Blue Steel or blue steel may refer to:

Science, technology and engineering edit

Film edit

Other uses edit

See also edit

  • Steel blue, a shade of blue that resembles blue steel
  • Blue Stahli, a Detroit, Michigan-based electronic rock project (Stahl is a Germanic root word for steel)
  • Arpeggio of Blue Steel, a 2014 manga and anime series
  • Marking blue, a dye used in metalworking to aid in marking out rough parts for further machining
  • Engineer's blue, for the purposes of layout or flattening, respectively, which is also referred to as bluing