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

Discover the advanced Welded Pipe Production Line designed for precision manufacturing of steel pipes. This system is engineered to produce electric welded steel pipes with diameters ranging from φ76 to φ89mm and wall thicknesses between 2.0-5.0mm. Developed by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD., this production line combines cutting-edge technology with robust engineering to meet industrial demands for high-quality steel pipes.

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	4-8m
Length Accuracy	0-6mm
Forming Speed	60-80m/min
Extrusion Roller Shaft Diameter	φ70mm (Material: 40Cr, quenched and tempered)
Horizontal Shaft Diameter	φ100mm (Material: 40Cr, quenched and tempered)
Computer Flying Saw Machine	Sawing Diameter: φ76-89mm, Wall Thickness: 2-5mm, Fixed Length: 4-8m

Main Machine Composition

The production line features a comprehensive main machine with the following components:

• Technical Parameters: Raw materials include Q195-Q345 strip steel with thickness 2.0-5.0mm. The welding pipe diameter is φ76-φ89mm, and the welding pipe speed ranges from 60-80m/min.
• Unit Arrangement: Passive seven-roller leveling, feeding vertical roller, forming 7 flat and 8 vertical, sizing 6 flat and 6 vertical, guiding, extrusion, scraping, cooling water tank, and a Turkish ear head (8 rollers, single-sided 4 rollers).
• Shaft Specifications: Horizontal shaft φ100mm, vertical roller shaft φ60mm (Material: 40Cr, quenched and tempered). Extrusion roller shaft φ70mm (Material: 40Cr, quenched and tempered).
• Gearbox: ZG35# material with spiral bevel gear transmission, module m=12, material 20CrMnTi.

Auxiliary Machine Composition

The system includes essential auxiliary machines to ensure seamless operation:

• Single-Station Manual Uncoiler: Adapts to inner diameter Ф762mm, outer diameter Ф1800mm, belt width 280mm, and weight 5 tons.
• Shearing and Welding: Hydraulic cutting, pneumatic pressing platform, and manual welding (excluding welding machine).
• Four-Roller Delivery Machine: Features a gantry frame, upper and lower roller transmission, cylinder pressure, gear split axle box, guide vertical roller, and horizontal pressing roller. Technical parameters include a feeding roller diameter of φ170mm, 18.5KW motor, and feeding speed of 140m/min.
• Cage Looper: Stores raw materials for continuous production, with an adjustable frame structure for steel strip width.

Computer Flying Saw Machine

This critical component includes a bed, gears, rack box, saw car, fixture, speed measurement system, air system, drive system, electrical system, and rollers. Key specifications include:

• Sawing pipe diameter: φ76-89mm
• Fixed length: 4-8m
• Maximum sawing times: 15 times/min
• Saw blade size: φ900mm
• Sawing motor (AC): 55KW
• Driving motor (DC): 22KW
• Air pressure: 5-7Kg/cm²

Straightening Machine

The straightening machine eliminates stress and bending after steel pipe forming and welding. It features a four-column frame structure with four upper rollers and two lower rollers (active lower roller). Technical parameters include:

• Motor: 30kw
• Straightening roller dimensions: φ220×400mm (upper), φ200×240mm (lower)
• Material: GCr15, HRC60-65
• Straightening speed: 100m/min
• Steel pipe diameter: φ60-φ89mm
• Steel pipe wall thickness: 2.0-5.0mm

Applications and Industry Use

This production line is ideal for manufacturing line pipe steel and welded gas pipe, catering to industries such as oil and gas, construction, and automotive. Its high-speed forming capabilities and precision make it suitable for large-scale production of steel pipes with consistent quality and durability.

Company Background

BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is a leading manufacturer specializing in high-frequency straight seam welded pipe production lines. With a focus on innovation and quality, the company provides reliable solutions for steel pipe manufacturing, ensuring compliance with international standards. Their expertise in engineering and manufacturing processes has established them as a trusted partner in the industry.

Why Choose This Production Line?

The Welded Pipe Production Line offers several advantages:

• High Efficiency: Forming speed of 60-80m/min ensures rapid production.
• Precision: Advanced technology guarantees accurate pipe dimensions and length.
• Durability: Robust construction with high-quality materials ensures long-term performance.
• Flexibility: Adaptable to various steel strip widths and thicknesses.

Industry Standards and Compliance

As highlighted by the National Institute of Standards and Technology (NIST), adherence to rigorous standards is critical in manufacturing. While the specific NIST page referenced is unavailable, the principles of precision and quality control emphasized by NIST align with the production line's design. For further insights into manufacturing standards, visit the NIST website.

Product Images

Explore the Welded Pipe Production Line through the following images:

Conclusion

The Welded Pipe Production Line by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is a comprehensive solution for high-quality steel pipe production. With its advanced technical specifications, efficient operation, and adherence to industry standards, this system is an ideal choice for manufacturers seeking reliability and precision.

References

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