ONORM EN 1561 : 2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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FOUNDING - GREY CAST IRONS
28-03-2024
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
3.1 Grey cast iron
3.2 Relative hardness
3.3 Relevant wall thickness
4 Designation
5 Order information
6 Manufacture
7 Requirements
7.1 Mechanical properties
7.2 Tensile properties
7.3 Hardness properties
8 Sampling
8.1 General
8.2 Tensile Test
8.3 Hardness test
9 Test methods
9.1 Tensile tests
9.2 Brinell hardness test
10 Retests
Annexes
A (informative) Additional information on mechanical and
physical properties in addition to that given in
tables 1 and 2
B (informative) Additional information on the relationship
between hardness and tensile strength
C (informative) Additional information on the relationship
between tensile strength, hardness and wall thickness of
grey iron castings
D (informative) Bibliography
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