bids are invited for cable sand gravel hose plummer block, sd 3134 , cast steel foot valve, size 6inch, body pressure 900psi, seat pressure 750psi, thread fitted ph.bronze seat , minimum weight 60kg, with mfg tc. , cast steel non return valve with bypass, size 4inch, body pressure 900psi, seat pressure 750psi, thread fitted ph.bronze seat , minimum weight 70kg, with mfg tc , impact roller pressure for conveyor, 1600mm wide , 1.1kv, 2c, aluminium cable, pvc insulated, 10mm2 , sand gravel hose, 6 inch with double ended free flange, pressure 15bar procurement of plummer block impact roller aluminium total quantity : 235