procurement of bull ring clamping ring ,journal head liner and grinding roll lock nut for of xrp-883 coal mill of 210mw atps, mppgcl, chachai procurement of bull ring clamping ring ,journal head liner and grinding roll lock nut for of xrp-883 coal mill of 210mw atps, mppgcl, chachai , bull ring clamping ring for bowl mill xrp-883 coal millas per drawingmaterial: aisi 5132c% 0.3-0.35, si % 0.15-0.35, mn% 0.6-0.8 s% 0.04, p% 0.035 , cr - 0.75-1.0 tensile strength -650-880 mpayield strength -350-550 mpa elongation- 8-25 % min (1 set= 4 piece of items) , journal head liner mother plate with welding plugs.item no.-ias per drg. no. atps/bm iii/ 76 weight = 50 kg approx , journal head liner with welding plugs.item no.-iias per drg. no. atps/bm iii/ 76weight = 30 kg approx(1 set= 2 piece of items) , journal head liner with welding plugs. item no.-iiias per drg. no. atps/bm iii/ 76weight = 24 kg approx(1 set= 2 piece of items) , grinding roll lock nut for coal millxrp -883material carbon steel c – 0.4 to 0.5%, mn. – 0.91%,si. – 0.5% p&s 0.05% max. each.hardness - 400 bhn (min)as per drawing