DARcorporation has released Analysis and Design of Flight Vehicle Structures by E.F. Bruhn. The 1973 edition provides two changes from the 1965 edition: Chapter A23 has been revised and expanded by Dr. Joseph A. Wolf who was helped by Dr. A.F. Schmitt, the original author of the chapter. Also, chapter C13, fatigue, has been replaced with a new chapter written by C.R. Smith, an authority in the field of fatigue of materials and structures. For more info, go to www.darcorp.com.
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
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