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 CW724R | CuZn21Si3P | Cuphin in as-cast condition1.7379 | G17CrMo-9-10 Tensile test specimen1.0552 | S460J2EN GJSA-XNi35Meteorite fragment NamibiaMeteorite "Campo del Cielo" Argentina1.7231 | G42CrMo4 +QTBreakage of a side cutter1.6580 | 30CrNiMo8 +N + QT Forging crack1.4765 | X8CrAl25-5 defective heatsealing band View Category