Tank lifting hydraulic jacks and submerged arc automatic welding machines for horizonta... - 0 views
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Dinu R on 17 Oct 14Bygging Infrastructure manufactures world class hydraulic jacking equipment and automatic girth welding machines to build above ground API 650 storage tanks. Jacks are 12, 18 or 25 ton capacity. See videos of equipment working at jobsites, time and cost comparision between conventional (BOTTOM-UP) and jacking (TOP-DOWN) erection methods.