notice inviting tender for spares for cna transfer , cna loading pumps in cna plant , supply material at rcf trombay unit , volute casing ( csg sctn cover ) for cna transfer loading pump & 98% sulphuric acid product pump of concentrated nitric acid plant as per following specificationa ) specification1 ) pump model: 1 1/2 x 1-7 . 2 ) type: chp-s ( semi open ) . 3 ) make: akay industies . 4 ) speed: 3000 rpm5 ) service media: 98% nitric acid / 98% sulphuric acid . 6 ) part no . : 1 . 7 ) material of construction: alloy 20 astm a 351 cn7m . notes: ( 1 ) casing shall be defect free and single piece without any welding . ( 2 ) vendor to submit interchangeability certificate & material test certificate from nabl / govt approved laboratory , inspection and testing reports along with the supply ( 3 ) rcf shall carry out pmi test to varify the material . ( 4 ) vendor shall mark the name/ logo/ year of mfg . / partno/ code no etc . on the material . ( 5 ) vendor shall deliver the material to rcf in proper & transport worthy packing . , impeller ( dia . 7 ) for cna transfer / loading pump & 98% sulphuric acid product pump of concentrated nitric acid plant as per following specificationa ) specification1 ) pump model: 1 1/2 x 1-7 . 2 ) type: chp-s ( semi open ) . 3 ) make: akay industies . 4 ) speed: 3000 rpm5 ) service media: 98% nitric acid / 98% sulphuric acid . 6 ) part no . : 2 . 7 ) material of construction: alloy 20 astm a 351 cn7m . notes: ( 1 ) impeller shall be defect free and single piece without any welding other then balancing weight and tolerances within the limit of iso - 5199 . ( 2 ) impeller shall be dyanamically balanced as per iso 1940-1 grade 2 . 5 . ( 3 ) vendor to submit interchangeability certificate & material test certificate from nabl / govt approved laboratory , inspection and testing reports along with the supply ( 4 ) rcf shall carry out pmi test to varify the material and review the balancing certificate . ( 5 ) vendor shall mark the name/ logo/ year of mfg . / partno/ code no etc . on the material . ( 6 ) vendor shall deliver the material to rcf in proper & transport worthy packing . , bearing housing for cna transfer / loading pump & 98% sulphuric acid product pump of concentrated nitric acid plant as per following specificationa ) specification1 ) pump model: 1 1/2 x 1-7 . 2 ) type: chp-s ( semi open ) . 3 ) make: akay industies . 4 ) speed: 3000 rpm5 ) service media: 98% nitric acid / 98% sulphuric acid . 6 ) part no . : 1 . 7 ) material of construction: alloy 20 astm a 351 cn7m . notes: ( 1 ) bearing housing shall be defect free and single piece without any welding . ( 2 ) vendor to submit interchangeability certificate & material test certificate from nabl / govt approved laboratory , inspection and testing reports along with the supply ( 3 ) rcf shall carry out pmi test to varify the material . ( 4 ) vendor shall mark the name/ logo/ year of mfg . / partno/ code no etc . on the material . ( 5 ) vendor shall deliver the material to rcf in proper & transport worthy packing .