12HN3A is a carburizing alloy steel with nickel and chromium additions for high core toughness. It provides excellent fatigue resistance after case hardening.
Applications
Used for gears, pinions, crankshafts, aircraft parts, and transmission components.
Active GOST 4543 12HN3A Plate Listings (For Sale)
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No active GOST 4543 12HN3A Plate listings at this time.