compititive ebidding for supply of new calandria for evaporator body for season 2025-26 , supply of new calandria for evaporator body 560m2 h.s. with following specification- evaporator body calandria- h.s. (560m2) dia of tube plate - 3315mm (internal) tube plate thickness-32mm tube size - od 45x id 42x 2005mm length no. of tubes-2128 ligament- 20 mm calandria shell thickness- 12mm calandria shell above top tube plate- 50mm calandria shell below bottom tube plate- 150mm centre down take- 700 mm steam entry- 700 mm with suitable jacket tie rod 2”- 16 nos. condensate outlet with box- 02nos.(150mm) heavy ammonia connection (ss 304)-50mmx 4nos. light ammonia connection (ss 304)-50mmx 4nos. external ammonia connection- 1.5” x 4nos peripheral ammonia coil connection- 3”x 6nos suitable 04 nos. stools