High-Frequency Straight Seam Welded Pipe Production Line - BzZhou Xinghua|Steel Pipe Manufacturing, Precision Welding

Introduction

The Welded Pipe Production Line by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. represents a cutting-edge solution for producing high-quality steel pipes with precise dimensions and superior structural integrity. This advanced system is designed to meet the demands of modern industrial applications, offering efficiency, durability, and adaptability. In this article, we will explore the product's technical specifications, key components, applications, and the company's commitment to innovation and quality. Additionally, we will reference authoritative sources such as the National Institute of Standards and Technology (NIST) to highlight the importance of precision and standardization in manufacturing processes.

Technical Specifications

The Welded Pipe Production Line is engineered to produce steel pipes with diameters ranging from φ76 mm to φ89 mm and wall thicknesses between 2.0 mm and 5.0 mm. The system operates at a forming speed of 60-80 meters per minute, ensuring high throughput while maintaining precision. Below is a detailed table of the main technical parameters:

Parameter	Specification
Strip Steel Width	238-279 mm
Strip Steel Thickness	2.0-5.0 mm
Steel Pipe Diameter	φ76-φ89 mm
Steel Pipe Length	4-8 meters
Length Accuracy	0-6 mm
Forming Speed	60-80 m/min
Computer Flying Saw Speed	80 m/min
Steel Pipe Wall Thickness	2-5 mm
Maximum Sawing Times	15 times/min

These specifications highlight the system's ability to handle a wide range of materials and produce pipes with tight tolerances, making it suitable for critical applications in industries such as construction, oil and gas, and automotive manufacturing.

Key Components and Functionality

The production line comprises several essential units, each contributing to the seamless creation of high-quality steel pipes. Here's an overview of the main components:

1. Auxiliary Machine Composition

• Single-Station Manual Uncoiler: This unit features a manual expansion and contraction mechanism, capable of handling steel strip coils with an inner diameter of Ф762 mm and an outer diameter of Ф1800 mm. The belt width is 280 mm, and the weight capacity is 5 tons.
• Shearing and Welding Unit: Equipped with hydraulic cutting and pneumatic pressing platforms, this component allows for manual welding (excluding the welding machine), ensuring precise seam formation.
• Four-Roller Delivery Machine: Designed to maintain a continuous supply of raw materials, this machine includes a gantry frame, upper and lower roller transmission, and a gear split axle box with guide vertical and horizontal pressing rollers. The feeding roller diameter is Ф170 mm, with a width of 320 mm, and the drive motor is YCT250-4A, 18.5KW.

2. Main Machine Composition

• Technical Parameters: The main machine utilizes Q195-Q345 strip steel with a thickness of 2.0-5.0 mm. It features a DC motor (Z4-280-42, 250KW) and a reducer (ZLY280-10).
• Unit Arrangement: The system includes a passive seven-roller leveling unit, feeding vertical roller, forming units (7 flat and 8 vertical), sizing units (6 flat and 6 vertical), guiding, extrusion, scraping, and a cooling water tank. A Turkish ear head (8 rollers, single-sided 4 rollers) is also integrated.
• Roller Shafts: The horizontal shaft has a diameter of Ф100 mm, while the vertical roller shaft is Ф60 mm, made of 40Cr material. The extrusion roller shaft is Ф70 mm, also made of 40Cr.
• Gearbox: The gear box uses ZG35# material with spiral bevel gear transmission, a gear module of m=12, and 20CrMnTi as the gear material.

3. Computer Flying Saw Machine

• Key Features: This machine includes a bed, gears, rack box, saw car, fixture, speed measurement system, air system, drive system, electrical system, and rollers. It can cut pipes with a diameter of Ф76-89 mm and a wall thickness of 2-5 mm, with a fixed length of 4-8 meters and an accuracy of ±3 mm.
• Technical Parameters: The maximum sawing frequency is 15 times/min, and the running speed is 80 m/min. The saw blade size is Ф900 mm, with a trolley travel of 2 meters. The sawing motor is 55KW AC, and the driving motor is 22KW DC. The air pressure is 5-7 kg/cm².

4. Straightening Machine

• Function: This 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). The upper rollers are pressed down by a worm gear (manual).
• Technical Parameters: The motor is 30KW, with straightening rollers of φ220×400 mm (upper) and φ200×240 mm (lower). The material is GCr15 with a hardness of HRC60-65. The straightening speed is 100 m/min, and the pipe diameter range is φ60-φ89 mm.

Applications and Industry Relevance

The Welded Pipe Production Line is designed to cater to a wide range of industrial applications. Its versatility and precision make it an ideal choice for the following sectors:

• Construction Industry: The production line is used to manufacture steel pipes for structural frameworks, scaffolding, and piping systems in buildings and infrastructure projects.
• Oil and Gas Sector: The system produces high-strength pipes for pipelines, storage tanks, and offshore platforms, ensuring durability and resistance to harsh environments.
• Automotive Manufacturing: The line's ability to produce pipes with tight tolerances makes it suitable for automotive components such as exhaust systems and chassis parts.
• Energy Sector: The production line supports the creation of pipes for power generation, including steam and water distribution systems in thermal and nuclear power plants.

According to the National Institute of Standards and Technology (NIST), precision in manufacturing is critical for ensuring the safety and reliability of industrial products. NIST's research on measurement standards and quality control processes underscores the importance of advanced machinery like the Welded Pipe Production Line in maintaining consistent product quality and compliance with international standards.

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

Founded in Bazhou City, Hebei Province, China, BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. has established itself as a leading manufacturer of industrial machinery and equipment. The company specializes in the design, development, and production of high-frequency straight seam welded pipe production lines, catering to both domestic and international markets.

With a focus on innovation and quality, BzZhou Xinghua has invested heavily in research and development to enhance the efficiency and reliability of its products. The company's commitment to customer satisfaction is evident in its customized solutions, which are tailored to meet the specific needs of different industries. By leveraging advanced manufacturing technologies and adhering to strict quality control measures, BzZhou Xinghua ensures that its products meet the highest standards of performance and durability.

For more information about the company's products and services, visit the BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. official website.

Advantages of the Welded Pipe Production Line

The Welded Pipe Production Line offers several advantages that make it a preferred choice for manufacturers:

• High Efficiency: With a forming speed of 60-80 m/min, the system ensures rapid production without compromising on quality.
• Precision and Accuracy: The line's advanced components, such as the computer flying saw machine and straightening machine, guarantee precise measurements and tight tolerances.
• Flexibility: The production line can handle a wide range of materials and pipe specifications, making it adaptable to various industrial requirements.
• Durability: Constructed with high-quality materials like 40Cr and GCr15, the system is designed to withstand heavy-duty operations and prolonged use.
• Cost-Effectiveness: By minimizing material waste and optimizing production processes, the line helps reduce operational costs for manufacturers.

Product Images

Below are the product images showcasing the Welded Pipe Production Line:

Conclusion

The Welded Pipe Production Line by BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. is a testament to the power of advanced engineering and precision manufacturing. With its robust technical specifications, versatile applications, and commitment to quality, this production line is well-suited for industries that demand reliability and performance. As highlighted by the National Institute of Standards and Technology (NIST), the importance of standardized, high-precision manufacturing processes cannot be overstated. By adhering to these principles, BzZhou Xinghua continues to set the benchmark for innovation in the machinery and equipment sector.

References

National Institute of Standards and Technology (NIST) (2025). What We Do. Retrieved from https://www.nist.gov/

BzZhou Xinghua Machinery Equipment Manufacturing Co., LTD. (2025). Welded Pipe Production Line. Retrieved from https://www.xhequipment.com/weldedpipeproductionline.html