LSAW SSAW CARBON STEEL PIPE ASTM API 5L PIPE LINE

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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: How are steel pipes used in the power generation industry?: Steel pipes are extensively used in the power generation industry for various purposes, such as transporting steam, water, and other fluids in power plants. They provide a reliable and durable solution for the high-pressure and high-temperature conditions found in power generation systems. Steel pipes are also used for the construction of boilers, condensers, and heat exchangers, ensuring efficient heat transfer and energy production. Additionally, steel pipes are employed in the exhaust system of power plants to safely and efficiently discharge emissions. Overall, steel pipes play a critical role in the power generation industry by facilitating the transportation of fluids and contributing to the reliable and efficient operation of power plants.

Q: How are steel pipes tested for mechanical strength?: Steel pipes are typically tested for mechanical strength through various destructive and non-destructive testing methods. Destructive tests involve subjecting the pipes to tension, compression, or bending forces until failure occurs, allowing the measurement of their ultimate tensile strength, yield strength, and elongation. Non-destructive tests, such as ultrasonic testing, magnetic particle inspection, or radiographic examination, are also conducted to detect any internal or surface defects that may affect the mechanical strength of the pipes. These tests ensure that steel pipes meet the required standards and specifications in terms of their mechanical strength.

Q: What's the difference between round and round tubes?: Round steel is generally refers to steel, the surface is not threaded, different from round steel pipe, round tube is round tube.

Q: How are steel pipes tested for quality control?: Steel pipes are tested for quality control through various methods such as visual inspection, non-destructive testing, and physical testing. Visual inspection involves checking the pipes for any visible defects or inconsistencies in their appearance. Non-destructive testing methods like ultrasonic testing, magnetic particle testing, and radiographic testing are used to detect internal flaws or defects without damaging the pipes. Additionally, physical tests like tensile and impact testing are performed to evaluate the mechanical properties of the pipes. These comprehensive testing techniques ensure that steel pipes meet the required quality standards before they are used in various applications.

Q: Theoretical weight of 25*25*1.5 square steel tubes: Theoretical weight can be directly from the steel tube under the table look up, you can also press type calculation:Weight per meter =4x, wall thickness x (side length - wall thickness) x0.00785. The length of the square tube and the wall thickness are in millimeters, and the weight of each square meter is in kilograms.

Q: Can steel pipes be painted or coated?: Yes, steel pipes can be painted or coated. Painting or coating steel pipes is a common practice to protect them from corrosion, improve their appearance, or to meet specific industry requirements. The process involves cleaning the pipes to remove dirt, grease, and rust, followed by applying a primer and then the desired paint or coating. The choice of paint or coating depends on the intended use of the pipes. For example, epoxy coatings are often used for water or wastewater pipelines, while high-temperature resistant coatings are applied to pipes used in industrial settings. Overall, painting or coating steel pipes can enhance their durability and performance.

Q: Why seamless steel pipe called seamless steel pipe?: Steel pipe is divided into seamless steel pipe and welded steel pipe two kinds: seamless steel pipe is ingot or tube billet, through the perforation made capillary, and then by hot rolling, cold rolling or cold drawn made, so seamless steel pipe is divided into hot-rolled and cold drawn two categories. Welded steel pipe is through the steel plate or steel strip after bending forming, and then welded to make, according to the form of weld is divided into longitudinal welded pipe and spiral welded pipe two kinds. It is obvious that seamless welded pipe has no weld and that welded steel pipe has weld line.

Q: Are steel pipes suitable for underground sewage systems?: Indeed, underground sewage systems can be effectively served by steel pipes. Renowned for their robustness, longevity, and ability to resist corrosion, steel pipes emerge as the perfect selection for subterranean installations. By withstanding the immense pressure and weight of the soil above them, these pipes guarantee the integrity of the sewage system. Furthermore, steel pipes boast an extended lifespan and exhibit exceptional resistance to extreme temperatures and environmental adversities, rendering them a dependable choice for subterranean purposes. Nevertheless, it is crucial to acknowledge that a suitable coating and insulation must be diligently applied to steel pipes to safeguard against corrosion and secure their longevity.

Q: How are steel pipes made?: Steel pipes are made through a process called seamless or welded pipe manufacturing. In seamless manufacturing, a solid steel billet is heated and pierced to form a hollow tube. It is then stretched and rolled to the desired diameter and wall thickness. Welded pipes are made by bending and welding a steel plate or strip to form a cylindrical shape. The welded seam is then heat-treated to ensure its strength and durability. Both processes involve subsequent finishing and inspection to meet the required specifications and quality standards.

Q: Can steel pipes be used for underground water wells?: Yes, steel pipes can be used for underground water wells. Steel pipes are often chosen for their durability and strength, which makes them suitable for withstanding the pressure and weight of the surrounding soil and water. They are commonly used in both residential and industrial applications for drilling and constructing water wells. However, it is important to consider certain factors such as the type and quality of the steel, as well as the presence of corrosive elements in the water, to ensure the longevity and reliability of the well system. Additionally, proper insulation and coating may be required to prevent corrosion and contamination of the underground water source.

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