I.S. EN 1561:2011

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Designation
5 Order information
6 Manufacture
7 Requirements
8 Sampling
9 Test methods
10 Retests
11 Inspection documentation
Annex A (informative) - Additional information on mechanical
        and physical properties
Annex B (informative) - Comparison of grey cast iron material
        designations according to EN 1560 and ISO/TR 15931 [13]
Annex C (informative) - Additional information on the relationship
        between hardness and tensile strength
Annex D (informative) - Guidance values for tensile strength
        for test pieces machined from samples cut from a casting
Annex E (informative) - Additional information on the relationship
        between tensile strength, hardness and wall thickness of
        grey iron castings
Annex F (informative) - Wedge penetration test
Annex G (informative) - Significant technical changes between this
        European standard and the previous edition
Bibliography

Defines the properties of unalloyed and low-alloyed grey cast irons used for castings, which have been manufactured in sand moulds or in moulds with comparable thermal behaviour.