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

Explore the advanced welded gas pipe production line designed for precision and efficiency. This system is engineered to produce high-quality steel pipes with diameters ranging from φ76 to φ89mm, suitable for a wide array of industrial applications. Developed by BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd., the production line combines cutting-edge technology with robust engineering to meet stringent industry standards.

Technical Specifications

The linepipe steel production line is equipped with precise technical parameters to ensure optimal performance. Key specifications include:

Parameter	Details
Strip Steel Width	238–279mm (Material: Q195–Q345)
Strip Steel Thickness	2.0–5.0mm
Steel Pipe Diameter	φ76–φ89mm
Steel Pipe Length	4–8m
Length Accuracy	0–6mm
Forming Speed	60–80m/min

Machine Composition and Functionality

The production line comprises multiple auxiliary and main machines, each designed to streamline the manufacturing process. Below is an overview of the key components:

Auxiliary Machine Composition

• Single-Station Manual Uncoiler: Adapts to steel strip coils with an inner diameter of Ф762mm and outer diameter of Ф1800mm, featuring a belt width of 280mm and a weight of 5 tons.
• Shearing and Welding Unit: Includes hydraulic cutting, pneumatic pressing platforms, and manual welding (excluding welding machines).
• Four-Roller Delivery Machine: Ensures continuous production by storing raw materials and feeding the welded steel strip into the storage bin. Key technical parameters include a feeding roller diameter of Ф170mm, a drive motor of YCT250-4A (18.5KW), and a feeding speed of 140m/min.
• Cage Looper: Stores raw materials for the forming and sizing machine, with an adjustable structure to accommodate varying steel strip widths.

Main Machine Composition

• Technical Parameters:
  • Raw Materials: Q195–Q345, strip steel thickness 2.0–5.0mm coil
  • Welding Pipe Diameter: φ76–φ89mm
  • Welding Pipe Speed: 60–80m/min
  • Motor: Z4-280-42, 250KW
  • Reducer: ZLY280-10
• Unit Arrangement: Features passive seven-roller leveling, forming (7 flat and 8 vertical), sizing (6 flat and 6 vertical), guiding, extrusion, scraping, cooling water tank, and an 8-roller Turkish ear head.
• Material and Construction: Horizontal shaft Ф100mm, vertical roller shaft Ф60mm (material: 40Cr, quenched and tempered). Extrusion roller shaft Ф70mm (material: 40Cr, quenched and tempered).
• Computer Flying Saw Machine:
  • Sawing Pipe Diameter: Ф76–89mm
  • Steel Pipe Wall Thickness: 2–5mm
  • Fixed Length: 4–8m
  • Maximum Sawing Times: 15 times/min
  • Saw Blade Size: Ф900mm
  • Drive Motor (DC): 22KW
• Straightening Machine:
  • Function: Eliminates stress and bending after welding.
  • Structure: Four-column frame with upper (Ф220×400mm) and lower (Ф200×240mm) rollers (material: GCr15, HRC60–65).
  • Speed: 100m/min
  • Steel Pipe Diameter: φ60–φ89mm

Key Advantages

The linepipe steel production line offers several advantages that make it a preferred choice for manufacturers:

• High Efficiency: With a forming speed of 60–80m/min, the system ensures rapid production without compromising quality.
• Precision Engineering: Advanced components like the four-roller delivery machine and computerized flying saw guarantee accurate dimensions and consistent output.
• Flexibility: The adjustable cage looper and modular design allow customization for varying steel strip widths and pipe specifications.
• Durability: High-quality materials (e.g., 40Cr for rollers, GCr15 for straightening rollers) ensure long-term reliability and minimal maintenance.
• Cost-Effectiveness: By integrating multiple functions into a single system, the production line reduces operational costs and enhances productivity.

Applications

This production line is ideal for manufacturing welded gas pipe used in various industries, including:

• Oil and Gas: For pipelines transporting crude oil, natural gas, and other fluids.
• Construction: As structural supports and scaffolding materials.
• Automotive: For exhaust systems and chassis components.
• Water Supply: In municipal and industrial water distribution networks.
• Power Generation: For cooling systems and steam pipelines.

Company Background

BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd. is a leading manufacturer of industrial machinery, specializing in the design and production of high-frequency straight seam welded pipe systems. With a commitment to innovation and quality, the company has established itself as a trusted partner for clients worldwide. Their expertise in precision engineering and customer-centric solutions ensures that their products meet the highest industry standards.

Industry Standards and Compliance

The production line adheres to rigorous technical standards, reflecting the importance of precision in manufacturing. According to the National Institute of Standards and Technology (NIST), "metrology and measurement science are critical for ensuring the accuracy and reliability of industrial processes" (NIST, 2025). The integration of advanced measurement systems in this production line aligns with NIST’s emphasis on precision and quality control.

Conclusion

The welded gas pipe production line represents a significant advancement in steel pipe manufacturing. By combining high-speed operation, precision engineering, and adaptability, this system caters to diverse industrial needs. Backed by the expertise of BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd. and aligned with industry standards, it is a reliable solution for producers seeking efficiency and quality.

References

National Institute of Standards and Technology (NIST). (2025). Advancing Measurement Science for Industry. Retrieved from https://www.nist.gov.