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ASTM B622 Hastelloy C22 N06022 2,4602 de Naadloze Buis van de Nikkellegering2024-03-15 15:58:26 |
De Halsflens van de B16.5astm B462 UNS N10276/2,4819/Hastelloy C276 Las2022-10-24 18:32:39 |