Schmitz / Database / SEM / Fatigue fracture on cylinder head housing Back (SEM) Fatigue fracture on cylinder head housingBeautiful fatigue striations on a damaged aluminum cylinder head housing. SEM Meteorite "Campo del Cielo" Argentina1.7231 | G42CrMo4 +QTBreakage of a side cutter1.6580 | 30CrNiMo8 +N + QT Forging crack1.4765 | X8CrAl25-5 defective heatsealing band1.4765 | X8CrAl25-5 AlN precipitationsAA-6020 as cast"BiSn34" Lead-free alloy for "lead casting on New Year's Eve"Diamond honing stone is fake1.1274 | C100S +QW Superheated hardened View Category