ULTRA-HIGH PURITY HPNB (25CR-35NI-1NB) MANUFACTURING PROCESS ROUTE: VACUUM INDUCTION MELTING (VIM) + ELECTROSLAG REMELTING (ESR) + HOT ROLLING + HEAT TREATMENT 2026-06-05T06:08:10 2026-06-05T14:49:51 PARMANU DHATU NIGAM

PARMANU DHATU NIGAM

ULTRA-HIGH PURITY HPNB (25CR-35NI-1NB) MANUFACTURING PROCESS ROUTE: VACUUM INDUCTION MELTING (VIM) + ELECTROSLAG REMELTING (ESR) + HOT ROLLING + HEAT TREATMENT