handheld HDPE fusion machine allows technicians to perform butt welding directly in the field without clamps, stands, or support frames. The heating plate is coated with non-stick Teflon, and the temperature can be precisely adjusted from 55°C to 340°C, making it suitable for various HDPE pipe thicknesses. This tool is lightweight, easy to operate, and available in multiple diameter options: 110 / 160 / 200 / 250 / 315 mm. Unlike traditional hydraulic fusion equipment, the handheld design enables welding