DIN 1.6354 ULTRA-HIGH PURITY MANUFACTURING PROCESS: VACUUM INDUCTION MELTING (VIM) + ELECTROSLAG REMELTING (ESR) + HOT ROLLING + HEAT TREATMENT 2026-06-05T06:45:45 2026-06-05T14:40:06 PARMANU DHATU NIGAM

PARMANU DHATU NIGAM

DIN 1.6354 ULTRA-HIGH PURITY MANUFACTURING PROCESS: VACUUM INDUCTION MELTING (VIM) + ELECTROSLAG REMELTING (ESR) + HOT ROLLING + HEAT TREATMENT