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Labor Pb ~ 1065 / ~ 1095 (+S) Free cutting steel |
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Labor Pb ~ 1065 / ~ 1095 (+S), 70 SPb 20, (A 60Pb) is a free cutting high carbon steel, non stainless and hardenable. Leaded, with sulfur for small chips. For precision small parts in the car and watch micromechanic industry. Mostly used on automatic lathe machines like Tornos or others. Maximum hardness after heat treatment: 63-66 HRC (> 710 HV). |
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Ch. du Long-Champ 110