notice inviting tender for procurement of glass riser ( monolithic ) without cap for pre-bleacher column c 102 of cna plant notice inviting tender for procurement of glass riser ( monolithic ) without cap for pre-bleacher column c 102of cna plant , supply material at rcf trombay unit , fabrication , packing and supply of glass riser ( monolithic ) withoutcap for pre-bleacher column c 102 of concentrated nitric acid plant asper the following specifications:a ) specifications:1 ) size: dn 200 . 2 ) rcf ref drg . no . : 451-m-182b ) operating conditions:1 ) pressure: vacuum -800 mmwc to + 2 . 5 kg/cm22 ) tempratrue: 200 deg c3 ) fluid service: distilaition ( sulphuric acid 98 . 5% and nitric acid40%-98% ) c ) material of construction:1 ) glass: borosilicate 3 . 3 as per iso 3585 & en 1595 or equivalaentcoded ) applicable codes:iso 15695 , 3585 other equivlanet code with rcf approvale ) inspection and testing: - by rcf1 ) material shall be tested for chemical composition and mechanical/physicla and thermal properties2 ) vendor shall maintain uniform thickness and arrange for thethickness testingnote:1 ) vendor shall submit the qap & drawing for approval before staring thejob . 2 ) vendor shall submit mtc for chemical and mechanical properties , interstage and final inepction reports along with the supply . 3 ) material shall be well packed and utmost care shall be taken not toavoid damage during transportation . 4 ) vendor shall ensure diffect free supply at rcf . 5 ) vendor shall attach name plate indiating design code /item code/logo/po no etc .