This standard specifies the requirements relating to: Steel X4CrNiMo16-5-1 (1.4418), air melted, hardened and tempered, Forgings, De <= 200 mm, 900 MPa <= Rm <= 1050 MPa for aerospace applications. NOTE Other common designation: AIR: Z 8 CND 17-04.
EN 4630:2014 Referenced Document
EN 2950:2008 Aerospace series - Test method - Wrought heat resisting alloys Semi-finished products and parts - Conditions for macrographic and micrographic examination - Atlas of structures and defects
EN 4050-4:2012 Aerospace series - Test method for metallic materials - Ultrasonic inspection of bars, plates, forging stock and forgings - Part 4: Acceptance criteria
EN 4258:1998 Aerospace series - Metallic materials - General organization of standardization - Links between types of EN standards and their use
EN 4500-005:2012 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 005: Specific rules for steels
EN 4629:2013 Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted - Softened - Forging stock - De ��300 mm
EN 4700-006:2010 Aerospace series - Steel and heat resisting alloys - Wrought products - Technical specification - Part 006: Pre-production and production forgings
EN ISO 643:2012 Steels - Micrographic determination of the apparent grain size*， 2024-04-20 Update
2014EN 4630:2014 Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted - Hardened and tempered - Forgings - De ��200 mm - 900 MPa ��Rm ��1 050 MPa
2007EN 4630:2007 Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Forgings - De Less than or equal to 200 mm - 900 MPa Less than or equal to Rm Less than or equal to 1 050 MPa