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Elements (Max.) C Mn P S Si Cr Mo .95/1.20 1.00 .040 .030 1.00 16/18 0.75
Type 440C is a hardenable chromium steel which acquires upon heat treatmentthe highest hardness of any type of corrosion or heat resisting steel. It has its optimum corrosion resisting qualities in the hardened and tempered condition. Type 440C is magnetic in all conditions.