do steel pipes handle expansion and contraction?
- Steel pipes handle expansion and contraction through their inherent flexibility and ability to withstand temperature variations. As steel is a ductile material, it can expand and contract without significant deformation or structural damage. Additionally, the use of expansion joints or loops in piping systems allows for controlled movement and accommodates thermal expansion and contraction effectively.
- Q: What are the factors affecting the durability of steel pipes?
- There are several factors that can affect the durability of steel pipes. These include corrosion, temperature fluctuations, mechanical stress, and exposure to chemicals or abrasive materials. Additionally, the quality of the steel used in the pipes, the design and construction of the piping system, and proper maintenance and inspection practices can also impact their durability.
- Q: How are steel pipes used in the construction of tunnels?
- Steel pipes are used in the construction of tunnels for various purposes such as drainage, ventilation, and transportation of utilities. They provide structural support, ensuring stability and strength, while also allowing for the efficient flow of water, air, and other essential resources within the tunnel.
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Galvanized welded steel pipe for materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 12 m.t.
- Supply Capability:
- 20000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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