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316 L (+S+Cu) corrosion-resistant watchmaking alloys |
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Stainless austenitic steel Aisi 316 L (+S+Cu) Décolletage (1.4404+S+Cu)as per DIN EN 10088-3, German no 1.4598. Regarding corrosion resistance it is an improved Aisi 303 austenitic steel (not hardenable). It can be used for internal parts of watches. (Not recommended for external parts of watches.) |
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Ch. du Long-Champ 110