procurement of hydro-pneumatic loading cylinders for 8.5 e-9 coal mills installed in ph-ii of unit no. 3 and 4 of ph-ii, at, sgtps, mppgcl, birsinghpur. as per tender schedule. procurement of hydro-pneumatic loading cylinders for 8.5 e-9 coal mills installed in ph-ii of unit no. 3 and 4 of ph-ii, at, sgtps, mppgcl, birsinghpur. as per tender schedule. , complete hydro pneumatic loading cylinder along with extra ( two sets of seal kit , bellows, jubilee clamp and self aligned bush bearing ) for 8.5 e-9 abl abb make coal mills of unit no. 3 & 4 ( ph-ii ) , sgtps, birsinghpur. specification:- 6” bore x 5-1 / 2 dia piston rod x 14” stroke working pressure oil of 49 kg / cm2 working pressure of nitrogen gas 36.5 kg / cm2 chrome plating thickness of 50 microns and above on piston ram ( as per drawing / sample ) make:- veljan, vipj, eepl equivalent make of iso standard. bin code:- 031-03-310-151-01