Nastran
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The premier FEA solver for computational performance, accuracy, reliability and scalability

An industry standard for over 40 years, Nastran is a finite element solver for stress, vibration, structural failure, heat transfer, acoustics and aeroelasticity analyses. Manufacturers as well as engineering suppliers in aerospace, automotive, electronics, heavy machinery, medical device, and other industries rely on NX Nastran software for their critical engineering computing needs so they can produce safe, reliable and optimized designs within increasingly shorter design cycles.