High manufacturing accuracy Seamless Black Steel Pipes API5L,GB,ASTM,ASME
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 333 m.t./month
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Product Description:
1. Commodity Name: Seamless steel pipe
2. Standard: API,GB,ASTM,ASME,DIN
3. Quality grade: 10#, 20#, A106B, A53B, API 5L B, Q235, Q345, ST37-2, ST 45, ST52.etc.
4. Dimension:
OD: 1/2"-24"
WT: 2.5-80mm, SCH10~SCH40~XXL
length: 5.8m,6m,8m,9m,12m
5. Technique: Hot Rolled/Cold Rolled/ Cold Drawn
6. application
carbon seamless steel pipes are widely used in gas, water and oil, transpotation;constructions;Bridge,highway,windows of model steel door; building materials;fences;heating facilities Fluid Pipe;conduit pipe,scaffolding pipe.etc.
7. Payment Terms: L/C D/A D/P T/T
8.packing and shipment
Packaged in bundles,as per customers' requirements, it can also bepackagesd as beveled ends, typed marking, black painting, plastic caps protection,woven bags packing
For 20" container the max length is 5.8m; For 40" container the max length is 12m. other options are available based on customer requests. Please discuss when placing orders.
9. Surface: painted with varnish;
10. Plastic caps at ends.
11. Tolerance: OD +1%/-1%
WT +12.5%/-10%
PICTURES:
- Q: How do steel pipes compare to ductile iron pipes?
- Steel pipes and ductile iron pipes are utilized in various applications, but they possess distinct differences in terms of their properties and advantages. 1. Strength and Durability: Steel pipes exhibit greater strength and durability compared to ductile iron pipes. Steel possesses a higher tensile strength, making it less susceptible to cracking or breaking under pressure or external forces. Conversely, ductile iron possesses a lower tensile strength but boasts better impact resistance than steel. 2. Corrosion Resistance: Steel pipes are susceptible to corrosion, especially when exposed to moisture or chemicals. Nevertheless, protective measures such as applying coatings or employing corrosion-resistant alloys can safeguard against this. Ductile iron pipes, while inherently more corrosion-resistant than regular cast iron, may still necessitate external protection to prevent rusting and degradation. 3. Flexibility: Ductile iron pipes offer greater flexibility than steel pipes. They can endure certain degrees of bending and deflection without fracturing, making them suitable for applications where ground movement or shifting may occur. Conversely, steel pipes are less flexible and more rigid, rendering them better suited for straight runs or applications with minimal movement. 4. Cost: Generally, ductile iron pipes are more cost-effective than steel pipes. The manufacturing process for ductile iron is easier and cheaper, resulting in lower production costs. However, steel pipes may possess a longer lifespan, requiring fewer replacements over time, thereby offsetting the initial cost difference. 5. Installation: Steel pipes are lighter and easier to handle during installation compared to ductile iron pipes, which can be heavy and bulky. The lighter weight of steel pipes can reduce labor and transportation costs. Moreover, steel pipes can be welded, allowing for more flexible installation options, while ductile iron pipes are typically joined using mechanical couplings or flanged connections. In conclusion, steel pipes offer superior strength and durability, while ductile iron pipes provide better flexibility and cost-effectiveness. The selection between the two depends on the specific requirements of the application, including factors such as corrosion resistance, expected loads, installation conditions, and budget constraints.
- Q: How are steel pipes used in the infrastructure development?
- Steel pipes are widely used in infrastructure development for various purposes such as water supply, sewage systems, gas pipelines, and transportation of oil and natural gas. They provide a durable and efficient solution for the construction of underground and aboveground infrastructure, ensuring the safe and reliable transportation of fluids and gases. Steel pipes are also used in the construction of bridges, buildings, and other structural components, as they offer strength, versatility, and resilience to withstand harsh environmental conditions.
- Q: What is the maximum temperature that steel pipes can withstand?
- The maximum temperature that steel pipes can withstand depends on the grade and type of steel used. However, generally, carbon steel pipes can withstand temperatures up to 816°C (1,500°F), while stainless steel pipes can withstand higher temperatures up to 1,200°C (2,192°F) or even more, depending on the alloy.
- Q: How do you calculate the pipe thermal expansion for steel pipes?
- In order to calculate the thermal expansion of steel pipes, one must take into account the material's coefficient of thermal expansion (CTE), the temperature fluctuation, and the pipe's length. The CTE represents the extent to which a material expands or contracts in response to temperature changes. For steel, the average CTE is typically approximately 12 x 10^-6 per degree Fahrenheit (or 6.5 x 10^-6 per degree Celsius). However, this value may vary depending on the specific grade of steel. Subsequently, the temperature change that the pipe will encounter must be determined. This can be the discrepancy between the operating temperature and the ambient temperature, or the temperature variation caused by the fluid or gas flowing through the pipe. Finally, the thermal expansion can be calculated using the following formula: Thermal Expansion = CTE x Length x Temperature Change Where: - CTE signifies the coefficient of thermal expansion - Length denotes the pipe's length - Temperature Change represents the temperature difference For instance, if a steel pipe has a length of 10 meters (32.8 feet) and experiences a temperature change of 100 degrees Celsius (180 degrees Fahrenheit), assuming a CTE of 12 x 10^-6 per degree Celsius, the thermal expansion would amount to: Thermal Expansion = 12 x 10^-6 x 10 x 100 = 0.012 meters (or 12 millimeters) This means that the pipe would expand by 12 millimeters due to the temperature alteration. It is important to note that this calculation provides an approximation of the thermal expansion. However, other factors such as pipe supports, restraints, and the specific application should also be taken into consideration to ensure the proper design and installation of the steel pipe system.
- Q: How are steel pipes used in the construction of gas distribution networks?
- Steel pipes are commonly used in the construction of gas distribution networks due to their durability, strength, and ability to withstand high pressure. These pipes are used to transport natural gas from the source to homes, businesses, and industries. The steel pipes are laid underground and connected using fittings and valves to create a network that efficiently distributes gas. It ensures a safe and reliable delivery of gas to consumers while minimizing the risk of leaks or accidents.
- Q: What are steel pipes used for?
- Steel pipes are used for a wide range of applications in various industries. One of the most common uses of steel pipes is for transporting fluids and gases. They are extensively used in oil and gas pipelines to transport oil, natural gas, and other petroleum products over long distances. Steel pipes are also used in water supply systems, both for domestic and industrial purposes. In the construction industry, steel pipes are used for structural purposes. They provide excellent strength and durability, making them ideal for constructing buildings, bridges, and other infrastructure. Steel pipes are also used in the construction of high-rise buildings, as they can withstand heavy loads and provide stability. Steel pipes are widely used in the manufacturing industry as well. They are used in the production of machinery, equipment, and vehicles. Steel pipes are commonly used for conveying materials such as coal, ore, and grain in bulk handling systems. They are also used in the manufacturing of automotive parts, such as exhaust systems, chassis, and suspension components. Furthermore, steel pipes have various applications in the energy sector. They are used in power plants to transport steam and hot water, as well as in the production and distribution of electricity. Steel pipes are also used in the renewable energy sector, particularly in the construction of wind turbine towers and solar panel frameworks. In addition to these major applications, steel pipes are also used in plumbing systems, irrigation systems, and in the construction of fences and railings. They are highly versatile and can be customized to meet specific requirements in terms of size, thickness, and coating. Overall, steel pipes play a crucial role in many industries and are essential for transporting fluids, constructing infrastructure, and manufacturing various products. Their strength, durability, and versatility make them a preferred choice among engineers and professionals in different fields.
- Q: What are the advantages of using steel pipes in the manufacturing of appliances?
- There are several advantages of using steel pipes in the manufacturing of appliances. Firstly, steel pipes offer high strength and durability, ensuring a long lifespan for the appliances. Secondly, steel pipes have excellent corrosion resistance properties, which is crucial in appliances that come into contact with water or other corrosive substances. Thirdly, steel pipes can withstand high temperatures, making them suitable for appliances that generate heat. Additionally, steel pipes provide a smooth and efficient flow of fluids or gases, enhancing the overall performance of the appliances. Lastly, steel pipes are readily available and cost-effective, making them a preferred choice for manufacturers.
- Q: What is the maximum temperature and pressure that steel pipes can withstand?
- The maximum temperature and pressure that steel pipes can withstand depend on various factors such as the grade of steel, wall thickness, and intended application. However, in general, steel pipes can typically withstand temperatures up to 1000-1200°C (1800-2200°F) and pressures ranging from 1000-5000 psi (6.9-34.5 MPa). It is important to consult specific industry standards and engineering guidelines for accurate information based on the specific steel grade and application.
- Q: What are the different types of steel pipe end connections?
- There are several types of steel pipe end connections, including threaded, welded, flanged, grooved, and compression fittings.
- Q: Are steel pipes environmentally friendly?
- Steel pipes can be considered environmentally friendly due to their high durability and recyclability. Steel is a sustainable material that can be reused multiple times without losing its structural integrity. Additionally, steel pipes have low emission rates during production and can be coated to prevent corrosion, extending their lifespan. However, the environmental impact of steel pipes also depends on factors such as extraction of raw materials and energy consumption during manufacturing.
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High manufacturing accuracy Seamless Black Steel Pipes API5L,GB,ASTM,ASME
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 333 m.t./month
OKorder Service Pledge
OKorder Financial Service
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