LSAW SSAW CARBON STEEL PIPE ASTM API 16’‘ 18’‘
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 3000 m.t./month
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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
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 coated for protection?
- Steel pipes are commonly coated for protection through a process called galvanization. This involves immersing the pipes in a bath of molten zinc, creating a protective layer that prevents corrosion and extends their lifespan. Additionally, other methods such as epoxy coatings or polyethylene wrappings can be used to provide additional protection against external factors.
- Q: How are steel pipes measured and sized?
- Steel pipes are commonly measured and sized based on their outer diameter (OD) and wall thickness. The OD is measured using a caliper or tape measure, while the wall thickness can be determined by either a micrometer or ultrasonic thickness gauge. This information is crucial for classifying pipes into various standardized sizes, such as schedule or nominal pipe sizes, which are widely used in the industry.
- Q: How are steel pipes used in the manufacturing of oil refineries?
- Steel pipes are used in oil refineries for a variety of purposes, including transporting crude oil and other fluids, as well as for structural applications. They are commonly used for piping systems, carrying process fluids such as oil, gas, and water, throughout the refinery. Additionally, steel pipes are used to handle corrosive and high-pressure environments, making them essential for the safe and efficient operation of oil refineries.
- Q: What is the difference between steel pipe and copper pipe?
- The composition and properties of steel pipe and copper pipe are what set them apart. Steel pipe is made from carbon steel, an alloy of iron and carbon, while copper pipe is made from naturally occurring copper. Durability is a key distinction. Steel pipe is renowned for its strength and resilience, making it suitable for high-pressure situations and harsh environments. It is highly resistant to corrosion, ensuring its longevity. On the other hand, copper pipe is prized for its malleability and ease of installation. It is not as durable as steel and can corrode over time, particularly when exposed to certain chemicals or aggressive water conditions. Another difference lies in thermal conductivity. Copper pipe is an exceptional heat conductor, making it perfect for applications requiring efficient heat transfer, such as plumbing systems for hot water supply. Conversely, steel pipe has lower thermal conductivity compared to copper, which may affect its performance in specific applications. Cost is also an important factor. Copper pipe tends to be pricier due to the higher cost of copper as a raw material. Moreover, installing copper pipe necessitates specialized tools and techniques, which can increase overall expenses. Conversely, steel pipe is often more cost-effective and easier to work with, making it a popular choice for various applications. In conclusion, the primary discrepancies between steel pipe and copper pipe encompass their composition, durability, thermal conductivity, and cost. Each type possesses its own advantages and disadvantages, and the selection between them hinges on the specific requirements of the given application.
- Q: Can steel pipes be used for natural gas processing plants?
- Yes, steel pipes can be used for natural gas processing plants. Steel pipes have excellent strength and durability, making them suitable for transporting and processing natural gas. They can withstand high-pressure conditions and are resistant to corrosion, providing a safe and reliable option for gas processing facilities.
- Q: How do you protect steel pipes from external damage?
- To protect steel pipes from external damage, several measures can be taken. 1. Coating: Applying a protective coating on the surface of the steel pipes can help prevent external damage. Common coating options include epoxy, polyethylene, and fusion bonded epoxy (FBE) coatings. These coatings act as a barrier between the pipes and the surrounding environment, shielding them from corrosion, abrasion, and other external factors. 2. Cathodic Protection: This method involves using a sacrificial anode or impressed current to protect the steel pipes from corrosion. By connecting a less noble metal to the pipes, it attracts the corrosive elements, sacrificing itself instead of the pipes. This process helps extend the lifespan of the pipes and prevents external damage. 3. Wrapping and Taping: Wrapping the steel pipes with materials such as polyethylene or polypropylene tapes provides an extra layer of protection. These tapes act as a barrier against moisture, chemicals, and physical impact, safeguarding the pipes from external damage. Additionally, heat shrink sleeves can be used to provide insulation and protection against corrosion. 4. Underground Installation: Proper installation of steel pipes underground is crucial to protect them from external damage. This includes ensuring suitable trench depth, backfilling with appropriate materials, and avoiding excessive bending or stress on the pipes during installation. Proper bedding and padding techniques also contribute to the pipes' protection from external factors. 5. Regular Inspection and Maintenance: Periodic inspection and maintenance are essential to detect any signs of external damage early on. This can involve visual inspections, non-destructive testing, or even utilizing advanced technologies like pipeline integrity management systems. Timely repairs and maintenance can help prevent further damage and extend the lifespan of the steel pipes. Overall, protecting steel pipes from external damage requires a combination of preventative measures, proper installation techniques, and regular maintenance. By implementing these strategies, the pipes can be safeguarded against corrosion, abrasion, impact, and other factors that may compromise their integrity.
- Q: Can steel pipes be used for geothermal systems?
- Yes, steel pipes can be used for geothermal systems. Steel pipes are commonly used in geothermal systems due to their durability, high strength, and resistance to corrosion. They can effectively handle the high temperatures and pressures associated with geothermal operations, making them a reliable choice for transporting geothermal fluids. Additionally, steel pipes are readily available and cost-effective, making them a practical option for geothermal system installations.
- Q: Can steel pipes be used for underground gas storage?
- Yes, steel pipes can be used for underground gas storage. Steel pipes are commonly used in underground gas storage facilities due to their strength, durability, and resistance to corrosion. They provide a reliable and secure means of storing and transporting gas underground.
- Q: How are steel pipes made?
- Steel pipes are made through a process called pipe manufacturing, which involves multiple steps. Firstly, raw steel is melted in a furnace and then subjected to continuous casting to form a solid billet. This billet is then heated and pierced to create a hollow tube called a shell. Next, the shell is rolled and stretched to the desired diameter and thickness using a series of rollers. The pipe is then subjected to a process called welding, where two edges of the shell are fused together to create a seamless or welded pipe. Finally, the pipe undergoes various finishing processes such as cutting, straightening, and inspection before being ready for use.
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LSAW SSAW CARBON STEEL PIPE ASTM API 16’‘ 18’‘
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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