High quality tube welding seam Certificates: CE,BV,ISO9001 Multi-language operation menu Speed-power closed loop control 60kW solid state HF welder Applied Range1.1 Steel pipe specificationφ8~φ20mm1.2 Steel pipe thickness0.4~0 7mm1.3 Welding pipe typeRound pipe1.4 Welding modeInduction welding 60kW solid state HF tube welder