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prEN 3523
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Aerospace series - Steel 15CrMoV6 (1.7334) - Air melted - Hardened and tempered - Bars for machining - De ≤ 100 mm - 1 080 MPa ≤ Rm ≤ 1 280 MPas
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prEN IEC 60793-1-50:2026
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Optical fibres - Part 1-50: Measurement methods and test procedures - Damp heat (steady state) tests