SPIRAL CARBON STEEL PIPE API 5L
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
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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 roller coaster tracks?
- Yes, steel pipes can be used for roller coaster tracks. Steel is a commonly used material for roller coaster tracks due to its strength, durability, and ability to withstand intense forces and high speeds.
- Q: How are steel pipes insulated to prevent heat gain?
- Steel pipes are insulated to prevent heat gain by using materials with low thermal conductivity, such as fiberglass or mineral wool, which are wrapped around the pipes. This insulation layer acts as a barrier, reducing the transfer of heat from the surroundings to the pipes, thereby minimizing heat gain. Additionally, a vapor barrier may be applied over the insulation to prevent moisture ingress, which could further impact the insulation's effectiveness.
- Q: Can steel pipes be used for the construction of transmission towers?
- Yes, steel pipes can be used for the construction of transmission towers. Steel pipes are known for their strength, durability, and ability to withstand heavy loads and harsh weather conditions, making them an ideal choice for building transmission towers. Steel pipes can provide the necessary support and stability required for high-voltage power transmission lines.
- Q: How do steel pipes handle ground freezing and thawing?
- Steel pipes are highly resistant to the effects of ground freezing and thawing. The inherent strength and durability of steel make it an ideal material for handling these thermal cycles. When the ground freezes, steel pipes are able to withstand the expansion forces exerted by the freezing water without any significant damage. The structural integrity of steel pipes remains intact even under extreme cold conditions. During thawing, steel pipes also fare well due to their ability to contract without compromising their strength. The material's flexibility ensures that it can accommodate the contraction of the ground without causing any structural issues. Steel pipes do not crack or break when exposed to the rapid temperature changes associated with thawing. Furthermore, steel pipes have a smooth internal surface, which reduces the risk of ice formation and subsequent blockages. This is particularly important in areas with frequent freezing and thawing cycles, as it helps to maintain a consistent flow of fluids or gases through the pipes. In summary, steel pipes are an excellent choice for handling ground freezing and thawing. Their strength, durability, and ability to withstand temperature fluctuations make them a reliable and long-lasting solution in such environments.
- Q: How are steel pipes protected from corrosion in corrosive environments?
- Steel pipes are protected from corrosion in corrosive environments through various methods such as coating the pipes with corrosion-resistant materials like epoxy or zinc, using cathodic protection techniques, and implementing regular inspections and maintenance to identify and address any potential corrosion issues.
- Q: How are steel pipes protected against internal corrosion?
- Steel pipes are protected against internal corrosion through various methods, such as applying protective coatings or linings to the inner surface of the pipes. These coatings act as a barrier between the steel surface and the corrosive elements present in the transported fluids. Additionally, cathodic protection can be employed, where a sacrificial anode or an impressed current system is used to prevent corrosion by diverting the electrical current away from the steel surface. Regular maintenance and monitoring are also crucial to ensure the ongoing protection of steel pipes against internal corrosion.
- Q: Can galvanized pipe be welded with seamless steel tube? What should I do to connect?
- Processing method is very simple, I suggest you add blue disk connection, you can not use welding ~ ~ ~!The gas pipe is the best galvanized pipe, mainly play a role in anti-corrosion ~ ~ ~ ~ if you must use seamless connection can.When welding, can open a certain groove, use galvanized material electrode, but the premise is must be welded with seamless tube firmly.
- Q: What are the factors to consider when selecting the right steel pipe for a specific application?
- When selecting the right steel pipe for a specific application, there are several factors to consider. These include the type of fluid or gas that will flow through the pipe, the temperature and pressure conditions of the application, the size and diameter requirements, the level of corrosion resistance needed, the cost and availability of the steel pipe, and any specific industry standards or regulations that must be followed.
- Q: How are steel pipes used in the manufacturing of telecommunications infrastructure?
- Steel pipes are commonly used in the manufacturing of telecommunications infrastructure for various purposes such as underground cable protection, overhead cable support, and antenna mounting. They provide durability, strength, and corrosion resistance, ensuring the longevity and reliability of the infrastructure. Additionally, steel pipes allow for easy installation and maintenance of telecommunications equipment, making them an essential component in the industry.
- Q: What are the different methods of pipe joining using steel pipes?
- Some of the different methods of pipe joining using steel pipes include butt welding, socket welding, threaded connections, and flange connections.
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SPIRAL CARBON STEEL PIPE API 5L
- 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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