Q345B Plate — Listings

All Q345B Plate listings on M-EX.

All Q345B Forms Mild Steel
Grade Details
GradeQ345B
StandardGB/T 1591
DescriptionLow alloy high strength structural steel with good toughness, weldability and mechanical performance. Widely used in bridges, heavy structures and engineering machinery.
Applicationsbridges, construction equipment, cranes, heavy structures, pressure vessels, machinery
Equivalent Grades
Grade Standard Region
S355JR EN 10025 Europe
SM490A JIS G3106 Japan
09G2S GOST Russia

Active Q345B Plate Listings 1

Q345B Plate
9.100 MT  ·  Closes 20 May 2026
View Listing
Related: All Plate grades · Mild Steel
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