20'' CARBON STEEL LSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 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
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: How are steel pipes insulated for thermal applications?
- Steel pipes are commonly insulated for thermal applications using various materials such as fiberglass, mineral wool, or foam insulation. These insulating materials are typically wrapped around the steel pipes to create a protective barrier that reduces heat transfer. Additionally, a vapor barrier may be installed to prevent moisture condensation. This insulation helps to maintain the desired temperature of the fluid or gas being transported through the pipes and prevents energy loss.
- Q: What is the average lifespan of steel pipes in different applications?
- The lifespan of steel pipes in different applications can vary due to various factors, such as the quality of the steel, the environment in which they are used, and the maintenance and care they receive. Water supply lines typically have steel pipes that can last around 50 to 70 years on average. These pipes are often made of high-quality steel and experience less corrosive environments. However, the presence of corrosive substances, water chemistry, and soil conditions can significantly impact their lifespan. For industrial applications like oil and gas pipelines, steel pipes generally have a lifespan ranging from 20 to 50 years. These pipes are exposed to aggressive environments with high temperatures, pressure, and corrosive substances. Extending their lifespan can be achieved through regular inspections, maintenance, and corrosion protection measures. In construction applications, steel pipes used for structural purposes can last an average of 50 to 100 years or longer. These pipes are designed to withstand heavy loads and are often safeguarded by coatings or insulation to prevent corrosion. It's important to understand that these are average lifespans, and individual pipes may have shorter or longer lifespans depending on specific conditions. Ensuring the longevity of steel pipes in different applications can be achieved through regular inspections, maintenance, and timely repairs or replacements when necessary.
- Q: What is the difference between steel pipes and PVC-O pipes?
- Steel pipes and PVC-O pipes differ in their composition, strength, and durability. Steel pipes are made from a combination of iron and carbon, making them extremely strong and resistant to high-pressure applications. However, they are susceptible to corrosion and may require regular maintenance. On the other hand, PVC-O pipes are made from a specialized form of polyvinyl chloride, which enhances their strength and durability while being corrosion-resistant. PVC-O pipes are also lighter, easier to install, and have a longer lifespan compared to steel pipes. Overall, while steel pipes excel in strength, PVC-O pipes offer a more cost-effective and durable solution for various plumbing and industrial applications.
- Q: How are steel pipes used in the construction of natural gas power plants?
- Steel pipes are used in the construction of natural gas power plants for various purposes, including transporting and distributing the natural gas. These pipes are used to connect the gas supply to different components of the power plant, such as turbines, boilers, and generators, ensuring a reliable and efficient flow of gas throughout the facility. Additionally, steel pipes are also used in the construction of the power plant's infrastructure, such as the cooling systems, exhaust systems, and other equipment that require durable and corrosion-resistant materials.
- Q: How are steel pipes used in the manufacturing of renewable energy systems?
- Steel pipes are extensively used in the manufacturing of renewable energy systems for various purposes. They are commonly used as structural components, providing strength and stability to wind turbines, solar panel supports, and hydroelectric power systems. Steel pipes are also utilized for transporting fluids such as water, steam, or gases in energy generation processes. Furthermore, they are essential in the construction of geothermal energy systems, where they are employed to create underground heat exchangers and piping networks. Overall, steel pipes play a crucial role in the efficient and reliable functioning of renewable energy systems.
- Q: Are steel pipes suitable for transporting gas?
- Yes, steel pipes are suitable for transporting gas. Steel pipes are known for their durability and strength, making them ideal for transporting gas safely over long distances. They are resistant to corrosion and can handle high pressure, making them a reliable choice for gas transportation.
- Q: How are steel pipes coated to prevent external corrosion?
- Steel pipes are coated to prevent external corrosion through a process called external coating. This typically involves applying a layer of protective material, such as epoxy or polyethylene, onto the surface of the steel pipe. The coating acts as a barrier, preventing moisture and other corrosive substances from coming into contact with the steel. This helps to prolong the life of the pipe and maintain its structural integrity.
- Q: Are steel pipes suitable for solar power plants?
- Yes, steel pipes are suitable for solar power plants. Steel pipes are often used in the construction of solar power plants due to their durability, strength, and resistance to corrosion. They can be used for various purposes in a solar power plant, including the transportation of fluids such as water or heat transfer fluids, as well as providing structural support for solar panels and other equipment. Steel pipes are capable of withstanding high temperatures and pressure, making them ideal for the efficient operation of solar power plants. Additionally, steel pipes are readily available and cost-effective, making them a popular choice in the construction of solar power plants.
- Q: Can steel pipes be used for bridge piling?
- Yes, steel pipes can be used for bridge piling. Steel pipes are commonly used in bridge construction due to their strength, durability, and resistance to corrosion. They provide sufficient load-bearing capacity and can be driven deep into the ground to provide stable support for bridges.
- Q: What are the dimensions of steel pipes?
- The dimensions of steel pipes can vary depending on the specific requirements and industry standards. However, steel pipes typically have standardized dimensions in terms of their outer diameter (OD), wall thickness, and length. The outer diameter of steel pipes can range from small sizes, such as ¼ inch (6.35 mm) or ⅛ inch (3.175 mm), to larger sizes like 48 inches (1219.2 mm) or even more for specialty applications. The wall thickness of steel pipes can also vary greatly, with options ranging from thin-walled pipes with a few millimeters of thickness to thick-walled pipes with several inches of thickness. In terms of length, steel pipes are typically produced in standard lengths of 20 feet (6.1 meters) or 40 feet (12.2 meters). However, custom lengths can also be manufactured based on specific project requirements. It is important to note that these dimensions are just general examples and may not cover all the possible variations in steel pipe sizes. Therefore, it is always recommended to consult relevant industry standards and specifications to determine the precise dimensions required for a particular application.
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20'' CARBON STEEL LSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 m.t/month
OKorder Service Pledge
OKorder Financial Service
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