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UNI EN 10084 : 2008

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

CASE HARDENING STEELS - TECHNICAL DELIVERY CONDITIONS

Superseded date

08-10-2022

Published date

01-01-2008

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation
  4.1 Classification
  4.2 Designation
5 Information to be supplied by the purchaser
  5.1 Mandatory information
  5.2 Options
6 Manufacturing process
  6.1 Melting process
  6.2 Deoxidation
  6.3 Manufacture of the product
  6.4 Heat-treatment condition and surface finish
      at the time of delivery
  6.5 Cast separation
7 Requirements
  7.1 Chemical composition, hardness and hardenability
  7.2 Technological properties
  7.3 Structure
  7.4 Internal soundness
  7.5 Surface condition
  7.6 Dimensions, tolerances on dimensions and shape
8 Inspection and testing
  8.1 Types and contents of inspection documents
  8.2 Specific inspection and testing
9 Marking
Annex A (normative) - Options
Annex B (informative) - Dimensional standards applicable
        to products complying with this European Standard
Annex C (normative) - Determining the microscopic non-metallic
        inclusions content
Annex D (informative) - Comparison of steel grades specified
        in this European Standard and ISO 683-11:1987 and
        other steel grades previously standardized nationally
Annex E (informative) - Classification of steel grades
        according to minimum tensile strength as a function
        of diameter after hardening and tempering at
        200 degrees C
Bibliography

Provides the technical delivery requirements for: - semi-finished products, hot formed, for example blooms, billets, slabs, - bars, - rod, - wide flats, quarto plates, - hot-rolled sheet/plate and strip, - hammer and drop forgings, manufactured from the case hardening non alloyed or alloyed steels and supplied in one of the heat treatment conditions given for the different types of products.

DevelopmentNote
Supersedes UNI 7846, UNI 8373 and UNI 8550. (03/2008)
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
NBN EN 10084 : 2008 Identical
BS EN 10084:2008 Identical
EN 10084:2008 Identical
I.S. EN 10084:2008 Identical
NF EN 10084 : 2008 Identical
SN EN 10084 : 2008 Identical
NEN EN 10084 : 2008 Identical
NS EN 10084 : 2ED 2008 Identical
UNE-EN 10084:2010 Identical
BS EN 10084 : 2008-06 Identical
DIN EN 10084:2008-06 Identical

EN ISO 14284:2002 Steel and iron - Sampling and preparation of samples for the determination of chemical composition (ISO 14284:1996)
EN 10052:1993 Vocabulary of heat treatment terms for ferrous products
EN 10247:2017 Micrographic examination of the non-metallic inclusion content of steels using standard pictures
EN ISO 6508-1:2016 Metallic materials - Rockwell hardness test - Part 1: Test method (ISO 6508-1:2016)
EN ISO 6506-1:2014 Metallic materials - Brinell hardness test - Part 1: Test method (ISO 6506-1:2014)
ISO 6506-1:2014 Metallic materials Brinell hardness test Part 1: Test method
EN 10079:2007 Definition of steel products
EN 10085:2001 Nitriding steels - Technical delivery conditions
EN 10027-2:2015 DESIGNATION SYSTEMS FOR STEELS - PART 2: NUMERICAL SYSTEM
EN 10263-1:2017 Steel rod, bars and wire for cold heading and cold extrusion - Part 1: General technical delivery conditions
EN 10089:2002 Hot-rolled steels for quenched and tempered springs - Technical delivery conditions
ISO 642:1999 Steel — Hardenability test by end quenching (Jominy test)
EN 10221:1995 Surface quality classes for hot-rolled bars and rods - Technical delivery conditions
EN 10263-3:2017 Steel rod, bars and wire for cold heading and cold extrusion - Part 3: Technical delivery conditions for case hardening steels
EN ISO 377:2017 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377:2017)
EN ISO 643:2012 Steels - Micrographic determination of the apparent grain size (ISO 643:2012)
ISO 6508-1:2016 Metallic materials — Rockwell hardness test — Part 1: Test method
EN 10277-4:2008 Bright steel products - Technical delivery conditions - Part 4: Case hardening steels
EN 10087:1998 Free-cutting steels - Technical delivery conditions for semi-finished products, hot-rolled bars and rods
EN 10308:2001 Non destructive testing - Ultrasonic testing of steel bars
EN 10163-2:2004 Delivery requirements for surface condition of hot-rolled steel plates, wide flats and sections - Part 2: Plate and wide flats
ISO 683-11:2012 Heat-treatable steels, alloy steels and free-cutting steels Part 11: Case-hardening steels
EN 10021:2006 General technical delivery conditions for steel products
EN ISO 642:1999 Steel - Hardenability test by end quenching (Jominy test) (ISO 642:1999)
EN 10277-1:2008 Bright steel products - Technical delivery conditions - Part 1: General
EN 10204:2004 Metallic products - Types of inspection documents
ISO 643:2012 Steels Micrographic determination of the apparent grain size
EN 10083-1:2006 Steels for quenching and tempering - Part 1: General technical delivery conditions
EN 10027-1:2016 Designation systems for steels - Part 1: Steel names
EN 10083-2:2006 Steels for quenching and tempering - Part 2: Technical delivery conditions for non alloy steels
EN 10020:2000 Definition and classification of grades of steel
EN 10160:1999 Ultrasonic testing of steel flat product of thickness equal or greater than 6 mm (reflection method)
ISO 377:2017 Steel and steel products — Location and preparation of samples and test pieces for mechanical testing
EN 10083-3:2006/AC:2008 STEELS FOR QUENCHING AND TEMPERING - PART 3: TECHNICAL DELIVERY CONDITIONS FOR ALLOY STEELS
ISO 14284:1996 Steel and iron — Sampling and preparation of samples for the determination of chemical composition

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