High-carbon steel is steel containing more than 0.5% carbon. High-carbon steel is used for various purposes, including automotive parts, saw blades, chains, and farming tools.
(Steel Grade : S45C)
High tensile steel is generally used for automotive structures with a tensile strength of 500MPa or higher and a yield strength of 300MPa or higher. High tensile steel is used in automotive frames, wheels, outer plates and bridges, and ships.
(Steel Grade : HS590AS / HS780AS / ATOS60 / ATOS80)