L6

UNS #T61206

L6 is a versatile, oil-hardening tool steel characterized by very good toughness with a relatively high nickel content resulting in greater impact toughness compared to other common oil-hardening grades. It is suitable for use as tools, dies, and machine parts, which require a good combination of hardness and toughness.

Type Analysis

  • Carbon (Nominal) 0.7
  • Silicon (Maximum) 0.25
  • Nickel (Nominal) 1.4
  • Manganese (Maximum) 0.6
  • Chromium (Nominal) 0.7
  • Iron (Nominal) Balance

Applications

punches and dies, cold forming tools, and coining dies

Applicable Specifications

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