High-Frequency Straight Seam Welded Pipe Production Line-BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD.|High-Frequency Welding&Precision Steel Pipe Manufacturing

Manufacturing high-quality steel pipes is a critical process in various industries, from construction to oil and gas. The Welded Pipe Production Line offered by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is designed to produce seamless, durable steel pipes with precision and efficiency. This article provides an in-depth analysis of the production line's features, technical specifications, and applications, supported by authoritative references and industry standards.

Technical Specifications

The Welded Pipe Production Line is engineered to handle a wide range of steel pipe dimensions and materials, ensuring versatility and reliability. Below is a detailed specification table:

Parameter	Details
Strip Steel Width	238–279 mm (Material: Q195–Q345)
Strip Steel Thickness	2.0–5.0 mm
Steel Pipe Diameter	φ76–φ89 mm
Steel Pipe Length	4–8 m
Length Accuracy	0–6 mm
Forming Speed	60–80 m/min

Auxiliary Machine Composition

The production line includes several auxiliary machines that ensure smooth operation and material handling:

• Single-Station Manual Uncoiler: This unit features a manual expansion and contraction mechanism, adapting to steel strip coils with an inner diameter of Ф762mm and an outer diameter of Ф1800mm. It supports a belt width of 280 mm and weighs 5 tons.
• Shearing and Welding Unit: Equipped with hydraulic cutting and pneumatic pressing platforms, this system allows for manual welding (excluding welding machines) to ensure precise seam formation.
• Four-Roller Delivery Machine: Designed to maintain a steady supply of raw materials, this machine uses a gantry frame structure with upper and lower roller transmission. It includes a gear split axle box and guide vertical rollers, with a feeding roller diameter of Ф170mm and a speed of 140 m/min.

Figure 1: Welded Gas Pipe Production Line in Action

Main Machine Composition

The core of the production line consists of advanced machinery for forming, sizing, and finishing steel pipes:

• Technical Parameters: The main machine processes Q195–Q345 strip steel with a thickness of 2.0–5.0 mm. It produces pipes with a diameter of φ76–φ89mm at a speed of 60–80 m/min. Key components include a DC motor (Z4-280-42, 250KW) and a reducer (ZLY280-10).
• Unit Arrangement: The system features a passive seven-roller leveling unit, forming rollers (7 flat and 8 vertical), sizing rollers (6 flat and 6 vertical), and a Turkish ear head (8 rollers, single-sided 4 rollers).
• Extrusion and Cooling: The extrusion roller shaft (Ф70mm, 40Cr material) and cooling water tank ensure uniform pipe dimensions and structural integrity.

Figure 2: Linepipe Manufacturing Process

Computer Flying Saw Machine

The Computer Flying Saw Machine is critical for precise cutting. It includes a bed, gears, rack box, and a saw car, capable of cutting pipes with a diameter of Ф76–89mm and wall thickness of 2–5 mm. Key specifications include:

• Sawing Motor (AC): 55KW
• Driving Motor (DC): 22KW
• Maximum Travel of Trolley: 2m
• Saw Blade Size: Ф900mm

Figure 3: Linepipe Cutting and Finishing

Straightening Machine

The straightening machine eliminates stress and bending after welding. It features a four-column frame structure with upper and lower rollers. Technical details include:

• Motor: 30KW
• Straightening Roller Dimensions: Ф220×400mm (upper) and Ф200×240mm (lower)
• Straightening Speed: 100m/min

Applications

The Welded Pipe Production Line is ideal for industries requiring high-strength, corrosion-resistant pipes. Key applications include:

• Linepipe: Used in oil and gas transportation.
• Welded Gas Pipe: Suitable for natural gas and industrial gas distribution.
• Construction: For structural frameworks and scaffolding.

Company Background

BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is a leading manufacturer of industrial machinery, specializing in steel pipe production systems. With over a decade of experience, the company has established itself as a trusted provider of high-quality equipment. Their commitment to innovation and precision aligns with global standards, ensuring reliable performance for clients worldwide.

Industry Standards and References

The production line adheres to National Institute of Standards and Technology (NIST) guidelines for manufacturing processes. NIST's research on material science and precision engineering ensures that the production line meets rigorous quality benchmarks. For more information on NIST's role in industrial standards, visit https://www.nist.gov/.

Conclusion

The Welded Pipe Production Line by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. combines advanced technology, durability, and efficiency to meet the demands of modern industries. With its comprehensive specifications and robust design, this production line is a reliable solution for producing high-quality steel pipes. For further details, explore the product page or contact the company directly.

References

1. National Institute of Standards and Technology (NIST). (n.d.). Retrieved from https://www.nist.gov/