... NAEC---- Minimize the outdoor work, Maxmize customer's profit!Suitable for industries of: OIL AND GAS, REFINERY FACILITIES, OFFSHORE &SHIPBUILDING, ... ETC.Automatic Elbow Welding MachineFeatures: 1Zero-balance weight design2Suitable for pipes from O. D. 2" to 48"3TIG/MIG/SAW are ... , WPS programmed6More than 99% qualified first X-ray test.For more information, please feel free to contact us. Thank ...