WELDED LSAW STEEL PIPE

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

LSAW Steel Pipe

1 Size: 219-3200 mm*5-25.4mm
2 Material Q235/Q345/20#/X42-X65/J55 etc

Standard:
EN-10208-1/2, GB9711.1/2 etc.

Steel Grade:
B, X42 up to X70; L245, L290 up to L48

Usage:
Used for Steel Structure

Size:
LSAW from 219.1mm to 3200mm, thickness from 5mm to 25.4mm
Ends: Beveled ends with protector

Surface:
Bare / Varnish coating / FBE, 3PE coating DIN30670 / or by client option

Packing:
Casing, bundled shipping in containers or by break bulk vessel

Process	Longitudinal Submerged- Arc Welded Steel Pipe (DSAW -Double Submerged arc welded)
Usage	Used for liquid delivery, such as water, gas, and oil; construction and piling
Standard	API 5L(PSL1,PSL2), ASTM A252,EN10217, EN10219,KS F4602, KS D3583, BS, JIS, IS
Certificate	ISO 9001:2008, ISO 14001, ISO 18001, API 5L (PSL1, PSL2),EN10217, EN10219 and so on.
Outside Diameter	323.9 mm-2134 mm (12"-84")
Wall Thickness	6 mm - 80mm
Length	6 – 14 m
Grade	API 5L: GR A, GR B, X42,X46, X56, X60,X65,X70 ASTM A252 GR 1, GR 2, GR 3 EN 10219: S275, S275JR, S355JRH, S355J2H EN 10224, L235,L275,L355
Surface	Fusion bond Epoxy coating, Coal Tar Epoxy, 3PE, Varnish Coating, Bitumen Coating, Black Oil coating as per customer’s requirement
Test	Chemical Component Analysis, Mechanical Properties (Tensile strength, Yield strength, Elongation), Hydrostatic Test, X-ray Test,Size Inspection.
Mill Test Certificate	Mill Test Certificate:EN 10204/3.1B

Q: What are the different types of steel coatings used for pipes?: Some of the different types of steel coatings used for pipes include epoxy coatings, polyethylene coatings, fusion bonded epoxy (FBE) coatings, and zinc coatings.

Q: Can steel pipes be used for conveying chemicals?: Steel pipes are capable of conveying chemicals. Steel, being a robust and long-lasting material, can endure high pressure and temperature conditions. This makes it suitable for the transportation of diverse chemicals. Moreover, steel pipes possess exceptional resistance against corrosion, which is particularly crucial when handling corrosive substances. They find common usage in industries such as oil and gas, chemical processing, and water treatment, where the secure and efficient conveyance of chemicals is indispensable. However, it is essential to consider the specific requirements of the chemical being transported and ensure compatibility with the steel pipe. It may be necessary to select the appropriate material, including the utilization of corrosion-resistant coatings or linings, to prevent any adverse reactions between the chemicals and the steel pipe.

Q: What are the different types of joints used with steel pipes?: Steel pipes commonly use several types of joints, depending on the specific application and requirements. Some of the most frequently used types are as follows: 1. Butt Joint: This type of joint is the most basic, involving the alignment and welding of two pipes at their ends. It creates a strong and continuous connection, but reinforcement may be necessary depending on the pipe's size and pressure rating. 2. Socket Weld Joint: Smaller diameter pipes often utilize this joint, where one pipe is inserted into the socket of another and then welded together. It provides good strength and resistance against leaks. 3. Threaded Joint: A threaded joint involves screwing together two pipes with threaded ends. It is commonly used in low-pressure applications and necessitates the use of pipe threads and sealants for a tight and leak-free connection. 4. Flanged Joint: In high-pressure applications, a flanged joint connects two pipes by bolting together flanges at their ends. This type of joint allows for easy disconnection and maintenance. 5. Grooved Joint: A grooved coupling is placed around the ends of two pipes in a grooved joint, which is then secured with bolts. This joint is commonly used in fire protection systems due to its quick installation and easy maintenance. 6. Welded Joint: A welded joint involves fusing two pipes together using various welding techniques like GTAW or GMAW. It provides a strong and permanent connection but requires skilled labor and additional equipment. Each type of joint has its own advantages and limitations, and the selection depends on factors such as pipe size, pressure rating, application, and installation requirements. Choosing the appropriate joint is crucial to ensure the integrity and reliability of the steel pipe system.

Q: Can steel pipes be used for conveying abrasive materials?: Yes, steel pipes can be used for conveying abrasive materials. Steel pipes are known for their durability and resistance to wear, making them suitable for handling abrasive materials. Additionally, steel pipes can be lined with various protective coatings or linings to further enhance their resistance to abrasion and extend their lifespan.

Q: How are steel pipes used in the agriculture sector?: Steel pipes are commonly used in the agriculture sector for various purposes such as irrigation systems, water transportation, and structural support for greenhouse structures. They are also used for the construction of livestock enclosures and handling equipment. Overall, steel pipes play a crucial role in ensuring efficient and reliable operations in the agriculture industry.

Q: How are steel pipes repaired in case of damage or leaks?: Steel pipes can be repaired in case of damage or leaks through various methods. One common approach is to use a process called welding. Welding involves melting a filler material together with the damaged or leaking area of the pipe, creating a strong bond that seals the leak. This method is effective for small to moderate-sized leaks and is widely used in industries such as oil and gas, plumbing, and construction. Another method is to use mechanical couplings. These couplings are designed to join two sections of pipe together, providing a tight and secure connection. They can be used to repair damaged or leaking sections of a steel pipe by cutting out the damaged area and replacing it with a new section, which is then connected using the mechanical coupling. This method is particularly useful for larger leaks or damaged sections that cannot be repaired through welding. In some cases, a temporary fix may be applied using pipe clamps or epoxy compounds. Pipe clamps are used to tightly seal the damaged area, preventing further leakage. Epoxy compounds, on the other hand, are applied directly to the damaged or leaking area, creating a seal that temporarily stops the leak until a more permanent repair can be made. It is important to note that the method of repair will depend on the severity and location of the damage or leak, as well as the specific requirements of the application. In some instances, it may be necessary to replace the entire section of the steel pipe if the damage is extensive or if multiple leaks are present. Consulting with a professional or a specialized pipe repair service is recommended to determine the most appropriate repair method for a specific situation.

Q: How are steel tubes represented?: Galvanized pipe: InchSeamless steel tube, welded pipe, nonferrous metal pipe, etc.: outer diameter x wall thickness

Q: How are steel pipes used in the manufacturing of solar power systems?: Steel pipes are commonly used in the manufacturing of solar power systems for various purposes. They are used as structural supports for solar panels, providing stability and durability. Additionally, steel pipes are often utilized for the transportation of fluids such as water or heat transfer fluids, enabling the efficient circulation of these substances within the solar power system.

Q: Can steel pipes be used for underground drainage?: Yes, steel pipes can be used for underground drainage. Steel pipes are commonly used for underground drainage systems due to their durability, strength, and resistance to various elements, such as soil erosion, chemical corrosion, and high pressure. However, it is important to consider factors like the type of soil, environmental conditions, and the specific requirements of the drainage system before deciding on the material for underground drainage pipes.

Q: What are the factors to consider while selecting steel pipes for a project?: When selecting steel pipes for a project, there are several important factors to consider. These factors include the material composition of the steel, the pipe dimensions, the intended application, the environmental conditions, and the budget. 1. Material Composition: The material composition of the steel pipes is crucial as it determines the pipes' strength, corrosion resistance, and durability. Common types of steel used for pipes include carbon steel, stainless steel, and alloy steel. Each type has its own set of properties and is suitable for different applications. 2. Pipe Dimensions: The dimensions of the steel pipes, such as diameter and wall thickness, should be carefully considered. The pipe dimensions must be compatible with the project requirements and the system in which the pipes will be installed. It is essential to ensure that the selected pipes can handle the required flow rates and pressures. 3. Intended Application: The specific application of the steel pipes should be thoroughly assessed. Different projects may require pipes with varying characteristics, such as heat resistance, pressure resistance, or the ability to transport specific substances like gas, oil, or water. Understanding the application requirements will help in choosing the appropriate type of steel pipes. 4. Environmental Conditions: The environmental conditions in which the pipes will be installed must be evaluated. Factors such as temperature variations, exposure to moisture, corrosive substances, and external pressures should be taken into account. For instance, if the project involves underground installation or exposure to corrosive chemicals, corrosion-resistant steel pipes may be necessary. 5. Budget: The budget available for the project is also an important factor to consider. The cost of steel pipes can vary depending on their material composition, dimensions, and additional features. It is crucial to strike a balance between the project requirements and the available budget to ensure cost-effectiveness without compromising the quality and performance of the pipes. In conclusion, when selecting steel pipes for a project, it is important to consider factors such as the material composition, pipe dimensions, intended application, environmental conditions, and budget. By carefully evaluating these factors, one can choose the most suitable steel pipes that meet the project requirements and ensure long-term performance and durability.

Send your message to us

*Email

*TEL

*Quantity

*Unit