SSAW CARBON STEEL PIPE 219-3920MM API ASTM
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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.:219-3920mm
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: φ219mm-3920mm
5,Length: 5m-12m or as customer 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 the construction of desalination plants?
- Steel pipes are commonly used in the construction of desalination plants for various purposes. They are primarily utilized for the transportation of seawater and brine, as well as for the distribution of fresh water throughout the plant. Steel pipes are preferred due to their durability, corrosion resistance, and ability to withstand high pressure and extreme temperatures. Additionally, they can be easily welded together, allowing for efficient installation and maintenance.
- Q: How are steel pipes protected against rusting?
- Corrosion protection is employed to safeguard steel pipes from rusting. Various methods are utilized for preventing the formation of rust on steel pipes, including the following: 1. Coatings: To create a barrier against rust, different coatings are applied to the surface of steel pipes. These coatings prevent oxygen and moisture from reaching the metal surface and initiating the rusting process. Options for coatings include epoxy, polyethylene, zinc, or a combination of these materials. 2. Galvanization: Steel pipes are immersed in a molten zinc bath to undergo galvanization. This process forms a protective layer of zinc on the surface of the pipes, acting as a sacrificial barrier. If any small areas of the pipe surface are exposed, the zinc coating will corrode instead of the steel, providing continuous protection against rust. 3. Cathodic Protection: Electrical current is utilized to safeguard steel pipes in this method. By connecting the pipes to a sacrificial anode, usually made of zinc or magnesium, the anode will corrode instead of the steel pipes when exposed to moisture and oxygen. This method is commonly employed in underground or underwater applications. 4. VCI (Vapor Corrosion Inhibitor) Technology: Chemical compounds are used in VCI technology to release a vapor that protects steel pipes from rusting. These compounds form a thin layer on the surface of the pipes, inhibiting the corrosion process by neutralizing oxygen and moisture. 5. Regular Maintenance: Aside from the aforementioned methods, regular inspection and maintenance play a crucial role in preventing rust formation on steel pipes. This involves cleaning the pipes, removing any accumulated debris or corrosive substances, and repairing any damaged coatings or protective layers. In summary, these corrosion protection methods effectively ensure the longevity and durability of steel pipes in various industrial, commercial, and residential applications by safeguarding them against rusting.
- Q: How are steel pipes used in the construction of telecommunications towers?
- Steel pipes are used in the construction of telecommunications towers as they provide structural support and stability. They are used as the main framework for the tower, forming the vertical columns, horizontal bracing, and diagonal supports. These pipes are capable of withstanding heavy loads, high winds, and other environmental factors, ensuring the tower's durability and longevity. Additionally, steel pipes allow for easy installation and maintenance of antennas, cables, and other telecommunications equipment.
- Q: Can steel pipes be used for shipbuilding?
- Certainly, shipbuilding can make use of steel pipes. Steel is a widely employed material in ship construction owing to its robustness, endurance, and resistance to corrosion. Steel pipes serve multiple purposes in shipbuilding, encompassing the manufacture of the vessel's hull, superstructure, and various internal systems such as plumbing, ventilation, and fuel lines. The strength and structural integrity of steel pipes render them suitable for enduring the unforgiving conditions encountered at sea, including high pressures, extreme temperatures, and exposure to saltwater. Furthermore, steel pipes can be easily welded and shaped to meet the precise requirements of shipbuilding, making them an adaptable choice for this industry.
- Q: What is the purpose of steel pipes?
- The purpose of steel pipes is to transport fluids and gases, facilitate the flow of water, oil, and natural gas, and provide structural support in various industries such as construction, plumbing, and manufacturing.
- Q: How do steel pipes handle pressure surges?
- Steel pipes possess exceptional strength and durability, enabling them to effectively manage pressure surges. When pressure surges arise within a pipeline system, steel pipes exhibit the capability to withstand and absorb heightened forces without experiencing breakage or rupture. The commendable tensile strength of steel grants resistance against the pressure imposed upon the pipes, preventing deformation or collapse during sudden surges. Furthermore, steel pipes possess a commendable burst pressure rating, signifying their capacity to endure substantial pressure increases without succumbing to failure. Additionally, steel pipes are frequently engineered with thicker walls, bolstering their capacity to handle pressure surges. The increased wall thickness assists in distributing the augmented force evenly, thereby minimizing the possibility of localized stress and potential points of failure. Moreover, steel pipes are frequently employed in conjunction with fittings and valves specially designed to tackle pressure surges. These fittings and valves are composed of similar materials, ensuring compatibility and preserving the integrity of the pipeline system. All in all, steel pipes are excellently suited to manage pressure surges due to their strength, durability, and ability to endure high pressures. Their resistance to deformation, notable burst pressure rating, and compatibility with specialized fittings and valves render them a dependable choice for applications where pressure surges may arise.
- Q: What is the difference between steel pipes and cast iron pipes?
- The main difference between steel pipes and cast iron pipes lies in their composition and properties. Steel pipes are made from an alloy of iron and carbon, which gives them high strength and durability. They are also resistant to corrosion and can withstand high pressure and temperature conditions. On the other hand, cast iron pipes are made from molten iron, which provides them with excellent soundproofing capabilities and resistance to fire. However, cast iron pipes are more prone to corrosion and can be brittle, making them less suitable for high-pressure applications.
- Q: Are steel pipes suitable for desalination plants?
- Yes, steel pipes are suitable for desalination plants. Steel is a durable and corrosion-resistant material that can withstand the harsh conditions and high-pressure requirements of desalination processes. Additionally, steel pipes provide excellent flow characteristics and can be easily welded, making them a reliable choice for transporting and distributing saltwater in desalination plants.
- Q: Can steel pipes be used for chimney flues?
- Yes, steel pipes can be used for chimney flues. Steel pipes are commonly used for chimney flues due to their durability, heat resistance, and ability to withstand high temperatures. They provide a reliable and efficient solution for venting smoke and gases from a fireplace or stove.
- Q: How are steel pipes used in structural applications?
- Steel pipes are commonly used in structural applications due to their high strength and durability. They are used for various purposes such as supporting structures, transferring loads, and providing stability. Steel pipes can be used as columns, beams, or trusses in buildings, bridges, and other structures. They are also used for underground water and gas pipelines, as well as in industrial and manufacturing facilities. Overall, steel pipes play a crucial role in providing stability and strength to structural applications.
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SSAW CARBON STEEL PIPE 219-3920MM API ASTM
- 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
Credit Rating, Credit Services, Credit Purchasing
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