Company record
Pennsylvania Steel offers Flexor®, a hot‑rolled alloy steel positioned as a universal substitute for several standard grades. It can replace 4130, 4140, 8620, 6150, 4340, 4150 and H‑13 alloys, providing a wide range of mechanical properties while maintaining good machinability at higher hardness levels. The hardness range is configurable to meet individual customer specifications.
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