SPIRAL STEEL PIPE 36’‘ ASTM API LARGE DIAMETER PIPE
- Ref Price:
-
- 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 |
- Q:How are steel pipes used in the manufacturing of conveyor systems?
- Steel pipes are commonly used in the manufacturing of conveyor systems as they provide a sturdy and durable framework for supporting and transporting materials. These pipes are used to create the structure of the conveyor, forming the framework that holds the rollers, belts, and other components in place. Steel pipes also allow for easy customization and flexibility in designing conveyor systems to meet specific needs and requirements.
- Q:What is the difference between API 5L and ASTM A53 steel pipes?
- API 5L and ASTM A53 are widely utilized carbon steel pipe standards with similar purposes but notable distinctions. 1. In terms of scope, API 5L pertains to seamless and welded pipes for transporting oil, gas, water, and other fluids. It encompasses plain-end, threaded-end, and belled-end pipe types. Conversely, ASTM A53 is a standard specification for seamless and welded black and hot-dipped galvanized steel pipes utilized in mechanical and pressure applications. 2. The manufacturing processes differ, as API 5L pipes undergo hot-rolling, while ASTM A53 pipes undergo either hot-rolling or cold-drawing. This variance affects the chemical composition and mechanical properties of the pipes. 3. Generally, API 5L pipes have a higher carbon content compared to ASTM A53 pipes. This discrepancy arises from the intended use of API 5L pipes for conveying oil, gas, and water, necessitating greater strength and durability. On the other hand, ASTM A53 pipes cater to mechanical and pressure applications, where lower carbon content is deemed appropriate. 4. API 5L pipes exhibit higher minimum yield strength and tensile strength than ASTM A53 pipes. This outcome stems from the increased carbon content and more stringent manufacturing process employed for API 5L pipes. Conversely, ASTM A53 pipes possess lower yield and tensile strength requirements, rendering them more suitable for general-purpose applications. 5. API 5L pipes offer various coating options, including black varnish, 3PE, FBE, among others, depending on the specific application requirements. In contrast, ASTM A53 pipes are typically hot-dipped galvanized to enhance corrosion resistance. In conclusion, API 5L and ASTM A53 steel pipes differ in scope, manufacturing processes, chemical compositions, mechanical properties, and coating options. The appropriate choice of pipe hinges upon specific application requirements, such as the nature of the conveyed fluid, operating conditions, and desired strength and durability.
- Q:There are multiple welded galvanized steel pipe outer diameter 108mm wall thickness 4mm length of 6 meters
- Galvanized steel pipe is divided into cold galvanized steel pipe, hot galvanized steel pipe, cold galvanized steel pipe has been banned, and the latter is also advocated by the state for the moment, can be used. In 60s and 70s, developed countries began to develop new types of pipes, and galvanized pipes were banned. China's Ministry of construction and other four ministries also issued a civilization, indeed from two, 000 years since the galvanized pipe as a water supply pipe, the New District cold water pipe has rarely used galvanized pipe, and some of the hot water pipe is galvanized pipe. Hot dip galvanized steel pipe is widely used in fire, power and highway.
- Q:Are steel pipes resistant to UV degradation?
- In general, steel pipes lack resistance to UV degradation. When exposed to ultraviolet (UV) radiation for extended periods, steel pipes may experience different types of degradation. The steel can become prone to brittleness, resulting in cracks and potential failure. Moreover, UV radiation can induce corrosion and discoloration on the surface of the steel pipes. To counteract the effects of UV degradation, it is possible to apply protective coatings or paint to create a barrier against UV radiation. Regular maintenance and inspections are crucial to detect any indications of UV degradation and implement necessary actions to prevent further deterioration.
- Q:Can steel pipes be used for marine applications?
- Yes, steel pipes can be used for marine applications. Steel pipes have high strength and durability, making them suitable for various marine environments and applications such as offshore drilling, shipbuilding, and underwater pipelines. The corrosion-resistant properties of steel pipes can be further enhanced by applying protective coatings or using corrosion-resistant alloys, ensuring their long-term performance in marine conditions.
- Q:Can steel pipes be used for underground fuel pipelines?
- Yes, steel pipes can be used for underground fuel pipelines. Steel pipes are commonly used for various types of pipelines due to their durability, strength, and resistance to corrosion. When it comes to underground fuel pipelines, steel pipes are a popular choice due to their ability to withstand high pressure and temperature fluctuations. Additionally, steel pipes provide excellent protection against external elements, such as soil movement or chemical reactions, ensuring the safety and integrity of the fuel transportation system. Proper insulation and coating can further enhance the corrosion resistance of steel pipes, making them a reliable option for underground fuel pipelines.
- Q:How are steel pipes used in the construction of dams and water reservoirs?
- Steel pipes are used in the construction of dams and water reservoirs primarily for their strength and durability. They are commonly used to transport water within the dam or reservoir, as well as for drainage systems. Steel pipes are also utilized for the construction of intake and outlet structures, penstocks, and other components that require a robust and reliable material to withstand the high pressure and heavy loads associated with dam operation.
- Q:What are the safety measures to consider when working with steel pipes?
- When working with steel pipes, there are several safety measures to consider. Firstly, it is essential to wear appropriate personal protective equipment (PPE) such as safety glasses, gloves, and steel-toed boots to protect against potential hazards. Additionally, workers should be cautious of sharp edges and take necessary precautions to avoid cuts or lacerations. Furthermore, it is crucial to implement proper lifting techniques and use appropriate lifting equipment when handling heavy steel pipes to prevent back injuries. Adequate training and supervision should be provided to ensure workers are aware of the correct procedures. Another safety measure is to secure the pipes properly to prevent them from rolling or falling, which can cause injuries or damage. Regular inspections of the pipes and the work area should be conducted to identify and rectify any potential hazards. Lastly, workers should be trained on fire safety measures and have access to fire extinguishers or other firefighting equipment in case of emergencies. Proper ventilation should also be ensured when working with steel pipes to avoid inhalation of hazardous gases or fumes. Overall, adhering to safety protocols, using appropriate equipment, and being aware of potential hazards are crucial safety measures when working with steel pipes.
- Q:What is the role of steel pipes in the construction of stadiums?
- Steel pipes play a crucial role in the construction of stadiums as they are used for various purposes such as structural support, framing, and the creation of plumbing and drainage systems. These pipes provide the necessary strength and durability required to withstand heavy loads, ensuring the overall stability and safety of the stadium structure. Additionally, steel pipes are also used for the installation of HVAC systems, electrical wiring, and other infrastructure components, making them an essential element in the construction process.
- Q:How are steel pipes protected during transportation and storage?
- Steel pipes are usually protected during transportation and storage through various measures such as coating them with anti-corrosion materials, wrapping them with protective films or tapes, using wooden crates or pallets for stacking and securing them with straps or bands. Additionally, pipes are often stored in covered or climate-controlled warehouses to prevent exposure to moisture and other potential damaging elements.
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SPIRAL STEEL PIPE 36’‘ ASTM API LARGE DIAMETER PIPE
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3000 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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