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  1. chicagobob

    ROPS -rollover protection systems

    Heavy truck problem-class 8 semi's No data at all that's the problem. Probably go with external tublar steel 4130 or better, ~ 100k tensile. This " surface compliance of (WAG) 5000 N/mm " is not quite clear. Is this penetration resistence. What kind of indentor? Is the material presumed to fail...
  2. chicagobob

    ROPS -rollover protection systems

    thanks- modeling ground contact to figure out structural requirements -does adams do this or do I need lsdyno (?)
  3. chicagobob

    ROPS -rollover protection systems

    Anyone have any info on modeling the ground contact event in FEA or any info on surface contact perameters, e.g., concrete?

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