Domex 420MCD is part of the Domex family of cold-forming steels, which are thermomechanically rolled and where all the processing is carefully controlled. The alloy is used in cold-formed and welded products. Domex 420 MCD meets or exceeds the demands for steel S420 MC in EN-10149-2. This datasheet provides information on composition, physical properties, tensile properties, and bend strength as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-614. Producer or source: SSAB Swedish Steel Inc.