Steel for Building Structures Q345GJC 8-150mm High Strength Structural Steel Plate
High-strength steel for building structures, grades Q235GJ to Q460GJ and SN400/490. Thickness 8-150mm. Superior weldability, corrosion resistance, and fatigue strength. Ideal for high-rise buildings, bridges, and industrial facilities. Meets GB/T19879, YB/T4104, JIS G3136 standards.
Steel For Building Structures
Our high-quality steel for building structures is designed to provide exceptional strength, durability, and flexibility for a wide range of construction applications. Manufactured using advanced steelmaking processes, including EAF and continuous casting, these steel products offer superior tensile strength, excellent weldability, and outstanding resistance to corrosion and fatigue. With a variety of grades available, including high-strength low-alloy (HSLA) and carbon steels, our steel is ideal for high-rise buildings, bridges, industrial facilities, and other critical infrastructure. Engineered for rapid assembly and long-term performance, this steel meets the stringent demands of modern architectural and engineering projects.
| Steel Grade | Representative steel grade | Specification /MM | standards |
| Steel For Building Structures | Q235GJB/C/D/E,Q345GJB/C/D/E,Q390GJB/C/D/E,Q420GJB/C/D/E, Q460GJC/D/E |
8-150 | YB/T4104 GB/T19879 GB/T5313 |
| SN400,SN490 | 8-100 | JISG3136 |
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Steel For Building Structures

