... production experiences 4.Price has competitive KHGT Orbit tube to tube welding machineProduct applicationApplicable industriesPetrochemical, boiler, refrigeration, ... machinery, atomic energy etcApplicable scopeApply to tube diameter from16mm-230mm tube – pipe,tube-elbow, the tube - flanges, carbon steel, alloy ... ,PLC control system and LCD touch human-machine interface, can be stored up to 100 ...