Polypropylene Coating Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Good quality of Polypropylene Coating Steel Pipe with best price.
Specifications of Polypropylene Coating Steel Pipe
|
order |
item |
performance |
test method. | |
|
2PE |
3PE | |||
|
1 |
peeling strength （N/cm）20±5℃ 50±5℃ |
≥35 ≥25 |
≥60 ≥40 |
DIN30670 |
|
2 |
cathodic disbanding(mm) (65℃,48h) |
≤15 |
≤10 |
SY/T4013 |
|
3 |
impact strength (J/mm) |
≥8 |
DIN30670 | |
|
4 |
bending resistant (2.5°) |
No cracking of polyethylene |
SY/T4013 | |
|
5 |
Pinhole (25kv) |
No leak |
DIN30670 | |
| Packaging Detail: | packing in bundle with steel strips; with seaworthy package at the end; could be done with your requirement for polypropylene coating steel pipe. |
| Delivery Detail: |
usually within 10-30 days after receipt of deposit, ASAP |
Factory and production line ,product picturers of Polypropylene Coating Steel Pipe shown as below,
Pipe with Polypropylene Coating
Production line machine.High technology with imported machine.
Welcome to visit our company and order Polypropylene Coating Steel Pipe from us.
- Q:How do steel pipes handle abrasive materials?
- Steel pipes are highly resistant to abrasion and can effectively handle abrasive materials. The durable nature of steel allows it to withstand the erosive forces caused by abrasive particles, preventing damage and maintaining structural integrity. Additionally, steel pipes can be further protected by applying coatings or linings, enhancing their ability to handle even the most abrasive substances.
- Q:How do you calculate the pipe friction loss for steel pipes?
- To calculate the pipe friction loss for steel pipes, you need to use the Darcy-Weisbach equation. This equation is commonly used in fluid dynamics to determine the pressure drop or friction loss due to the flow of fluid through a pipe. The equation is as follows: ΔP = (f * L * ρ * V²) / (2 * D) Where: ΔP = Pressure drop or friction loss f = Darcy friction factor L = Length of the pipe ρ = Density of the fluid V = Velocity of the fluid D = Diameter of the pipe The Darcy friction factor (f) is a dimensionless value that depends on the Reynolds number (Re) and the relative roughness (ε/D) of the pipe, where ε is the absolute roughness of the pipe. To determine the friction factor, you can use various correlations or Moody's diagram. Once you have the friction factor, you can plug in the values for length, density, velocity, and diameter into the equation to calculate the pressure drop or friction loss. It is important to note that the units of all the variables should be consistent (e.g., length in meters, density in kg/m³, velocity in m/s, diameter in meters) to obtain accurate results. By using this equation and obtaining the necessary parameters, you can calculate the pipe friction loss for steel pipes, which is crucial in designing and analyzing fluid flow systems.
- Q:Are steel pipes suitable for potable water supply?
- Yes, steel pipes are suitable for potable water supply. They are durable, have a long lifespan, and can withstand high pressure. Additionally, steel pipes are resistant to corrosion and provide a reliable and safe option for transporting potable water.
- Q:Can steel pipes be used in the automotive industry?
- Yes, steel pipes can be used in the automotive industry. Steel pipes are commonly used in the automotive industry for various applications such as exhaust systems, fuel lines, and structural components due to their high strength, durability, and resistance to corrosion.
- Q:What is the difference between steel pipe and tubing?
- The main difference between steel pipe and tubing lies in their shape and size. Steel pipe is typically cylindrical in shape and has a larger diameter compared to tubing, which is generally produced in a variety of shapes, including round, square, and rectangular, with smaller diameters. Additionally, steel pipe is commonly used for transporting fluids and gases, while tubing is often utilized for structural applications or as components in mechanical systems.
- Q:How are steel tubes represented?
- If it is seamless steel pipe, welded steel pipe, the method of expression is: nominal diameter refers to the outer diameter (diameter * wall thickness). The unit is mm. [for example, seamless steel tubes of phi 32 * 3. It means that the nominal diameter (outside diameter) is seamless steel pipe of phi 32mm and wall thickness 3mm.
- Q:How do you calculate the pipe thermal expansion for steel pipes?
- To calculate the pipe thermal expansion for steel pipes, you need to consider the coefficient of thermal expansion (CTE) of the material, the temperature change, and the length of the pipe. The CTE is a measure of how much a material expands or contracts with temperature changes. For steel, the average CTE is typically around 12 x 10^-6 per degree Fahrenheit (or 6.5 x 10^-6 per degree Celsius). However, this value can vary depending on the specific grade of steel. Next, determine the temperature change that the pipe will experience. This can be the difference between the operating temperature and the ambient temperature, or the change in temperature due to the fluid or gas flowing through the pipe. Finally, calculate the thermal expansion using the formula: Thermal Expansion = CTE x Length x Temperature Change Where: - CTE is the coefficient of thermal expansion - Length is the length of the pipe - Temperature Change is the difference in temperature For example, if you have a steel pipe with a length of 10 meters (32.8 feet) and a temperature change of 100 degrees Celsius (180 degrees Fahrenheit), and assuming a CTE of 12 x 10^-6 per degree Celsius, the thermal expansion would be: Thermal Expansion = 12 x 10^-6 x 10 x 100 = 0.012 meters (or 12 millimeters) This means the pipe would expand by 12 millimeters due to the temperature change. It's important to note that this calculation provides an estimate of the thermal expansion, but other factors such as pipe supports, restraints, and the specific application should also be considered to ensure the proper design and installation of the steel pipe system.
- Q:Can steel pipes be used for oil transportation?
- Yes, steel pipes are commonly used for oil transportation due to their high strength, durability, and resistance to corrosion.
- Q:Can steel pipes be used for underwater applications?
- Yes, steel pipes can be used for underwater applications. Steel is a strong and durable material that can withstand the harsh conditions of underwater environments, making it suitable for various applications such as offshore oil and gas exploration, underwater construction, and marine infrastructure. Additionally, steel pipes can be coated with protective layers to prevent corrosion and ensure long-term performance underwater.
- Q:What is the impact of steel pipe size on flow rate and pressure?
- The steel pipe size has a significant impact on both the flow rate and pressure. A larger pipe size allows for higher flow rates by reducing the frictional losses, resulting in increased fluid velocity. This leads to higher pressure drops across the pipe due to the increased surface area exposed to the flowing fluid. Conversely, a smaller pipe size restricts the flow, causing higher pressure drops and lower flow rates. Therefore, selecting an appropriate pipe size is crucial to ensure optimal flow rates and pressure levels in a system.
Currently, the company can take the single and double pipe fusion bonded epoxy powder corrosion (FBE), double-layer polyethylene (2PE) and three-layer polyethylene anti-corrosion (3PE), double layer polypropylene anti-corrosion (2PP), and three-layer polypropylene (3PP) outer coating works. Executive DIN30670, DIN30671, SY/T0413-2002, SY/T0315-97, GB/T23257-2009 standard, corrosion range φ34-φ1600mm, the annual production capacity of 200 million square meters.
1. Manufacturer Overview |
|
|---|---|
| Location | Cangzhou,China |
| Year Established | 2010 |
| Annual Output Value | 200 million square meters |
| Main Markets | Main land;Middle East;Southeast Asia |
| Company Certifications | ISO 9001 |
2. Manufacturer Certificates |
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|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 41% - 50% |
| No.of Employees in Trade Department | less than 10 |
| Language Spoken: | English；Chinese |
| b)Factory Information | |
| Factory Size: | 20,000 square meters |
| No. of Production Lines | 2 |
| Contract Manufacturing | OEM Service Offered；Design Service Offered |
| Product Price Range | Average |
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Polypropylene Coating Steel Pipe
- Ref Price:
-
- Loading Port:
- Tianjin Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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