DIN EN 4631:2013-05
Действует
Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted - Hardened and tempered - Bar - D<(Index)e> <kleiner => 200 mm - 900 MPa <kleiner => R<(Index)m> <kleiner => 1 050 MPa; German and English version EN 4631:2013
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