Plasteel

Plasteel may refer to:


 * Plasteel, composite of fiberglass and steel patented by automobile manufacturer Gurgel and first used in 1973
 * Plasteel (Dune), a durable tough form of steel mentioned by Frank Herbert in his 1965 science fiction novel Dune and its sequels
 * Plasteel, a metal manufacturing and machining services company; see Boxer (armoured fighting vehicle)
 * In Rimworld: "Plasteel is the strongest material in the game. Commonly used for high tech items, especially ship engines and other modules, which are needed to build a spaceship to escape the planet and win the game."-https://rimworldwiki.com/wiki/Plasteel