tender for purchase of juice heater ( vapour line ) 240 m2 heating surface. , juice heater ( vapour line ) with s.s. tubes : design, manufacture, supply, erection and commissioning of tubular vertical juice heater with multiple circulation of heating surface 240 m2 and including dismantling of existing vapour line juice heater heating surface 240 m2 as per following details : - technical specifications : - description : - vapour line vertical tubular juice heater. ( 1 ) heating surface : 240 m2 ( 2 ) tube size ( s.s. tube of 304 grade ) 45 mm o.d. 1.5 mm thickness x 4065 mm long. ( make- divine tubes ahmedabad / qulaity stainless, hisar / adinox overseas mumbai or any approved make by haryanasugarfed or national sugarfed. ( 3 ) ligament : 12 mm ( 4 ) material of construction : mild steel, ( 5 ) double beat valve : 150 nb x 1 no. ( 6 ) water inlet line sluice valve : 80 nb x 1 no. ( 7 ) condensate pipe : suitable length upto common condensate tank with sluice valve 80 nb x 1 no. ( 8 ) stool mild steel : 4 nos. ( 9 ) top and bottom tube plate thickness : 32 mm after machining with diamond setting of tubes without any joint. ( 10 ) body shell thickness : 12 mm ( 11 ) top and bottom covers with easy opening devices and bolts : 36 mm thickness after machining and 25 mm for cover opening support with 200 mm x 16 mm stiffener of maximum 250 mm gap.there should be having lever and coupler arrangement with linkage and counter balancing for easy opening and closing the covers. ( 12 ) heating media :4th quad body vapour. ( 13 ) drain valve, s.s. ball valve ( threaded and s.w. type ) make -sant / leader / any approved make by haryanasugarfed or national sugarfed : - 40 nb in each pass of bottom cover. ( 14 ) air vent s.s. ball valve ( threaded and s.w. type ) make -sant / leader / any approved make by haryanasugarfed or national sugarfed : - 25 nb in each pass of top cover. ( 15 ) thickness of partition plate and header : partition and header shall not less than 14 mm thickness m.s. plate. ( 16 ) tube material : s.s. 304 grade.