Galvanized welded steel pipe for engineering materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 15 m.t.
- Supply Capability:
- 16000 m.t./month
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Specification
1、Structure of Galvanized welded steel pipe for building 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 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 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 for underground stormwater drainage?
- Indeed, underground stormwater drainage can utilize steel pipes. These pipes possess durability and boast a high strength-to-weight ratio, rendering them appropriate for subterranean usage. They can endure substantial burdens and fend off corrosion, thus guaranteeing sustained effectiveness within stormwater drainage systems. Furthermore, steel pipes lend themselves to easy welding, facilitating customization and flexibility during both design and installation. Nonetheless, it is imperative to implement adequate corrosion protection measures, such as the application of a protective coating or the utilization of corrosion-resistant alloys, to avert degradation over time. Regular maintenance and monitoring are also advisable to uphold the pipes' integrity and ensure optimal stormwater drainage functionality.
- Q: Can steel pipes be recycled?
- Yes, steel pipes can be recycled. Steel is a highly recyclable material and can be used to create new steel products, including pipes, through processes like melting and reshaping. This helps to conserve natural resources, reduce energy consumption, and minimize waste.
- Q: What are the different types of steel pipe caps?
- There are several different types of steel pipe caps, including threaded caps, socket weld caps, butt weld caps, and flanged caps.
- Q: How are steel pipes recycled?
- Steel pipes are recycled through a multi-step process that involves collection, sorting, cleaning, and melting. First, the used steel pipes are gathered from various sources such as construction sites or industrial facilities. Then, they are sorted based on their size, shape, and quality. Next, any contaminants or coatings are removed from the pipes through cleaning and stripping processes. Finally, the cleaned pipes are melted down in a furnace, and the molten steel is formed into new pipes or other steel products. This recycling process reduces the demand for new raw materials and helps conserve energy and resources.
- Q: 304 stainless steel tube with the diameter of 25*2-3 is what mean
- 304 stainless steel tube with the diameter of 25*2-3 said: material for 304 (the equivalent of the American brand, Chinese numbered S30408 stainless steel or 06Cr19Ni10 stainless steel), diameter (OD) for 25mm, for the seamless steel pipe wall thickness of 2 to 3mm.
- Q: Are steel pipes suitable for use in chemical plants?
- Yes, steel pipes are suitable for use in chemical plants. Steel pipes have excellent resistance to corrosion and high temperatures, making them ideal for transporting various chemicals and fluids in a safe and efficient manner. Their strength, durability, and versatility make them a preferred choice in the chemical industry.
- Q: How are steel pipes used in the manufacturing of appliances?
- Steel pipes are commonly used in the manufacturing of appliances for various purposes such as transporting fluids, gases, and air within the appliance, providing structural support, and acting as conduits for electrical wiring. They are also used for creating ventilation systems and heat transfer mechanisms, ensuring efficient operation and durability of appliances.
- Q: How do you calculate the pipe pressure loss coefficient for steel pipes?
- To determine the pressure loss coefficient for steel pipes, one can utilize the widely accepted Darcy-Weisbach equation. This equation calculates the pressure loss in pipes caused by friction. It can be represented as follows: ΔP = f × (L/D) × (V^2/2g) In this equation: - ΔP represents the pressure loss in units of pressure, such as psi or Pa. - f denotes the Darcy friction factor, a dimensionless value. - L signifies the pipe length in units of length, such as feet or meters. - D represents the pipe diameter in units of length, such as feet or meters. - V indicates the fluid velocity flowing through the pipe in units of velocity, such as ft/s or m/s. - g represents the acceleration due to gravity in units of acceleration, such as ft/s² or m/s². The Darcy friction factor (f) is a dimensionless parameter that quantifies the amount of frictional resistance in the pipe. For steel pipes, this factor can be determined using the Moody diagram. The Moody diagram presents a graphical relationship between the Reynolds number (Re) and the friction factor (f) for various pipe roughness values. To calculate the pressure loss coefficient, one should find the friction factor (f) value based on the Reynolds number (Re) and the relative roughness of the steel pipe (ε/D). The Reynolds number is calculated as follows: Re = (ρ × V × D) / μ In this equation: - ρ represents the fluid density in units of mass per unit volume, such as lb/ft³ or kg/m³. - V denotes the fluid velocity in units of velocity, such as ft/s or m/s. - D signifies the pipe diameter in units of length, such as feet or meters. - μ represents the dynamic viscosity of the fluid in units of force per unit area per unit time, such as lb/ft·s or kg/m·s. Once the Reynolds number (Re) and the relative roughness (ε/D) are determined, one can refer to the Moody diagram to find the corresponding friction factor (f). The pressure loss coefficient (K) can then be calculated using the following formula: K = f × (L/D) In this equation: - L represents the pipe length in units of length, such as feet or meters. - D denotes the pipe diameter in units of length, such as feet or meters. By utilizing the Darcy-Weisbach equation and the Moody diagram, one can accurately calculate the pressure loss coefficient for steel pipes. This calculation is crucial for the design and analysis of fluid flow systems.
- Q: What are the environmental impacts of steel pipe production and disposal?
- Significant environmental impacts are associated with the production and disposal of steel pipes. First and foremost, the production of steel pipes necessitates the extraction of raw materials such as iron ore, coal, and limestone. This extraction process leads to the destruction of habitats, deforestation, and soil erosion. Furthermore, mining and processing these materials require a substantial amount of energy, often derived from fossil fuels, which contributes to the emission of greenhouse gases and air pollution. The manufacturing process itself encompasses various stages, such as melting, casting, rolling, and coating, all of which demand considerable energy inputs and emit substantial quantities of carbon dioxide and other greenhouse gases. Additionally, the production of steel pipes involves the utilization of chemicals and additives that can pose harm to the environment if not properly managed. Moreover, if steel pipes are not recycled or appropriately dealt with during disposal, they can end up in landfills, thus contributing to waste accumulation and occupying valuable space. Steel is typically non-biodegradable and can take hundreds of years to decompose. When steel pipes are dumped in landfills, they can release toxic substances and heavy metals, which can contaminate soil and groundwater. Nevertheless, it is important to acknowledge that steel pipes are highly recyclable, and recycling them significantly mitigates the environmental impact. Recycling steel pipes aids in the conservation of natural resources, reduces energy consumption, and lowers greenhouse gas emissions. Additionally, using recycled steel in the production of new pipes requires less energy and results in fewer emissions compared to using virgin materials. To minimize the environmental impacts of steel pipe production and disposal, it is crucial to advocate sustainable practices throughout the entire lifecycle of the product. This entails reducing energy consumption, utilizing renewable energy sources, implementing proper waste management strategies, and encouraging the recycling and reuse of steel pipes.
- Q: Is it good to buy a simple wardrobe or a steel pipe?
- Therefore, the simple solid wood wardrobe and steel pipe wardrobe is good or bad, according to personal preferences to set, and that environmental protection seems to have grades, easy to crack
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Galvanized welded steel pipe for engineering materials
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 15 m.t.
- Supply Capability:
- 16000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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