SPIRAL CARBON STEEL PIPE ASTM A53/ASTM A106
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Packaging & Delivery
Packaging Detail: | standard export packing or as customer's requirement |
Delivery Detail: | within 10 - 30 days |
Specifications
Spiral Welded Steel Pipes and Tubes
1.Material:Q195-Q235
2.Length:1-12m
3.WT:1.0-14mm
4.O.D.:20-273mm
Spiral Welded Steel Pipes and Tubes
Product Description:
1.Material : Q235,Q345,L245,L290,L360,L415,L450,L485,GrB,X42,46,X52,X56,X60,X65,X70,X80,X100
2,Standard: SY/T5037-2000,GB/T9711-2011,API Spec 5L PSL1/PSL2,ASTM A252\A53,ISO3183,DIN17172,EN10217,JIS G3457,AWWA C200,ASTM A139,ASTM A671,ASTM A672
3.Wall thickness: 3.0mm-30mm
4.Outer diameter: φ168mm-3020mm
5,Length: 5m-12m or as your requirement
6,Corrosion protection standard: DIN30670,DIN30671, AWWAC210, AWWA C203, SY/T0413-2002,SY/T0414-2002
7,Application: Oil, gas, natural gas, water pipe, thermal electricity pipe, steel structure engineering, etc
Q195-q345 Material Steel Pipe's Materials
Elements | Chemical Compsition% | Mechanical Property | ||||||
| C% | Mn% | S% | P% | Si% | Yield Point (Mpa) | Tensile Strength(Mpa) | Elongation |
Q195 | 0.06-0.12 | 0.25-0.50 | <0.050 | <0.045 | <0.030 | >195 | 315-430 | 32-33 |
Q215 | 0.09-0.15 | 0.25-0.55 | <0.05 | <0.045 | <0.030 | >215 | 335-450 | 26-31 |
Q235 | 0.12-0.20 | 0.30-0.70 | <0.045 | <0.045 | <0.030 | >235 | 375-500 | 24-26 |
Q345 | <0.20 | 1.0-1.6 | <0.040 | <0.040 | <0.55 | >345 | 470-630 | 21-22 |
- Q: Can steel pipes be used for underground cable conduits?
- Yes, steel pipes can be used for underground cable conduits. Steel pipes have high strength and durability, making them suitable for protecting and housing cables underground. They provide excellent protection against external elements and can withstand a wide range of environmental conditions. Additionally, steel pipes offer good resistance to corrosion, ensuring the longevity of the cable conduit system.
- Q: Are steel pipes resistant to electromagnetic interference?
- Yes, steel pipes are generally resistant to electromagnetic interference due to their conductive properties. The metallic nature of steel helps to create a shielding effect, preventing the penetration of electromagnetic waves and reducing interference.
- Q: Are steel pipes suitable for use in sewage treatment plants?
- Yes, steel pipes are suitable for use in sewage treatment plants. Steel pipes are durable, corrosion-resistant, and have a long lifespan, making them ideal for handling the harsh conditions and corrosive substances found in sewage systems. Additionally, steel pipes offer high strength and are capable of withstanding high-pressure flows, making them a reliable choice for sewage treatment plants.
- Q: How to establish a concrete-filled steel tubular column model in ANSYS?
- A two unit model or a composite unit model can be adoptedTwo units are constructed of steel tubes and concreteA composite unit may be either a fiber element or a section conversion attribute
- Q: Are steel pipes suitable for high-temperature applications?
- Yes, steel pipes are suitable for high-temperature applications. Steel has excellent heat resistance properties, and steel pipes can withstand high temperatures without deformation or structural failure. Additionally, steel pipes can maintain their strength and durability even under extreme heat conditions, making them a reliable choice for various industrial and commercial applications involving high temperatures.
- Q: How are steel pipes protected during transportation?
- Steel pipes are protected during transportation through a variety of measures to ensure their safety and integrity. One common method is the use of protective coatings on the exterior of the pipes. These coatings, such as epoxy or polyethylene, serve as a barrier against external factors like moisture, corrosion, and physical damage. Additionally, the pipes are often bundled together and secured with strapping or bands to prevent movement and potential collisions during transit. In some cases, pipes may also be placed within wooden crates or containers for added protection against impact and handling. Furthermore, careful loading and unloading procedures are followed to minimize any stress or strain on the pipes. By implementing these protective measures, steel pipes can safely reach their destination without compromising their quality or structural integrity.
- Q: What are the different methods of joining steel pipes together?
- There are multiple techniques for connecting steel pipes, each with its own pros and cons. 1. Welding, the most commonly used method, involves heating and applying pressure to fuse the pipe ends. This creates a robust joint, but it necessitates skilled labor and specialized equipment. 2. Threaded connections involve threading the ends and using fittings to connect the pipes. This method is relatively simple and quick, but it may not be as strong as welding and can be prone to leakage if not sealed properly. 3. Flanged connections involve using flanges and bolts to connect the pipes. This allows for easy disassembly and reassembly, making it suitable for applications that require frequent maintenance. Flanged connections are also highly resistant to leakage. 4. Compression fittings involve compressing a ring or ferrule onto the pipe to create a tight seal. This method is straightforward and does not require heat or welding, making it ideal for applications where heat or sparks are prohibited. 5. Grooved connections involve cutting grooves into the pipe ends and using mechanical couplings to secure them. This method is fast, reliable, and allows for easy assembly and disassembly. Grooved connections are commonly used in fire protection systems. 6. Brazing, similar to welding, involves heating the pipe ends and adding filler material to join them. This method is often used for smaller diameter pipes and provides a strong joint, but it requires a high-temperature torch and skilled labor. Each method has its own advantages and is suitable for different applications. The choice of joining method depends on factors such as required strength, ease of installation, maintenance requirements, and pipe type.
- Q: How are steel pipes insulated to prevent condensation?
- Steel pipes are typically insulated using materials such as foam or fiberglass that have low thermal conductivity. These insulating materials create a barrier that prevents the transfer of heat between the pipe and the surrounding environment, reducing the temperature difference and minimizing the chance of condensation occurring on the pipe surface.
- Q: What are the common methods for inspecting the condition of steel pipes?
- There are several common methods for inspecting the condition of steel pipes. These methods aim to identify any defects or potential issues that could affect the integrity of the pipes. 1. Visual Inspection: This involves a thorough visual examination of the pipes to identify any visible signs of damage such as corrosion, cracks, or leaks. Inspectors may use tools such as flashlights, mirrors, or borescopes to access hard-to-reach areas. 2. Ultrasonic Testing: This method uses high-frequency sound waves to detect defects within the steel pipes. A transducer is used to emit sound waves, and any disruptions or reflections in the waves can indicate potential issues such as cracks or thinning of the pipe walls. 3. Magnetic Particle Testing: This technique is primarily used to detect surface cracks or defects in steel pipes. A magnetic field is applied to the pipe, and fine iron particles are then applied to the surface. The particles will gather at any areas where there are surface defects, making them easily visible. 4. Eddy Current Testing: This non-destructive testing method is used to detect surface and near-surface defects in steel pipes. It involves passing an alternating current through a coil, which induces eddy currents in the pipe. Any disruptions or changes in the eddy currents can indicate defects such as corrosion or cracks. 5. Radiographic Testing: This method uses X-rays or gamma rays to inspect the internal structure of steel pipes. X-ray film or a digital detector is placed on one side of the pipe, while the X-ray source is placed on the other side. The rays penetrate the steel, and any irregularities or defects can be identified on the film or through digital imaging. 6. Dye Penetrant Inspection: This technique is used to detect surface-breaking defects in steel pipes. A dye penetrant is applied to the surface of the pipe, and after a specified period, a developer is used to draw out the dye from any defects. The dye will make the defects easily visible. These methods, either individually or in combination, provide a comprehensive inspection of steel pipes, ensuring their reliability and safety in various industries such as oil and gas, construction, and manufacturing.
- 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.
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SPIRAL CARBON STEEL PIPE ASTM A53/ASTM A106
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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