Aerospace series - Steel FE-PM1507 (X1CrNiMoAlTi12-11-2) - Vacuum induction melted and consumable electrode remelted - Solution treated and precipitation treated - Forgings - a or D ≤ 200 mm - Rₘ ≥ 1 650 MPa; German and English version EN 4659:2010, Corrigendum to DIN EN 4659:2012-01
Edition 2012-08

Aerospace series - Steel FE-PM1507 (X1CrNiMoAlTi12-11-2) - Vacuum induction melted and consumable electrode remelted - Softened - Forging stock - a or D ≤ 300 mm; German and English version EN 4670:2010
Edition 2011-04

Aerospace series - Steel FE-PM1506 (X1CrNiMoAlTi12-10-2) - Vacuum induction melted and consumable electrode remelted - Solution treated and precipitation treated - Forgings - a or D ≤ 200 mm - Rₘ ≥ 1 400 MPa; German and English version EN 4671:2010
Edition 2011-05

Aerospace series - Steel FE-PM1504 (X1CrNiMoAlTi12-10-2) - Vacuum induction melted and consumable electrode remelted - Softened - Forging stock - a or D ≤ 300 mm; German and English version EN 4672:2011
Edition 2011-09

Aerospace series - Steel X12CrNiMoV12-3 (1.4938) - Air melted and consumable electrode remelted - Hardened and tempered - Bars - Dₑ ≤ 150 mm - 900 MPa ≤ Rₘ ≤ 1 100 MPa; German and English version EN 4825:2021
Edition 2021-09

Aerospace series - Steel X5CrNiCu15-5 (1.4545) - Consumable electrode remelted (ESR or VAR) - Solution treated and precipitation treated (H1025) - Bars for machining - a or D ≤ 250 mm - 1070 MPa ≤ Rₘ ≤ 1200 MPa - Premium quality (pq); German and English version EN 4842:2023
Edition 2023-12

Aerospace series - Steel X3CrNiMoAl (1.4534) - Vacuum induction melted and consumable electrode remelted - Solution treated and precipitation treated - Bars for machining - a or D ≤ 200 mm - 1 200 MPa ≤ Rm ≤ 1 350 MPa; German and English version EN 4884:2022
Edition 2023-03

Aerospace series - Chromium ball and roller bearing steel with approx 1 C - 1,5 Cr, consumable electrode remelted - Part 1: Bar, wire and forging
Edition 2012-10

Aerospace series - Chromium ball and roller bearing steel with approx 1 C - 1,5 Cr, consumable electrode remelted - Part 2: Tubing
Edition 2012-10

Aerospace series - Chromium ball and roller bearing steel with approx 1 C - 1,5 Cr, consumable electrode remelted - Part 100: Bar, wire, forging and tubing - Notes for design and production, cross-reference
Edition 2012-10