Carpenter No. 158® (P6) Plastic Mold Steel
(AISI Type P6)
0.10 C, 0.50 Mn, 0.30 Si, 1.50 Cr, 3.50 Ni, Bal. Fe
Case-hardening mold steel with exceptionally high strength; electric furnace melted to provide unvarying lot-to-lot uniformity.
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