High Frequency Straight Seam Welded Pipe Production Line - BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD.

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Overview

The φ76—φ89 High Frequency Straight Seam Welded Pipe Production Line is a specialized system designed to manufacture electric welded steel pipes with diameters ranging from 76mm to 89mm and wall thicknesses of 2.0-5.0mm. This production line is engineered to deliver precision, efficiency, and durability, making it ideal for industries requiring high-quality steel pipes for structural, industrial, and infrastructure applications.

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Technical Specifications

Parameter	Details
Strip Steel Width	238-279mm (Material: Q195-Q345)
Strip Steel Thickness	2.0–5.0mm
Steel Pipe Specifications	φ76–φ89mm
Steel Pipe Length	4–8 m
Length Accuracy	0–6 mm
Forming Speed	60–80m/min
Motor Power (Main Machine)	Z4-280-42, 250KW
Reducer	ZLY280-10
Extrusion Roller Shaft	φ70mm, Material: 40Cr, Quenched and Tempered
Computer Flying Saw Machine	Sawing Diameter: φ76–89mm, Wall Thickness: 2–5mm, Max Sawing Speed: 15 times/min
Straightening Machine	Motor: 30KW, Straightening Roller Diameter: φ220×400mm (Upper), φ200×240mm (Lower)

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Key Components and Functionality

1. Auxiliary Machine Composition

• Single-Station Manual Uncoiler: Adapts to steel strip coils with inner diameter Ф762mm, outer diameter Ф1800mm, and belt width 280mm. Weight: 5 tons.
• Shearing and Welding Unit: Includes hydraulic cutting, pneumatic pressing platform, and manual welding (excluding welding machine).
• Four-Roller Delivery Machine: Ensures continuous production by storing raw materials and feeding welded steel strips. Features a gantry frame, upper/lower roller transmission, and gear split axle box.

2. Main Machine Composition

• Unit Arrangement: Passive seven-roller leveling, forming (7 flat + 8 vertical), sizing (6 flat + 6 vertical), guiding, extrusion, scraping, cooling water tank, and a Turkish ear head (8 rollers, single-sided 4 rollers).
• Material Specifications: Horizontal shaft Ф100mm, vertical roller shaft Ф60mm (40Cr, quenched and tempered). Extrusion roller shaft Ф70mm (40Cr, quenched and tempered).
• Computer Flying Saw Machine: Capable of cutting pipes with diameter φ76–89mm, wall thickness 2–5mm, and fixed length 4–8m. Features a 55KW AC sawing motor and 22KW DC driving motor.

3. Straightening Machine

• Function: Eliminates stress and bending after welding.
• Structure: Four-column frame with four upper rollers and two lower rollers (active lower roller, passive upper roller with worm gear manual press).
• Technical Parameters: 30KW motor, straightening roller dimensions φ220×400mm (upper), φ200×240mm (lower), material GCr15 (HRC60–65), and straightening speed 100m/min.

Applications and Industry Use

The φ76—φ89 High Frequency Straight Seam Welded Pipe Production Line is widely used in industries requiring precision steel pipes, including:

• Structural Steel: Used in construction for beams, columns, and frameworks.
• Industrial Pipelines: Suitable for transporting fluids, gases, and chemicals in manufacturing facilities.
• Infrastructure Projects: Ideal for road, railway, and utility infrastructure where durability and strength are critical.

This production line’s ability to produce pipes with tight tolerances and high-quality welds makes it a preferred choice for applications where reliability and safety are paramount.

Company Background: BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD.

BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is a leading manufacturer of industrial machinery, specializing in the production of high-frequency welded steel pipe equipment. With a focus on innovation and quality, the company has established itself as a trusted supplier in the global market. Their products are designed to meet international standards, ensuring optimal performance and longevity in demanding environments.

For more information about the company, visit their official website.

Why Choose This Production Line?

• High Efficiency: With forming speeds of 60–80m/min, the system maximizes productivity while maintaining precision.
• Customization: The roller table and stand can be customized based on specific design requirements.
• Durability: Components are constructed from high-grade materials (e.g., 40Cr steel, GCr15) to withstand heavy use and ensure long-term reliability.
• Comprehensive Support: The company provides technical assistance and customization options to meet diverse industrial needs.

Industry Standards and Compliance

The production line adheres to stringent manufacturing standards, ensuring compliance with international quality benchmarks. According to the National Institute of Standards and Technology (NIST), precision in manufacturing is critical for maintaining product integrity and performance. This production line’s technical specifications align with these principles, offering a reliable solution for industries requiring high-quality welded steel pipes.

Conclusion

The φ76—φ89 High Frequency Straight Seam Welded Pipe Production Line from BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. represents a robust and efficient solution for producing high-quality steel pipes. With its advanced technical specifications, reliable components, and adherence to industry standards, this system is an excellent choice for manufacturers seeking precision, durability, and scalability. Whether for structural, industrial, or infrastructure applications, this production line delivers exceptional value and performance.

References

National Institute of Standards and Technology (NIST) (2023). Manufacturing Standards and Quality Control. Retrieved from https://www.nist.gov/