SAE J431 heavy duty automotive gray cast iron, SAE grade G4000d

Subcategory: Gray Cast Iron; Metal

Key Words: UNS F10012, 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: primary carbides and size 4 to 7 type A or E graphite in a matrix of fine pearlite, as determined in a zone at least 3.2 mm deep at a specific location on a cam surface. Applications include camshafts. 1180 kg minimum transverse load, 6.9 mm minimum deflection.