Heavy Steel Plate For LSAW Pipe Production

Heavy Steel Plate For LSAW Pipe Production
Industrial Heavy Steel Plate for LSAW Pipe
High Quality Steel Plates for LSAW Pipe Manufacturing

Heavy Steel Plate For LSAW Pipe Production

Name: China Heavy Steel Plate For LSAW Pipe Production Manufacturers Suppliers
Brand: Promisteel
SKU: 277174628

Name: Heavy Steel Plate for LSAW Pipe Production
Brand: Promisteel
Grade: A25,A,B,X42,X46,X52,X56,X60,X65,X70,X80,X90,X100,X120
MOQ: 25tons
Application: Heavy Steel Plates for LSAW Pipe Production are used in oil and gas transmission pipelines.
Capacity:10000 Ton/month
Delivery: 20-45 days
Payment: T/T, L/C, etc

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Product Introduction

Factory Supply Heavy Steel Plate for LSAW Pipe

In the field of LSAW (Longitudinal Submerged Arc Welded) pipe production, the quality of raw materials directly determines the performance of the final products. Our Heavy Steel Plate for LSAW Pipe Production is specially developed to meet the manufacturing requirements of large-diameter and thick-walled LSAW pipes, providing a solid foundation for the production of high-quality pipes.

Required Mild Steel Plates for LSAW Pipes

Steel Grade: API 5L X65 / S460 (High Strength for Structural & Offshore Applications)

Pipe Size	Required Plate Thickness & Grade
1420 mm OD X 25.8 mm Th X 12 mtr	API 5L X65 / S460, 26 mm thick steel plate
1220 mm OD X 25.8 mm Th X 12 mtr	API 5L X65 / S460, 26 mm thick steel plate
1016 mm OD X 20 mm Th X 12 mtr	API 5L X65 / S460, 20 mm thick steel plate
48″ (1219 mm) OD X 25.8 mm Th X 12 mtr	API 5L X65 / S460, 26 mm thick steel plate
36″ (914 mm) OD X 25 mm Th X 12 mtr	API 5L X65 / S460, 25 mm thick steel plate

Steel Grade: API 5L X52 / EN 10219 / S355J2H (High Strength, Structural Applications)

Pipe Size	Required Plate Thickness & Grade
610 mm OD X 16 mm Th X 12mtr	API 5L X52 / EN 10219 / S355J2H, 16 mm thick steel plate

Steel Grade: API 5L X52 / S420 (Heavy-Duty Piling Applications)

Pipe Size	Required Plate Thickness & Grade
1800 mm OD X 40 mm Th X 31.5 mtr	API 5L X52 / S420, 40 mm thick steel plate
1500 mm OD X 30 mm Th X 31.5 mtr	API 5L X52 / S420, 30 mm thick steel plate
1066 mm OD X 24.6 mm Th X 34 mtr	API 5L X52 / S420, 25 mm thick steel plate
914 mm OD X 20 mm Th X 34 mtr	API 5L X52 / S420, 20 mm thick steel plate

Superior Dimensional Advantages for Versatile LSAW Pipe Sizes

LSAW pipes are widely used in scenarios that demand large diameters and thick walls, such as long-distance oil and gas pipelines and high-pressure water transmission systems. To manufacture such pipes, steel plates with excellent dimensional characteristics are essential, and our heavy steel plates excel in this aspect.

Maximum width

In terms of width, our steel plates can reach an impressive maximum width 5700mm . This allows manufacturers to produce LSAW pipes with larger diameters without the need for excessive splicing, reducing the number of welds and improving the overall structural integrity of the pipes. Whether it is for pipes with a diameter of several meters used in major engineering projects or those with relatively smaller diameters for specific applications, our wide steel plates can meet the diverse needs.

Maximum length

When it comes to length, our heavy steel plates offer a generous maximum length 15,000mm . This is highly beneficial for the production of long LSAW pipes, as it reduces the number of joints required during the manufacturing process. Fewer joints mean not only improved efficiency in production but also a lower risk of leakage and enhanced pressure resistance of the pipes, which is crucial for their performance in high-pressure and long-distance transmission applications.

Maximum thickness

In terms of thickness, our steel plates boast a substantial maximum thickness 40mm . This ensures that they can provide sufficient structural strength for thick-walled LSAW pipes. Thick-walled pipes are able to withstand higher internal and external pressures, making them suitable for harsh working environments. Our steel plates with excellent thickness performance can meet the thickness requirements of various thick-walled LSAW pipes, from those with moderate wall thicknesses for general transmission purposes to ultra-thick-walled ones for special high-pressure scenarios.

Excellent Edge Quality Ensuring Welding Excellence

The edge quality of the steel plate is a key factor affecting the welding quality of LSAW pipes. Our heavy steel plates are meticulously processed to achieve outstanding edge flatness of ±1 mm/m (per EN 10029) and perpendicularity of ±2 mm (ISO 9444 Cl. B).

Edge flatness

The edge flatness ensures that when two steel plate edges are butted together for welding, there is minimal gap or unevenness. This allows for a more uniform distribution of heat during the welding process, reducing the occurrence of welding defects such as pores, cracks, and incomplete fusion. A flat edge ensures that the weld seam is consistent in shape and size, enhancing the strength and tightness of the joint.
Edge perpendicularity

The perpendicularity of the edges is equally important. It guarantees that the two steel plates are properly aligned at a right angle, ensuring the accuracy of the pipe's shape and dimensions after welding. A perpendicular edge also contributes to the even distribution of stress in the weld area, preventing stress concentration which could lead to weld failure under load.

By maintaining excellent edge quality, our steel plates significantly reduce the occurrence of welding defects, improving the overall quality and reliability of LSAW pipes.

High Surface Finish Reducing Subsequent Processing Difficulty

High Surface Finish

The surface finish of our heavy steel plates is another notable advantage. A smooth and clean surface reduces the need for extensive polishing and cleaning during the subsequent processing of LSAW pipes.

In the production process, a high surface finish means that there are fewer burrs, scratches, and other surface imperfections on the steel plate. This not only improves the appearance of the final pipe but also ensures better adhesion of coatings, if any, applied to the pipe surface. Coatings play an important role in protecting the pipe from corrosion, and a smooth surface allows for a more uniform and durable coating application.

Moreover, a smooth surface reduces friction during the forming and processing of the steel plate into pipes, making the manufacturing process more efficient. It also minimizes the risk of damage to processing equipment caused by rough surfaces, reducing maintenance costs and downtime.

Providing a Solid Foundation for High-Quality LSAW Pipes in Critical Applications

LSAW pipes are widely used in high-pressure and long-distance transmission fields, such as oil and gas pipelines, where they need to withstand extreme pressures and harsh environmental conditions. Our heavy steel plates provide a solid foundation for ensuring the high quality of these pipes in such critical applications.

The superior dimensional stability of our steel plates ensures that the LSAW pipes manufactured have precise dimensions, which is essential for the proper assembly and connection of pipes in long-distance transmission systems. Any deviation in dimensions could lead to leaks or reduced pressure resistance, compromising the safety and efficiency of the entire transmission network.

The excellent mechanical properties of our steel plates, combined with their superior edge and surface quality, contribute to the high strength, toughness, and corrosion resistance of the LSAW pipes. This enables the pipes to withstand the high internal pressures of the transmitted media and resist corrosion from external environments, ensuring a long service life and reliable operation.

Promisteel: Your Trusted Partner for Stable Supply of High-Quality Heavy Steel Plates

At Promisteel

We take pride in our advanced technology and strong production capacity in the manufacturing of heavy and wide steel plates. Our state-of-the-art production facilities and strict quality control systems ensure that every batch of steel plates meets the highest standards required by LSAW pipe manufacturers.

We have a team of experienced engineers and technicians who are dedicated to continuous research and development, striving to improve the performance and quality of our steel plates. This allows us to keep up with the evolving needs of the LSAW pipe industry and provide innovative solutions.

High Quality Heavy Steel Plate for LSAW Pipe

Heavy Duty Steel Plate for LSAW Pipe Productio

In terms of production capacity, we have the ability to meet large-volume orders in a timely manner, ensuring a stable supply for our customers. Whether you need a small quantity of specialized steel plates or a large-scale supply for mass production, we can reliably fulfill your requirements.

Choose Promisteel

Choose Promisteel's Heavy Steel Plate for LSAW Pipe Production, and you can rest assured that you are getting a high-quality, reliable raw material that will contribute to the production of superior LSAW pipes.

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