This European Standard specifies the composition, the property requirements and tolerances on dimensions and form for copper and copper alloy die and hand forgings. The sampling procedures, the methods of test for verification of conformity to the requirements of this standard, and the delivery conditions are also specified.
EN 12420:2014 Referenced Document
EN 10204:2004 Metallic products - Types of inspection documents*， 2024-04-20 Update
EN 1173:2008 Copper and copper alloys - Material condition designation
EN 1412:1995 Copper and Copper Alloys - European Numbering System
EN 14977:2006 Copper and copper alloys - Detection of tensile stress - 5 % ammonia test
EN 1655:1997 Copper and copper alloys - Declarations of conformity
EN 1976:2012 Copper and copper alloys - Cast unwrought copper products*， 2024-04-20 Update
EN ISO 1101:2013 Geometrical product specifications (GPS) - Geometrical tolerancing - Tolerances of form, orientation, location and runout
EN ISO 6506-1:2005 Metallic Materials - Brinell Hardness Test - Part 1: Test Method ISO 6506-1:2005*， 2024-04-20 Update
EN ISO 6509:1995 Corrosion of Metals and Alloys - Determination of Dezincification Resistance of Brass (ISO 6509:1981)
EN ISO 9001:2008 Quality management systems - Requirements*， 2024-04-20 Update
ISO 1190-1:1982 Copper and copper alloys; Code of designation; Part 1 : Designation of materials
ISO 1811-2:1988 Copper and copper alloys; selection and preparation of samples for chemical analysis; part 2: sampling of wrought products and castings
ISO 2768-1:1989 General tolerances; part 1: tolerances for linear and angular dimensions without individual tolerance indications
ISO 6957:1988 Copper alloys; ammonia test for stress corrosion resistance
EN 12420:2014 history
2014EN 12420:2014 Copper and copper alloys - Forgings
1999EN 12420:1999 Copper and Copper Alloys - Forgings