Discover the complete list of common steel bar models including HRB335, HRB400, HRB500, HPB300, HPB235, RRB400, RRB500, RPS400, and RPS500. Learn about their tensile strength, suitability for various construction projects like high-rise buildings, bridges, and tunnels. Understand the importance of selecting the right steel bar models and specifications for optimal quality and durability of your building structures. Choose wisely based on engineering needs, project requirements, and safety standards.