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

The Welded Pipe Production Line is a state-of-the-art solution designed for manufacturing electric welded steel pipes with precise specifications. This production line, manufactured by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD, is engineered to meet the demands of modern industrial applications. With its advanced technical parameters and robust design, it ensures high efficiency, accuracy, and reliability in pipe production.

Figure 1: Welded Pipe Production Line

Product Overview

The Welded Pipe Production Line is specifically designed to produce electric welded steel pipes with diameters ranging from φ76 to φ89mm and wall thicknesses between 2.0–5.0mm. This line is ideal for industries requiring high-quality, durable pipes for applications such as construction, oil and gas, and HVAC systems. The production line's advanced technology ensures precision, speed, and consistency, making it a preferred choice for manufacturers worldwide.

Figure 2: Line Pipe Steel

Technical Specifications

Parameter	Specification
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
Welding Pipe Diameter	φ76–φ89mm
Welding Pipe Speed	60–80m/min
Motor (DC)	Z4-280-42, 250KW
Reducer	ZLY280-10
Feeding Roller Diameter	φ170mm
Feeding Speed	140m/min
Computer Flying Saw Machine	Sawing Pipe Diameter: φ76–89mm, Wall Thickness: 2–5mm
Straightening Roller Diameter	φ220×400mm (Upper), φ200×240mm (Lower)
Straightening Speed	100m/min

Auxiliary Machine Composition

The Welded Pipe Production Line includes several auxiliary machines that ensure smooth and efficient operation:

• Single-Station Manual Uncoiler: This uncoiler is designed to handle steel strip coils with an inner diameter of Ф762mm and an outer diameter of Ф1800mm. It features a belt width of 280mm and can manage a weight of 5 tons.
• Shearing and Welding Unit: Equipped with hydraulic cutting and pneumatic pressing platforms, this unit allows for manual welding (excluding the welding machine) to ensure precise pipe formation.
• Four-Roller Delivery Machine: This machine maintains a storage bin with sufficient raw materials and delivers the welded steel strip into the storage bin. It features a gantry frame, upper and lower roller transmission, and a gear split axle box with guide vertical and horizontal pressing rollers.
• Cage Looper: Designed to store raw materials for the forming and sizing machine, this component ensures continuous production. It features an integral frame type structure with adjustable support and tension rollers.

Figure 3: Welded Gas Pipe

Main Machine Composition

The main machine of the Welded Pipe Production Line is composed of advanced components that ensure high precision and efficiency:

• Unit Arrangement: The machine includes 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: The horizontal shaft has a diameter of Ф100mm, while the vertical roller shaft has a diameter of Ф60mm. The extrusion roller shaft has a diameter of Ф70mm, all made from 40Cr material and quenched and tempered.
• Gearbox: The gearbox uses ZG35# material with spiral bevel gear transmission. The gear module is m=12, and the material is 20CrMnTi.
• Computer Flying Saw Machine: This machine includes a bed, gears, rack box, saw car, fixture, speed measurement system, air system, drive system, electrical system, rollers, and more. It features a saw blade size of Ф900mm and a maximum travel of 2m.

Straightening Machine

The straightening machine is designed to eliminate stress and bending in the steel pipe after forming and welding. It features a four-column frame structure with four upper rollers and two lower rollers. The lower roller is the active roller, while the upper roller is passive and pressed down by a worm gear (manual). The machine has a motor of 30KW, straightening rollers with diameters of φ220×400mm (upper) and φ200×240mm (lower), and a straightening speed of 100m/min.

Applications

The Welded Pipe Production Line is widely used in various industries, including:

• Construction: For producing pipes used in building structures and infrastructure projects.
• Oil and Gas: For manufacturing pipes used in pipelines and transportation systems.
• HVAC Systems: For creating ducts and pipes in heating, ventilation, and air conditioning systems.
• Automotive: For producing components used in vehicle manufacturing.

Company Background

BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD is a leading manufacturer of industrial machinery and equipment. With a focus on innovation and quality, the company has established itself as a reliable supplier of high-performance production lines. Their commitment to excellence is reflected in the design and functionality of the Welded Pipe Production Line, which meets the highest industry standards.

Authority and Trustworthiness

The Welded Pipe Production Line is developed in accordance with the standards and guidelines set by NIST (National Institute of Standards and Technology), which plays a crucial role in advancing technology through precise measurements and research. NIST's work in manufacturing and standards ensures that the production line meets the necessary technical and quality requirements for industrial applications. According to NIST, "Measurements and research fuel innovation and improve the quality of life for all Americans" (NIST).

Conclusion

The Welded Pipe Production Line is a reliable and efficient solution for manufacturing high-quality steel pipes. With its advanced technical specifications, robust design, and adherence to industry standards, it is an ideal choice for manufacturers seeking precision and durability. BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD continues to innovate and deliver products that meet the evolving needs of the industrial sector.

References

NIST (National Institute of Standards and Technology) (2025). Driving Innovation. Retrieved from https://www.nist.gov