Historical
ASTM A536-84(2004)e1
Standard Specification for Ductile Iron Castings
1.1 This specification covers castings made of ductile iron, also known as spheroidal or nodular iron, that is described as cast iron with the graphite substantially spheroidal in shape and essentially free of other forms of graphite, as defined in Terminology A 644
1.2 The values stated in inch-pound units are to be regarded as the standard.
1.3 No precise quantitative relationship can be stated between the properties of the iron in various locations of the same casting or between the properties of castings and those of a test specimen cast from the same iron (see Appendix X1).
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ASTM International [astm]
