ULTRA-HIGH PURITY MARAGING STEEL C250 (18NI250) VACUUM INDUCTION MELTING (VIM) ELECTROSLAG REMELTING (ESR) HOT ROLLING HEAT TREATMENT 2026-06-05T06:19:17 2026-06-05T14:49:18 PARMANU DHATU NIGAM

PARMANU DHATU NIGAM

ULTRA-HIGH PURITY MARAGING STEEL C250 (18NI250) VACUUM INDUCTION MELTING (VIM) ELECTROSLAG REMELTING (ESR) HOT ROLLING HEAT TREATMENT