Name: EN 4721 : 2014
Brand: CEN

Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted and electroslag remelted (ESR) - Hardened and tempered - Bar - De ≤ 200 mm - 900 MPa ≤ Rm ≤ 1 050 MPa

Published date

15-10-2014

Publisher

Comite Europeen de Normalisation

Foreword
Introduction
1 Scope
2 Normative references

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  1 050 MPa for aerospace applications.

DevelopmentNote	Supersedes PREN 4721. (10/2014)
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current
Supersedes	PREN 4721 : DRAFT 2012

Standards	Relationship
NF EN 4721 : 2015	Identical
NBN EN 4721 : 2014	Identical
NEN EN 4721 : 2014	Identical
NS EN 4721 : 2014	Identical
I.S. EN 4721:2014	Identical
PN EN 4721 : 2015	Identical
UNI EN 4721 : 2016	Identical
UNE-EN 4721:2014	Identical
SN EN 4721:2018	Identical
BS EN 4721:2014	Identical
DIN EN 4721:2014-12	Identical

EN 4700-002:2016	Aerospace series - Steel and heat resisting alloys - Wrought products - Technical specification - Part 002: Bar and section
EN ISO 643:2012	Steels - Micrographic determination of the apparent grain size (ISO 643:2012)
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 2043:2013	Aerospace series - Metallic materials - General requirements for semi-finished product qualification (excluding forgings and castings)
ISO 643:2012	Steels Micrographic determination of the apparent grain size
SAE AMS 2315 : 2013	DETERMINATION OF DELTA FERRITE CONTENT
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
PREN 2951 : 200P1	AEROSPACE SERIES - METALLIC MATERIALS - TEST METHOD - MICROGRAPHIC DETERMINATION OF CONTENT OF NON-METALLIC INCLUSIONS