tender for supply of spares of hydraulic system of roller coal mill zgm-133g-1 (make beijing power equipments group co., ltd, china) for 2x600mw katpp, rvunl jhalawar , solenoid directional valve-i pressure class-31.5mpa max flow-120l/min ac 240v , solenoid directional valve-ii for reject gate (pressure cls- 31.5mpa, admissible backpressure-14mpa, max. flow-120l/min, ac power ac 240v) , proportional pressure control valve (nominal dia -10mm, pressure class - 31.5 mpa max. flow -200l/min, dc power -24v, input signal -4-20ma, pressure adjustment range 1-21 mpa) , check valve-i (nominal size-10mm pressure class-25mpa, rated flow-40 l/min, opening pr. 0.035 mpa) , check valve ii pressure class 21mpa, nominal size = 6mm ,flow 35l/min opening pr. 0.035 mpa) , relief valve-i pressure class 21 mpa, max. flow 35l/min, pr. adjusting range 7-21 mpa) , relief valve-ii pressure class 25 mpa, max. flow 16l/min, pr. adjusting range 5-25 mpa) , relief valve-iii pressure class 21 mpa, max. flow 35l/min, pr. adjusting range 7-21 mpa) , flow control valve relief valve pressure class 25 mpa max. flow 16l/min) , hydraulic reversing valve , desiccant air breather