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ASTM B444 Lega di nichel UNS N06625 Tubo per tubi per petrolio e gas2024-03-18 13:06:25 |
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ASRM B564/ASME SB564 Inconel 625/UNS N06625/DIN 2.4856 WN RTJ Flangia2024-05-23 15:49:24 |