SAE J431 heavy duty automotive gray cast iron, SAE grade G3500b

Subcategory: Gray Cast Iron; Metal

Key Words: UNS F10010, ferritic, pearlitic, soft iron castings

Material Notes:
If Carbon or Silicon is on the high % range end, the other should be on the low % end. Alloying elements not listed may be required. Properties determined from as-cast test bar 30.5 mm diameter. Microstructure: size 3 to 5 type A graphite in a matrix of lamellar pearlite containing not more than 5% free ferrite or free carbide. Applications include brake drums and clutch plates for heavy duty service where both resistance to heat checking and higher strength are definite requirements. 1090 kg minimum transverse load, 6.1 mm minimum deflection.