Chemical Composition Base Element Fe (Iron) Mechanical Properties Yield Strength 300 MPa (minimum) Ultimate Tensile Strength 500 MPa (minimum) Elongation 5 % strain (minimum) Brinell Hardness 165 to 215 Other Information Material Class Ferrous Alloy Alloy Family Cast Iron and Iron Alloys Alloy Group Cast Iron Alloy Sub-Group Blackheart Country International Standards Body ISO (International) Description Blackheart malleable cast iron for castings; 12 or 15 mm diameter. Designation ISO5922/JMB/500-5 Specification Type Standard Specification ISO 5922 Specification Year 2005 Specification Status Active Specification Status Notes active 2005 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Links Organizations International Organization for Standardization (ISO)
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Chemical Composition

Mechanical Properties

300

MPa (minimum)