tender for supply of various spares of wagon tippler, apron feeder, crusher and roller screen-- 1 supply of spares to rgtpp, khedar, hisar 2 suspension arm for ring granulator with following specification:-carbon steel of grade 45c8c - 0.40 to 0.50%mn - 0.60 to 0.90%si - 0.15 to 0.35%p - 0.04% max.s - 0.04% max.al - 0.02 to 0.05%mechanical propertiestensile strength - 620 mpa min.yield strength - 320 mpa min.percentage elongation – 15% min.hardness – 175 bhn min.as per is 2004:1991(drawing attached) (test as per qap) 3 cs casting breaker plate with following specification:-carbon – 1.05 to 1.35%manganese – 11.50 to 14.00%silicon – 1% max.phosphorous – 0.08% max.sulphur – 0.025% max.chromium – 1.50 to 2.5%hardness – 188 to 229bhnas per is 276 iiitolerance as per is 4897 class ii(drawing attached) (test as per qap) 4 suspension bar for rotor assy. of crushersize – 57 dia x 2815lgmaterial – normalized en- 19 bar 5 bearing housing ( close end) for roller screenmaterial –en-9 6 bearing housing ( open end) for roller screenmaterial –en-9 7 roller of return roller assembly for apron feederid – 60mm, od – 120mm, length – 120mmmaterial -en-8 8 roller of return roller assembly for apron feeder40 dia x 244lgmaterial -en-8 9 top stop split bushes for wagon tippler tp0223/3material of construction:-phosphor bronze bush, (pb2)cu – around 87.5%sn – around 11.5%