Back when scandium bikes were a thing they were cheaper then Ti bikes. Also, from the article: Any time you ride a high-quality aluminum racing frame made of

Back when scandium bikes were a thing they were cheaper then Ti bikes. Also, from the article: Any time you ride a high-quality aluminum racing frame made of welded 7005 series aluminum, you're probably riding on a little scandium. A lot of 6061 grade aluminums use scandium too. In fact, the bicycle industry is one of the biggest scandium markets, still.