finding steel properties

[begs]

I'm having a lot of trouble finding the steel property info I need for a design. I have a fatigue condition and need S-N diagrams or at least an endurance limit for 300M and 350 Maraging steels. Can anyone point me to a good spot on-line?

 

[mirekp]

Try next links:

http://www.key-to-steel.com/default.htm

http://www.matweb.com

Mirekp

http://www.mitcalc.com

Mechanical calculations

 

[israelkk]

300M S/N curves and more data appears in MIL-HDBK-5J availabe from

http://assist.daps.dla.mil/quicksearch/