Stainless Steel Pipe-making Machine Production Line: The Manufacturing Hub of Precision Tubes

Professional stainless steel pipe-making machine production line. Please contact us for more information!
I. System Composition and Core Equipment
The modern stainless steel pipe production line is composed of six major functional modules:
Uncoiling and leveling unit: Equipped with a hydraulic deviation correction device to eliminate the internal stress of the coil.
Forming unit: Adopts 12-24 pass progressive roll bending forming technology;
High-frequency welding unit: Molecular-level fusion is achieved with 400kHz high-frequency current;
Online solution treatment: Continuous annealing with protective gas at 1050-1150℃;
Sizing and straightening system: The three-roll precision sizing machine ensures a tolerance of ±0.1mm;
Cutting and collection device: Flying saw cutting combined with automatic counting and stacking;
Ii. Breakthroughs in Key Technologies
Laser weld seam tracking: The CCD vision system monitors the molten pool status in real time;
Argon shielded welding: The oxygen content is controlled below 10ppm.
Intelligent control system: PLC integrates PID temperature compensation algorithm;
Online eddy current testing: Can identify defects larger than 0.2mm;
Iii. Technological Advantages
Material adaptability: It can process austenitic stainless steels such as 304/316L;
Size range: Typical pipe diameter Φ20-76mm, wall thickness 0.3-2.5mm;
Production speed: The maximum linear speed of thin-walled tubes reaches 8m/min.
Surface treatment: Equipped with electrolytic polishing or passivation units;