DIN EN 4642:2009-07
Действует
Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Sheet and plate - 0,6 mm <kleiner => a <kleiner => 50 mm - 900 MPa <kleiner => R<(Index)m> <kleiner => 1 050 MPa; German and English version EN 4642:2009
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