mechanical design engine app for iPhone and iPad

* To calculate basic thickness of cylindrical/rectangular pressure vessel including heads if input data such as pressure, temperature, inner diameter and material information.
* flange data can be easily searched.
* Profile steel information such as pipe, H, W, I and U-Beam.
* Raw material information, that is chemical composition and mechanical properties, for example, ASTM A240 316L, EN10297-1, SUS316L and so on.
* Size and shape information of every thread(iso/unf/pf/pt) and shackles(bow/d-type)
* To calculate force and moment of solid mechanics according to support type.