Standard [CURRENT]
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This European Standard specifies the requirements relating to steel X4CrNiMo16-5-1 (1.4418), air melted and electroslag remelted (ESR) hardened and tempered, bar, De ≤ 200 mm 900 MPa ≤ Rm ≤ 1050 MPa for aerospace applications. Other common designation: AIR: Z 8 CND 17-04. The committee responsible for this standard is NA 131-01-01 AA "Stähle" ("Steels") at DIN.