LSAW SSAW CARBON STEEL PIPE ASTM API 32-36-38''

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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: What are the different methods of pipe coating for steel pipes?: Steel pipes can be coated using various methods, each with its own benefits and uses. One widely used technique is fusion bonded epoxy (FBE) coating. This involves heating the steel pipe and applying a thermosetting powder that melts and sticks to the surface, resulting in a robust and long-lasting coating. FBE coating is excellent for preventing corrosion and is commonly employed in the oil and gas industry. Another method is liquid epoxy coating, where a liquid epoxy resin is applied to the steel pipe's surface. Once it cures, it forms a protective barrier. Liquid epoxy coating is suitable for smaller pipes and provides good resistance to chemicals. Polyethylene (PE) coating is a popular option, especially for pipes that will be buried underground. It involves wrapping the steel pipe with a layer of polyethylene, which offers exceptional resistance against water, chemicals, and abrasion. Polyurethane (PU) coating is another choice, known for its high chemical resistance and flexibility. It is often used in offshore applications and extreme temperature environments. Other pipe coating methods include coal tar enamel (CTE) coating, which provides excellent water and chemical resistance, and concrete weight coating, which adds weight to the pipe for stability in underwater or subsea applications. To summarize, the available methods for coating steel pipes include fusion bonded epoxy (FBE), liquid epoxy, polyethylene (PE), polyurethane (PU), coal tar enamel (CTE), and concrete weight coating. The selection of a coating method depends on specific requirements, such as corrosion protection, chemical resistance, or stability.

Q: How are steel pipes used in petrochemical plants?: Steel pipes are extensively used in petrochemical plants for various purposes such as transporting fluids and gases, as well as providing structural support. These pipes are commonly utilized for the safe and efficient transfer of crude oil, natural gas, and other chemicals within the plant. They are designed to withstand high pressure, extreme temperature conditions, and corrosive environments, ensuring the integrity and reliability of the plant's operations. Steel pipes also play a crucial role in the construction of process equipment, such as reactors, distillation columns, and heat exchangers, providing a durable and long-lasting solution for the petrochemical industry.

Q: What are the factors to consider when selecting pipe materials for high-temperature applications?: When selecting pipe materials for high-temperature applications, it is important to consider factors such as the maximum operating temperature, corrosion resistance, thermal expansion properties, mechanical strength, and cost. The chosen material should be able to withstand the anticipated temperature without deformation or degradation, resist corrosion from the process fluid or environment, have a low coefficient of thermal expansion to minimize stress on the pipe, possess sufficient mechanical strength to handle the pressure and load, and be cost-effective for the specific application.

Q: What is the maximum bending radius for steel pipes?: The maximum bending radius for steel pipes typically depends on the specific grade and diameter of the pipe, but generally, it ranges from three to five times the pipe's outer diameter.

Q: How are steel pipes measured and sized?: Steel pipes are measured and sized based on their diameter and wall thickness. The standard unit for measuring steel pipes is the nominal pipe size (NPS), which is a North American set of standard sizes for pipes. The NPS is based on the internal diameter (ID) of the pipe, while the wall thickness is specified by the schedule number. The schedule number indicates the thickness of the pipe walls, with higher numbers representing thicker walls. Additionally, steel pipes can also be measured and sized using outside diameter (OD) and wall thickness in millimeters or inches.

Q: How are steel pipes used in the construction of oil-fired power plants?: Steel pipes are primarily used in the construction of oil-fired power plants for transporting oil and gas, as well as for the construction of boilers and other high-pressure equipment. These pipes are durable, resistant to corrosion, and can withstand high temperatures and pressures, making them suitable for the harsh conditions and demands of power plant operations.

Q: How to make the steel pipe spray paint is not easy to fall off?: First you will rust steel, to clean, good quality alkyd rustproof paint, completely dry after brushing paint, color to see his kind of love.

Q: Are steel pipes recyclable?: Yes, steel pipes are recyclable.

Q: How are steel pipes used in the manufacturing of solar power systems?: Steel pipes are used in the manufacturing of solar power systems primarily for structural support and to house electrical wiring. They provide a sturdy framework for mounting solar panels, ensuring stability and durability. Additionally, steel pipes are utilized for underground wiring installations, protecting the electrical connections within the solar power system.

Q: How are steel pipes protected against rust and corrosion?: Steel pipes are protected against rust and corrosion through various methods such as applying protective coatings like zinc or epoxy, using cathodic protection techniques, or by utilizing stainless steel pipes that have inherent resistance to rust and corrosion. Additionally, regular maintenance and inspections help to identify and address any potential corrosion issues early on.

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