supply of mounting bracketsmounting brackets,mounting brackets for lhb bio-digester tank (inner side) as per drg. no. le11441 (with weldin g as per rdso guidelines for irsm-41 material and with red oxide zinc chromate primer coating.) ( note: bidder is requested to please attach performance details for 20% qty of tendered item/ qt y in form of receipt note / crn / crac, failing which the offer will be summerily bypassed whi ch may please be noted.) [ warranty period: 48 months after the date of delivery ] ] , mounting brackets for lhb bio-digester tank (outer side) as per drg. no. le11443 (with weldi ng as per rdso guidelines for irsm-41 material and with red oxide zinc chromate primer coating.) ( note : bidder is requested to please attach performance details for 20% qty of tendered item/ q ty in form of receipt note / crn / crac, failing which the offer will be summerily bypassed w hich may please be noted.) [ warranty period: 48 months after the date of delivery ] ]