tender for rate contract of chain & chain spare-- 1 forged block type chain for irc ( as per drawing ) pitch- 229mmbraking strength minimum – 80000kgsmaterial: -link-en-9 ( hardness - 15+5 hrc ) pin- ss-410 ( hardness-50+5 hrc ) bush-ss-410 ( hardness-45+5 hrc ) ( rate in mtr ) 2 cane carrier chain rollers ( as per drawing ) material- en-8dhardness- 40+5 hrc ( rate / nos ) 3 cane carrier chain pin with castle nut ( as per drawing ) material- en-353hardness- 55+5 hrc ( rate / nos ) 4 cane carrier chain bush ( as per drawing ) material- en-353hardness- 50+5 hrc ( rate / nos ) 5 rack elevator pin with nut ( as per drawing ) material- ss-410hardness-50+5 hrc ( rate / nos ) 6 re-bushing with pin & nut of forged block type irc chain ( rate required per meter basis ) pich-229 mmmaterial of bush-ss-410bush hardness- 45+5 hrcmaterial of pin- ss-410pin hardness- 50+5 hrci.d of bush should be same as per drawing. thickness of bush may be increase but below as per drawing not acceptable. ( rate / nos ) 7 bagasse elevator & main bagasse carrier rollers ( as per drawing ) material- en-8dhardness- 40+5 hrc ( rate / nos ) 8 bagasse elevator & main bagasse carrier bush ( as per drawing ) material- en-353hardness- 50+5 hrc ( rate / nos ) 9 bagasse elevator & main bagasse carrier pin with castle nut ( as per drawing ) material- en-353hardness- 55+5 hrc ( rate / nos ) 10 bagasse elevator & main bagasse carrier rack attachment pin with castle nut ( as per drawing ) material- en-353hardness- 55+5 hrc ( rate / nos ) 11 cane carrier slat for 2040mm width cane carrier ( as per drawing ) material- is-2062 ( rate / nos ) 12 bagasse elevator & main bagasse carrier rake ( pipe type ) ( as per drawing ) material – is-2062 ( rate / nos ) 13 rake elevator & inter-rake carrier rake ( channel type ) for forged block type irc chain ( as per drawing ) material – is-2062 ( rate / nos )