Figure 8From: Investigation on LCF Behavior of Welded Joint at Different Temperatures for Bainite SteelFracture morphology of the specimen failed at OTZ at 300 °C: a the overall micrograph of the fracture surface, b magnified micrograph of one surface crack initiation, c magnified micrograph of another surface crack initiation, d fatigue striations in the crack propagation zoneBack to article page