Range attributes Brinell Hardness 210 to 260 Elongation 2 % strain (minimum) Ultimate Tensile Strength 650 MPa (minimum) Yield Strength 430 MPa (minimum) Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Cast Iron and Iron Alloys Alloy Group Cast Iron Alloy Sub-Group Blackheart Available forms Casting Base Element Fe (Iron) Country International Material Class Ferrous Alloy Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Specification Status Active Specification Type Standard Standards Body ISO (International) Short text attributes Country* International Description_old Blackheart malleable cast iron for castings; 12 or 15 mm diameter. Designation ISO5922/JMB/650-2 Specification ISO 5922 Specification Status Notes active 2005 Long text attributes Description Blackheart malleable cast iron for castings; 12 or 15 mm diameter. Integer attributes Specification Year 2005 Further Information Organizations International Organization for Standardization (ISO)
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Range attributes

210 to 260