Blue Steel

Blue Steel or blue steel may refer to:

Science, technology and engineering

• Blue steel, a tempering color of steel
• Bluing (steel), a process in which steel is partially protected against rust
• Martensite, a crystalline form of steel
• Iron(II,III) oxide, a black oxide that may form when iron is heated
• Blue Steel (missile), the British Cold War nuclear missile

Film

• Blue Steel (1934 film), 1934 western starring John Wayne
• Blue Steel (1989 film), 1989 thriller starring Jamie Lee Curtis, Ron Silver, Clancy Brown, Elizabeth Peña and Louise Fletcher
• "Blue Steel", a face made by the fictional character Derek Zoolander in the films Zoolander and Zoolander No. 2

Other uses

• Blue Steel guitar strings made by Dean Markley Strings
• Tar Heel Blue Steel, a basketball team

See also

• 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 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