Product Showcase
GB/T 1591 Carbon Steel Plates
SHH STEEL offers GB/T 1591-compliant high-strength low-alloy structural steel plates. GB/T 1591 specifies steels for plates, strips, and sections in general structures and engineering. Enhanced strength, corrosion resistance, certified quality, competitive prices, customizable. Trust SHH STEEL!
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Q500MF TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q500MF is thermomechanical controlled process plate with 500 MPa minimum yield and −60°C impact. SHH STEEL supplies Q500MF plate mill-direct for arctic bridges and cold-region frames that name the M condition. This is not quenched-and-tempered GB/T 16270 Q500F and not −40°C Q500ME.View More -
Q500ME TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q500ME is thermomechanical controlled process plate with 500 MPa minimum yield and −40°C impact. SHH STEEL supplies Q500ME plate mill-direct for bridges, cold-region frames and outdoor fabrication that names the M condition. This is not quenched-and-tempered GB/T 16270 Q500E.View More -
Q500MD TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q500MD is thermomechanical controlled process plate with 500 MPa minimum yield and −20°C impact. SHH STEEL supplies Q500MD plate mill-direct for bridges, buildings and cold-weather frames that name the M condition. This is not quenched-and-tempered GB/T 16270 Q500D.View More -
Q500MC TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q500MC is thermomechanical controlled process plate with 500 MPa minimum yield and 0°C impact. SHH STEEL supplies Q500MC plate mill-direct for buildings, bridges and fabrication that names the M condition. This is not quenched-and-tempered GB/T 16270 Q500C.View More -
Q460MF TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q460MF is thermomechanical controlled process plate with 460 MPa minimum yield and −60°C impact. SHH STEEL supplies Q460MF plate mill-direct for arctic bridges and cold-region frames that name the M condition. This is not normalized Q460NE and not −40°C Q460ME.View More -
Q460ME TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q460ME is thermomechanical controlled process plate with 460 MPa minimum yield and −40°C impact. SHH STEEL supplies Q460ME plate mill-direct for bridges, cold-region frames and outdoor fabrication that names the M condition. This is not normalized Q460NE and not hot-rolled Q460E.View More -
Q460MD TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q460MD is thermomechanical controlled process plate with 460 MPa minimum yield and −20°C impact. SHH STEEL supplies Q460MD plate mill-direct for bridges, buildings and cold-weather frames that name the M condition. This is not normalized Q460ND and not hot-rolled Q460D.View More -
Q460MC TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q460MC is thermomechanical controlled process plate with 460 MPa minimum yield and 0°C impact. SHH STEEL supplies Q460MC plate mill-direct for buildings, bridges and fabrication that names the M condition. This is not normalized Q460NC and not hot-rolled Q460C.View More -
Q420MF TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q420MF is thermomechanical controlled process plate with 420 MPa minimum yield and −60°C impact. SHH STEEL supplies Q420MF plate mill-direct for arctic bridges and cold-region frames that name the M condition. This is not normalized Q420NE and not −40°C Q420ME.View More -
Q420ME TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q420ME is thermomechanical controlled process plate with 420 MPa minimum yield and −40°C impact. SHH STEEL supplies Q420ME plate mill-direct for bridges, cold-region frames and outdoor fabrication that names the M condition. This is not normalized Q420NE.View More -
Q420MD TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q420MD is thermomechanical controlled process plate with 420 MPa minimum yield and −20°C impact. SHH STEEL supplies Q420MD plate mill-direct for bridges, buildings and cold-weather frames that name the M condition. This is not normalized Q420ND.View More -
Q420MC TMCP Steel Plate GB/T 1591 Supplier
GB/T 1591 Q420MC is thermomechanical controlled process plate with 420 MPa minimum yield and 0°C impact. SHH STEEL supplies Q420MC plate mill-direct for buildings, bridges and fabrication that names the M condition. This is not normalized Q420NC.View More
GB/T 1591 Carbon Steel Plates
High-Strength Low Alloy Plates
SHH STEEL, a leading High-Strength Low Alloy Plates exporter, produces and exports HSLA steel plates for construction, bridges, and automotive applications. Our plates, like ASTM A572 Grade 50, offer superior strength-to-weight ratios and excellent weldability, meeting global standards. With a 5,000-ton inventory, we ensure 3–5 day delivery for in-stock items, supported by SGS/TUV inspections and mill certificates. Trust SHH STEEL for durable high-strength low alloy plates and custom solutions for structural projects.
High-Strength Low Alloy Plates
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