CNC Vertical Hairpin Tube Expander: A model of CNC precision for hairpin tube expansion jointIn the precise chain of modern industrial production, various types of equipment, with their unique performance, jointly promote the improvement of product quality. The Friction Welding Machine, with its powerful friction bonding force, provides a guarantee for the stable bonding of heavy pipe fittings and ensures reliable operation under harsh working conditions. The Spot Welding Machine, with its efficient spot welding process, quickly fixes components, taking into account both connection strength and production rhythm. The Butt Welding Machine precisely connects long pipes to ensure the smooth flow of fluids inside the equipment. The Seam Welding Machine creates continuous and sealed welds and is the core support for the sealing performance of equipment such as pressure vessels. Laser Welding Machine for Steel Ring achieves perfect welding of steel rings with the high-precision characteris…