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  • Users: mfinke
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  1. mfinke

    SN curve for gray cast iron

    Dear all, i´m looking for a SN - curve for the following material: DIN: 0.6035 UNS: F13801 ASTM/AISI: A48, class 55B UK: Grade 350 thank you in advance regards Matthias
  2. mfinke

    fatigue, frequnecy and cycles

    Dear all, does anybody knows the depemdency between load frequency, load cycles and fatigue strenght. I known that beyond approximately 10^2 load cycles we are talking about fatigue, but whats about the frequency. Is 1 cycle per hour or day enough to have fatigue effects in metals? regards...
  3. mfinke

    magnetic properties

    Dear all, i looking for a source where i could find magnetic properties (espacially B-H curves) of different steels and other materials. For design improvement we need to know the beginning slope and the hysteresis. best regards, MAtthias
  4. mfinke

    von Mises stress with algebraic sign

    Dear all, for a part under triaxial stress condition i´d like to do a fatigue life estimation. From a FE analysis i got the von Mises stresses (to compare uniaxial material props with triaxial stress in part) material assumed to be ductile. ( so yield in tension and compression should be...
  5. mfinke

    formulas for deflection line

    Dear all, does somebody knows a location in the web where i can find formulas for the bending line of discs etc. .Something like ROARK´s formulas for stress & strain but on the web. regards MAtthias
  6. mfinke

    inteference fit

    Dear all, i´m doing a analysis of a pressure resistant small tube under a bending moment. In our first design the part looks like a hollow bolt. The head of this "bolt" was pressed in another part. When now applying a bending moment to the other end the hghest stress region is the radius...
  7. mfinke

    stress concentration and fatigue

    Dear all, i have read some articles in this forum and i think it is a very good source to share knowledge. I´m trying to do some fatigue estimation of manifolds under internal pressure. The more i´m reading about fatigue life prediction the more question i have. 1. stresses and strains...

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