SPIRAL CARBON STEEL PIPE ASTM API
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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: How are steel pipes used in mining?
- Steel pipes find extensive use in mining operations for a range of purposes. In mining, one of the primary applications of steel pipes involves the transportation of materials, including water, slurry, and other liquids. These pipes possess exceptional durability and can withstand the harsh conditions typically encountered in mining environments, rendering them highly suitable for long-distance material conveyance. Furthermore, steel pipes serve as crucial components in mining ventilation systems. The provision of fresh air to workers and the elimination of harmful gases and dust are of paramount importance in the mining industry. Steel pipes are employed in the construction of ventilation shafts and ducts, facilitating the airflow throughout the mine and ensuring the safety of the miners in their working environment. Moreover, steel pipes contribute significantly to the construction of underground tunnels and mine shafts. By providing structural support and reinforcement, they effectively prevent collapses and maintain the stability of the mine. The strength and durability inherent in steel pipes make them the ideal choice for these critical applications in mining. Another noteworthy use of steel pipes in mining is for the extraction of resources. In certain instances, steel pipes are deployed to establish boreholes or wells, enabling access to underground deposits of minerals or water. Inserted into the ground, these pipes are instrumental in employing various techniques such as drilling or hydraulic fracturing to extract the desired resources. In summary, steel pipes play an indispensable role in the mining industry, serving an array of purposes, including material transportation, ventilation, structural support, and resource extraction. Their strength, durability, and ability to withstand adverse conditions make them an indispensable asset in mining operations.
- Q: How do you repair damaged steel pipes?
- To fix steel pipes that have been damaged, there are several steps you can take: First, you need to determine the extent of the damage. Assess how severe it is to decide if you can repair it or if you need to replace the entire pipe. Next, isolate and drain the section that is damaged. Shut off the water supply to that part of the pipe and drain any remaining water to prevent further leaks or damage. After that, clean the damaged area by removing any dirt, rust, or debris. You can use a wire brush or sandpaper for this job. Then, prepare the damaged area by roughening the surface with coarse sandpaper. This will help the repair material adhere better to the pipe. Next, choose a repair method based on the size and location of the damage. There are different options available such as using epoxy putty, pipe wraps, or clamps. Once you've chosen a repair method, follow the instructions provided to apply the repair material to the damaged area. Make sure it covers the entire damaged section and extends slightly beyond it for added protection. After applying the repair material, allow it to cure according to the manufacturer's instructions. This will ensure a strong bond and effective sealing of the damaged area. Once the repair has cured, turn the water supply back on and check for any leaks. If there are no signs of leakage, then the repair has been successful. If there are still leaks, you may need to reconsider the repair or seek professional help. Keep in mind that these steps are a general guideline for repairing damaged steel pipes. The specific repair method may vary depending on the size and severity of the damage. In more complex cases or if you're unsure, it's best to consult a professional plumber or pipe repair specialist.
- Q: What is the difference between carbon steel and cast iron pipes?
- Various industries widely use carbon steel and cast iron pipes for different purposes. The composition and properties of these two types of pipes distinguish them from each other. 1. In terms of composition, carbon steel pipes consist mainly of iron and carbon, with trace amounts of manganese, phosphorus, sulfur, and other elements. In contrast, cast iron pipes are created by melting iron and adding a small percentage of carbon, typically ranging from 2-4%. 2. When it comes to strength and durability, carbon steel pipes generally outperform cast iron pipes. Carbon steel possesses a higher tensile strength, enabling it to handle greater pressures and reducing the likelihood of damage or deformation. On the other hand, cast iron, while strong, is more brittle and prone to cracking. 3. Carbon steel pipes necessitate additional coatings or treatments to safeguard them against corrosion. If not properly protected, these pipes can be vulnerable to rust and corrosion, particularly when exposed to moisture or corrosive substances. Conversely, cast iron pipes have inherent corrosion resistance due to the formation of a protective layer of iron oxide (rust) on their surface. 4. Cast iron pipes are typically heavier than carbon steel pipes, making them more challenging to handle and install. Comparatively, carbon steel pipes are lighter, facilitating easier transportation and installation. 5. Cast iron pipes excel in sound-dampening properties, resulting in quieter fluid flow. Conversely, carbon steel pipes tend to transmit more noise and vibrations. 6. In terms of cost, cast iron pipes generally carry a higher price tag than carbon steel pipes due to additional manufacturing processes and the increased cost of raw materials. In conclusion, the distinctions between carbon steel and cast iron pipes encompass their composition, strength, corrosion resistance, weight, noise transmission, and cost. The choice between the two relies on the specific application, budgetary considerations, and environmental factors.
- Q: Why can't stainless steel be put together with carbon steel tube?
- Stainless steel can not be put together with carbon steel because of galvanic corrosion
- Q: Are steel pipes suitable for semiconductor manufacturing plants?
- Yes, steel pipes are appropriate for use in semiconductor manufacturing plants. Steel pipes are renowned for their durability, strength, and resistance to corrosion, making them an exceptional option for a variety of industrial applications, including semiconductor manufacturing. Within semiconductor manufacturing plants, a range of chemicals and gases are employed throughout the production process. Steel pipes possess a high degree of resistance to corrosion and can endure the harsh chemicals and gases typically encountered in semiconductor manufacturing environments, thereby ensuring the integrity and longevity of the piping system. Moreover, steel pipes are capable of withstanding high-pressure conditions, which are frequently required in semiconductor manufacturing plants. They exhibit excellent mechanical properties and can endure heavy loads and stress, rendering them dependable for the transportation of fluids and gases under high pressure. Another benefit of steel pipes is their adaptability in terms of size and shape. Semiconductor manufacturing plants often necessitate a complex and intricate piping system to accommodate diverse processes and equipment. Steel pipes can be easily customized and fabricated to meet specific requirements, enabling efficient and seamless integration into the infrastructure of the plant. In summary, steel pipes possess the necessary qualities and characteristics for use in semiconductor manufacturing plants. Their durability, resistance to corrosion, high-pressure capabilities, and flexibility make them a suitable choice for the transportation of chemicals and gases in this industry.
- Q: Can steel pipes be used for signposts or street lighting poles?
- Yes, steel pipes can be used for signposts or street lighting poles. Steel pipes are often chosen for their durability, strength, and resistance to harsh weather conditions, making them suitable for supporting signs or street lighting fixtures.
- Q: Can steel pipes be used for aboveground applications?
- Steel pipes have the capability to be utilized in aboveground applications. Their strength, durability, and resistance to corrosion are well-known attributes, making them suitable for a variety of aboveground uses. Industries such as construction, oil and gas, water transportation, and infrastructure development often rely on steel pipes. Aboveground applications for steel pipes include structural supports, handrails, fencing, scaffolding, outdoor pipelines, and various other outdoor structures. Furthermore, steel pipes can undergo coating or painting processes to provide additional protection against weather conditions and enhance their aesthetic appearance. All in all, steel pipes offer versatility for aboveground applications due to their dependable nature and long-lasting performance.
- Q: How are steel pipes used in the construction of tunnels?
- Steel pipes are commonly used in the construction of tunnels for various purposes, such as drainage systems, ventilation, and providing structural support. They are used to create efficient and durable drainage systems to manage water flow and prevent flooding in tunnels. Steel pipes are also used for ventilation systems, allowing fresh air to circulate and remove pollutants. Additionally, they can be employed to provide structural support, reinforcing the tunnel walls and ensuring stability and safety.
- Q: How are steel pipes used in agriculture?
- Various purposes in agriculture make steel pipes widely used, with one common application being irrigation systems. These pipes, known for their durability and ability to withstand water pressure, transport water from wells or reservoirs to different areas of farms, enabling efficient water distribution over long distances. Furthermore, steel pipes find utility in agricultural drainage systems. By removing excess water from fields, they prevent waterlogging and ensure proper drainage. Their resistance to corrosion is particularly significant in agricultural settings, where exposure to moisture and various chemicals is common. Moreover, steel pipes serve a vital purpose in the construction of greenhouse structures. They provide structural support for the greenhouse framework and facilitate the installation of irrigation systems and other equipment. The strength and sturdiness of steel pipes enable them to withstand harsh weather conditions, making them an ideal choice for greenhouse construction. Additionally, livestock farming benefits from the use of steel pipes. They are frequently employed in the creation of fences and enclosures for animals, providing a secure and long-lasting barrier. Steel pipes also play a crucial role in the construction of animal shelters and barns. To summarize, steel pipes play a crucial and versatile role in agriculture. They are integral components in irrigation systems, drainage systems, greenhouse construction, and livestock farming. Thanks to their durability, strength, and resistance to corrosion, steel pipes are an excellent choice for a wide range of agricultural applications.
- Q: Can steel pipes be used for industrial ventilation systems?
- Yes, steel pipes can be used for industrial ventilation systems. They are commonly used due to their durability, resistance to corrosion, and ability to withstand high temperatures. Steel pipes are also strong and can handle the pressure required for efficient airflow in industrial environments.
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SPIRAL CARBON STEEL PIPE ASTM API
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
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