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1.8519 Barre en acier allié nitrure 31CrMoV9 30CRMOV9 1.7707 Barre OD 100MM2023-11-06 18:25:18 |
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Construction navale AISI 5.5mm Hastelloy C22 autour de barre2021-01-07 11:21:01 |