Automatic Girth Welders performs x-ray quality horizontal welds up to 20 times faster than standard manual techniques. It is used for cutting in-field welding time for storage tanks by up to 40%. It is available as a single sided or dual sided mobile welding station completely equipped with welding heads, flux support belts and flux recovery units. These are designed for efficiency, convenience and accessibility. The submerged arc flux belt mechanism ensures retention of the flux at the joint for efficient recycling. These are having operating speeds from four to 105 inches per minute. It can handle plates as thick as 1 _″ and tank diameters from the largest to as small as 15'.