HC Oceláři Třinec (Třinec Steelers) is a Czech ice hockey team from Třinec who play in the Czech Extraliga, the top tier of Czech ice hockey. Their home arena is the Werk Arena. The team's main sponsors are the local Třinec Iron and Steel Works
The team has won the Czech Extraliga six times, most recently in the 2023–24 season. The last five title wins came in consecutive years, winning 16 straight playoff series in the process.