In my research, I have come across severe low cycle fatigue of 62/36/2Ag solder joints. I am under the impression the failure mechanism may be due to a cavity growth type creep-fatigue model? Has anyone looked into low cycle fatigue and/or cavity growth? Brian J. Van De Wal Mechanical Engineer Benet Weapons Lab, Tank Turret Branch U.S. Army Research, Development, and Engineering Command Watervliet Arsenal Comm 518-266-4287 Fax 518-266-4851 ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################