SPIRAL WELDED STEEL PIPE 12'' 14‘’ MIDDLE DIMETER CARBON
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 3000 m.t/month
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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< span=""> | <0.045< span=""> | <0.030< span=""> | >195 | 315-430 | 32-33 |
Q215 | 0.09-0.15 | 0.25-0.55 | <0.05< span=""> | <0.045< span=""> | <0.030< span=""> | >215 | 335-450 | 26-31 |
Q235 | 0.12-0.20 | 0.30-0.70 | <0.045< span=""> | <0.045< span=""> | <0.030< span=""> | >235 | 375-500 | 24-26 |
Q345 | <0.20< span=""> | 1.0-1.6 | <0.040< span=""> | <0.040< span=""> | <0.55< span=""> | >345 | 470-630 | 21-22 |
Packaging & Delivery
Packaging Detail: | Normal exporting packing,in container or bulk vessel or as per clients' request |
Delivery Detail: | 2 months after confimed contract |
Specifications
Large Diameter API 5L X70 PSL2 LSAW Steel Pipe
Grade: X42, X46, X50, X52, X60, B, C
OD: 1.5"-28"
WT: SCH10-SCH160
Brand:TPCO
Large Diameter API 5L X70 PSL2 LSAW Steel Pipe
Specifications:
u Standard: API 5L
u Grade: B, C, X42, X46, X50, X52, X56, X60, X65, X70, X80
u OD: 1.5"-28"
u WT: SCH10-SCH160
u Length: 5-12m
u Ends Finish: plain end, bevel end, grooved end
u Surface Treatment: bare, black varnished, oiled finish, red color, anti-corrosion, 3PE, FBE or epoxy coating
u Technique: hot rolled or cold drawn
u Application: api 5l steel pipe for conveying oil, water, gas
u Invoicing: based on theoretical weight or actual weight
u Payment Terms: L/C at sight, T/T or Western Union
u Trade Terms: FOB, CFR, CIF
u Certification: ABS manufacturing assessment, ABS design assessment, API 5CT, API 5L, DNV manufacturer certificate, ISO9001 quality management system certificate, ISO14001 environment management system certificate, GB/T28001 occupational health and safety management system certificate, A1 class manufacturing license of special equipment certificate, CCS, GL, LR, SGS, TüV, PDE
- Q: When can I use the PVC pipe and when to use the galvanized pipe?
- PVC pipeline use temperature is -5 to 90 degrees or so, according to the current market price of around 6000 yuan per ton, the price is cheap. Its corrosion resistance is good, can resist most of the acid and alkali, and unlike the steel pipe that is easy to rust, so in the construction of the upper and lower water pipes and other fields have gradually replaced the trend of steel pipe.
- Q: Can steel pipes be used for conveying chemicals?
- Steel pipes are capable of conveying chemicals. Steel, being a robust and long-lasting material, can endure high pressure and temperature conditions. This makes it suitable for the transportation of diverse chemicals. Moreover, steel pipes possess exceptional resistance against corrosion, which is particularly crucial when handling corrosive substances. They find common usage in industries such as oil and gas, chemical processing, and water treatment, where the secure and efficient conveyance of chemicals is indispensable. However, it is essential to consider the specific requirements of the chemical being transported and ensure compatibility with the steel pipe. It may be necessary to select the appropriate material, including the utilization of corrosion-resistant coatings or linings, to prevent any adverse reactions between the chemicals and the steel pipe.
- Q: The difference between 12Cr1MoVG alloy steel tube and 15CrMo
- 12Cr1MoVG is a kind of material for alloy tubes. The main purpose is to make the steel structure in the boiler, the use temperature of 580 degrees, requiring high temperature resistance steel plate, durable strength, steel plate in the normalized and tempered state delivery. 12Cr1MoV alloy tube is based on high quality carbon structural steel. It is appropriate to add one or more alloy elements to improve the mechanical properties, toughness and hardenability of steel.
- Q: Are steel pipes suitable for underground chemical transport?
- Steel pipes are widely regarded as appropriate for transporting chemicals underground because of their high strength and durability. They have the ability to endure the pressure and weight of the soil above, rendering them impervious to harm or collapse. Furthermore, steel pipes possess corrosion resistance, which is vital when conveying chemicals that might react with or corrode other substances. They also have the capability to handle a wide range of temperatures, making them suitable for transporting chemicals that necessitate specific temperature conditions. Nevertheless, it is crucial to carefully consider the particular chemical being transported and seek advice from experts in chemical engineering or pipeline design to guarantee the compatibility of the steel pipes with the chemical and the implementation of any necessary safety precautions.
- Q: Can steel pipes be used for conveying solids?
- Yes, steel pipes can be used for conveying solids. Steel pipes are commonly used in industries such as mining, construction, and agriculture to transport various solid materials, including ores, gravel, sand, and grains. The durability and strength of steel make it a suitable material for handling solid substances efficiently and ensuring their safe transportation.
- Q: Can steel pipes be used for electrical conduits?
- No, steel pipes are not typically used for electrical conduits as they are conductive and can pose a safety risk. Electrical conduits are usually made of non-conductive materials such as PVC or metal with insulating coatings.
- Q: What are the different types of steel pipe unions?
- Various industries and applications commonly utilize several types of steel pipe unions. Some of the most frequently used types are as follows: 1. Threaded Union: This union features female threads on both ends, facilitating easy attachment to two male threaded pipes. It ensures a reliable connection that is resistant to leaks. 2. Socket Weld Union: On one end, this union has a socket, while the other end is equipped with a female threaded connection. It is specifically designed for socket welding, where the pipe is inserted into the socket and then welded around the joint, resulting in a robust and long-lasting connection. 3. Butt Weld Union: This specific union is employed for joining two pipes with butt weld ends. It necessitates beveling the pipes and subsequently welding them together, creating a sturdy and permanent connection. 4. Compression Union: Typically used for connecting pipes made of softer materials like copper or plastic, compression unions consist of a compression nut and a compression ring. These components are tightened onto the pipe, ensuring a tight and secure seal. 5. Flanged Union: This union is equipped with flanges on both ends, allowing it to be bolted onto two flanged pipes. Flanged unions are commonly utilized in applications where easy disassembly and reassembly are necessary. 6. Grooved Union: Grooved unions possess grooves on their ends, which are utilized for connecting pipes by inserting them into the grooves and securing them with a coupling. They are often utilized in fire protection systems and other applications where quick installation and easy maintenance are of utmost importance. These examples represent only a fraction of the numerous types of steel pipe unions available. The selection of a union depends on the specific requirements of the application, such as the pipe material, size, and operating conditions. Seeking advice from a professional or consulting industry standards can aid in determining the most suitable union for a particular project.
- Q: How are steel pipes used in the food and beverage industry?
- Steel pipes are commonly used in the food and beverage industry for various applications including transporting water, steam, gases, and other liquids. They are preferred due to their durability, strength, and resistance to corrosion, ensuring the safety and hygiene of food and beverage products. These pipes are used in processes such as conveying ingredients, transferring liquids and gases during production, and supplying utilities like water and steam for cleaning and sterilization purposes.
- Q: Do steel pipes require maintenance?
- Maintenance is necessary for steel pipes. Despite their durability and long lifespan, steel pipes can still experience wear and tear over time. To ensure optimal performance and extend their lifespan, regular maintenance is crucial. Inspecting the pipes for damage or corrosion is an important part of maintenance. Rust and corrosion can affect steel pipes, especially in high humidity or water-exposed environments. Regular inspections enable early detection of any problems, preventing more extensive damage and costly repairs in the future. Cleaning the pipes is another maintenance task. Over time, debris, sediment, or mineral deposits can accumulate in steel pipes. These build-ups can restrict fluid flow or impact the quality of transported materials. Regular cleaning removes these obstructions and maintains pipe efficiency. Periodic lubrication or coating may be necessary depending on the pipe's use. Lubricants and coatings reduce friction, prevent corrosion, and enhance durability. During maintenance, these can be applied to ensure smooth functioning and resistance to corrosion. In summary, regular maintenance is vital for steel pipes to maximize performance, prevent damage, and extend their lifespan. By investing time and effort in maintenance, potential issues can be identified and addressed early on, ultimately saving time and money in the long term.
- Q: How are steel pipes protected against internal scaling?
- Steel pipes are protected against internal scaling through a process called internal coating or lining. This involves the application of a protective layer on the interior surface of the pipe to prevent the formation of scales or deposits. There are several methods used for this purpose. One common method is the application of epoxy coatings. Epoxy is a durable and corrosion-resistant material that forms a continuous barrier on the inside of the pipe. It helps to prevent the accumulation of minerals and other substances that can lead to scaling. Epoxy coatings are often applied by spraying or brushing onto the pipe's interior surface and then cured to form a hard and smooth finish. Another method used for protecting steel pipes against internal scaling is cement mortar lining. In this process, a layer of cement mortar is applied to the inside of the pipe. The cement mortar acts as a barrier against scaling and also provides additional protection against corrosion. This lining process is commonly used for large-diameter pipes that are used in water distribution systems. Polyethylene (PE) lining is another technique employed to protect steel pipes from internal scaling. PE lining involves the insertion of a high-density polyethylene liner into the pipe. This liner acts as a barrier against scaling and also helps to reduce friction, improving the flow of fluids through the pipe. PE lining is often used in applications where a smooth interior surface is required, such as in oil and gas pipelines. In addition to these methods, regular maintenance and cleaning of the pipes can also help prevent internal scaling. This may involve the use of chemical cleaning agents or mechanical cleaning techniques to remove any deposits that have formed on the pipe's interior surface. Overall, protecting steel pipes against internal scaling is crucial to maintain their efficiency and prolong their lifespan. By utilizing various coating and lining methods, as well as implementing proper maintenance practices, the risk of internal scaling can be significantly reduced.
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SPIRAL WELDED STEEL PIPE 12'' 14‘’ MIDDLE DIMETER CARBON
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 3000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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