API 5L Seamless Line 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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- Q:What are the common protective coatings used on the inner surface of steel pipes?
- The common protective coatings used on the inner surface of steel pipes include epoxy, polyurethane, and cement mortar coatings. These coatings provide corrosion resistance, prevent the formation of scales, and improve the durability and lifespan of the pipes.
- Q:How are steel pipes protected against rust?
- Steel pipes can be safeguarded against rust in various ways. One popular approach entails applying a protective coating to the pipes. This can be achieved through the use of a paint layer, epoxy, or a corrosion-resistant coating like zinc or galvanized coatings. These coatings act as a barrier between the steel and moisture, preventing rust formation. Another technique for shielding steel pipes from rust involves cathodic protection. This method employs sacrificial anodes, typically composed of zinc or magnesium, which are affixed to the steel pipes. These anodes corrode instead of the steel, sacrificing themselves and preventing rust on the pipes. In addition to coatings and cathodic protection, corrosion inhibitors can also be employed to protect steel pipes against rust. Corrosion inhibitors are chemicals that are added to the water or fluid flowing through the pipes. These chemicals generate a protective film on the steel's surface, inhibiting corrosion and preventing rust formation. Furthermore, regular maintenance and inspections play a vital role in safeguarding steel pipes against rust. Promptly addressing any signs of damage or wear on the protective coatings is crucial to prevent rust formation. Additionally, ensuring that the pipes are properly cleaned and dried before applying protective coatings can enhance their effectiveness. In summary, a combination of protective coatings, cathodic protection, corrosion inhibitors, and regular maintenance is utilized to effectively shield steel pipes against rust and corrosion. This approach prolongs their lifespan and maintains their structural integrity.
- Q:Material of welded steel pipe
- GB/T3091-1993 (galvanized steel pipe for low pressure fluid delivery). Mainly used to transport water, gas, air, oil and heating, hot water or steam, etc. generally lower pressure fluid and other use tube. Its representative material is Q235 grade a steel.
- 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:What are the dimensions of a standard steel pipe?
- The dimensions of a standard steel pipe can vary, but commonly, they range from 1/8 inch to 72 inches in diameter and have a standard length of 21 feet.
- Q:What are the common factors affecting the lifespan of steel pipes?
- Steel pipes can have their lifespan significantly reduced by various common factors. One primary factor is corrosion, which occurs when the steel is exposed to moisture, chemicals, and harsh environmental conditions, leading to rust and deterioration over time. Another determinant of the lifespan of steel pipes is the quality of materials used in their manufacturing. Higher-grade steel with better resistance to corrosion and degradation generally lasts longer compared to lower-quality materials. Proper installation and regular maintenance are crucial for ensuring the longevity of steel pipes. Inadequate support or improper alignment during installation can cause premature failure, while neglecting routine maintenance, such as cleaning and inspection, can speed up the degradation process. The operating conditions also play a role in the lifespan of steel pipes. Factors like temperature, pressure, and the type of fluid or gas being transported can affect the pipes' integrity. Extreme conditions, such as high temperatures or exposure to corrosive substances, can significantly reduce their lifespan. Excessive mechanical stress, including vibration, impact, or heavy loads, can weaken steel pipes over time. If not properly managed or accounted for during the design and installation process, this stress can lead to cracking, deformation, or even complete failure. The surrounding environment also influences the lifespan of steel pipes. Exposure to harsh weather conditions, such as extreme temperature variations or frequent freeze-thaw cycles, can expedite the deterioration process. Pollutants or aggressive substances in the surrounding soil or water can also contribute to the degradation of steel pipes. To ensure the durability and reliability of steel pipes, it is essential to consider and address factors such as corrosion, material quality, installation and maintenance practices, operating conditions, mechanical stress, and environmental factors. By doing so, the lifespan of steel pipes can be extended.
- Q:Are steel pipes suitable for use in mining applications?
- Yes, steel pipes are suitable for use in mining applications. Steel pipes are known for their high durability, strength, and resistance to corrosion, making them ideal for mining operations where they may be exposed to harsh conditions such as abrasive materials, high pressure, and extreme temperatures. Additionally, steel pipes can be easily welded and customized to meet specific mining requirements, making them a reliable choice for transporting fluids, gases, and materials in mining operations.
- Q:What is the maximum temperature that steel pipes can handle?
- The maximum temperature that steel pipes can handle varies depending on the specific grade and type of steel used. However, in general, steel pipes can withstand high temperatures ranging from 750 to 1200 degrees Celsius (1382 to 2192 degrees Fahrenheit).
- Q:How does the price of steel pipes fluctuate?
- The price of steel pipes can fluctuate due to several factors, including changes in raw material costs, supply and demand dynamics, global economic conditions, and trade policies. For example, a rise in the cost of iron ore or other metals used in steel production can lead to an increase in the price of steel pipes. Similarly, a decrease in demand for construction or infrastructure projects can lower the demand for steel pipes, leading to a decrease in prices. Additionally, changes in trade policies, such as tariffs or restrictions on imports or exports, can also impact steel pipe prices. Overall, the price of steel pipes is influenced by various market forces and external factors, causing it to fluctuate over time.
- Q:Can steel pipes be used for power plant construction?
- Steel pipes are indeed suitable for power plant construction. They find wide usage in power plants for multiple purposes, including steam, water, and air/gas piping. Their strength, durability, and capacity to endure high temperatures and pressures make them highly recommended. Moreover, steel pipes possess exceptional resistance to corrosion, a crucial factor in power plant settings where various fluids and gases are transported. Furthermore, their easy weldability permits efficient installation and maintenance. In conclusion, steel pipes emerge as a dependable and economical option for constructing power plants.
The company's main products are: the low-pressure boiler seamless steel pipe, oil casing seamless pipe, ship seamless steel tubes, seamless steel pipe, petroleum cracking, chemical fertilizer equipment, seamless steel tubes, structural seamless steel pipe, seamless steel hollow pumping rod with eight series. According to GB, ASTM, APL5L, AP15CT, DIH, JIS and other standard production seamless steel tubes.
1. Manufacturer Overview |
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| Location | Hebei, China |
| Year Established | 1990 |
| Annual Output Value | Above 30 milionrmb |
| Main Markets | Germany; Japan;Korea; America; Brasil; Canada |
| Company Certifications | ISO9001:2000 ; API |
2. Manufacturer Certificates |
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| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
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| a)Trade Capacity | |
| Nearest Port | Tianjin; Qingdao |
| Export Percentage | 50% |
| No.of Employees in Trade Department | Above 10 |
| Language Spoken: | English; Chinese |
| b)Factory Information | |
| Factory Size: | 8,5000square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | OEM Service Offered; Design Service Offered |
| Product Price Range | High Average |
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API 5L Seamless Line 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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