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【概要描述】Evaluation of 76-127 Used Pipe Welding Machine Unit: Performance, Applications and Market Value Analysis With increasing emphasis on cost control and environmental protection in manufacturing, used pipe welding machines have become a popular choice for SMEs due to their cost-effectiveness and sustainability. This article takes the 76-127 model as an example, providing a comprehensive analysis from multiple dimensions including technical parameters, equipment configuration, quality assessment, market advantages and industrial applications. 1. Technical Parameters and Equipment Configuration The 76-127 used pipe welding machine unit is renowned for its high efficiency and flexibility, with core parameters as follows: Processing range: Capable of producing square pipes (Φ40-100) and round pipes (Φ50-127) with wall thickness up to 5mm, at a production speed of 60m/min. Key configurations: Forming and welding: Includes 7 horizontal rolls and 9 vertical rolls forming unit, paired with 300kW solid-state high-frequency welder to ensure stable weld quality. Auxiliary systems: Hydraulic uncoiler, shear welder, computer flying saw and Turk's head straightening device to enhance automation. Process flow: Strip uncoiling→leveling→forming→high-frequency welding→cooling→sizing→cutting, ensuring continuous high-efficiency production. The modular design simplifies maintenance, and after refurbishment, its performance approaches that of new machines while reducing procurement costs by 40%-60%, making it ideal for budget-conscious enterprises. 2. Key Points for Quality Assessment According to industry standards, the quality of used pipe welding machines should be comprehensively evaluated from four aspects: Materials and processes Material durability: Core components such as rolls and high-frequency welders should be original to ensure corrosion resistance and tensile strength. Process control: Welding quality directly affects joint strength, requiring precise regulation of high-frequency current's skin effect and proximity effect. Appearance and performance Visual inspection: The unit surface should be free of rust and deformation, with no significant wear on molds. Performance test: Verify production speed, sizing accuracy (e.g. ovality ±0.05mm) and flying saw synchronization through trial operation. After-sales service Reputable suppliers like Jinyujie Electromechanical provide installation, spare parts support and technical training to reduce operational risks. 3. Market Advantages and Environmental Value Cost-effectiveness The 76-127 model typically costs only 50%-60% of new equipment while being ready for immediate use. A Zhejiang-based enterprise reported 30% productivity improvement with significantly better ROI. Sustainability Refurbishing used equipment reduces resource waste, aligning with green manufacturing trends. Industry adaptability Widely used in construction (guardrails, scaffolding), automotive (exhaust pipes) and energy (oil pipelines) sectors, supporting various materials including carbon steel and stainless steel. 4. Maintenance and Risk Control Routine maintenance Regular lubrication and inspection of key components to prevent rust and damage. Operation standards Operators should receive proper training and wear protective equipment. Procurement risks Verify equipment sources and clarify responsibilities through formal agreements. 5. Industry Trends and Selection Recommendations The domestic used pipe welding machine market grew 25% YoY in 2023, with increasing share of refurbished imported equipment. Selection suggestions: Match production needs with equipment specifications Choose reputable suppliers with comprehensive after-sales services Conclusion The 76-127 used pipe welding machine unit, with its mature technology, low cost and environmental benefits, has become an optimal choice for manufacturers seeking efficiency improvements. Enterprises should combine quality assessment, maintenance strategies and supplier services to maximize equipment value and promote sustainable development. For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill