Q345D Hot rolled round steel
Q345D Round Bar Products Description
Q345D round stock steel has good strength, toughness and welding properties. Q345D round bar stock usually needs normalizing or normalizing and tempering treatment to ensure its mechanical properties.
Application of Q345D round bar: Q345D steel round bar can be used for high-rise buildings, large-span steel structures, etc.; Q345D solid steel round bar can be used for the main load-bearing components of bridges. In addition, Q345D solid round bar steel has good low-temperature impact toughness, which is particularly suitable for construction and engineering projects in cold areas.
Q345D Hot Rolled Round Steel Products Details
Q345 Steel Bar Chemical Composition:
| Steel Standard | Steel Grade | Chemical Composition | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| C≤ | Mn | Si≤ | P≤ | S≤ | V | Nb | Ti | Al≥ | ||
| Q345 | D | 0.20 | 1.00~1.60 | 0.55 | 0.030 | 0.030 | 0.02~0.15 | 0.015~0.060 | 0.20 | 0.015 |
Q345 Round Steel Mechanical Property:
| Steel Standard | Steel Grade | Yield Strength Mpa | Tensile Stregth Map | Elongation % |
|---|---|---|---|---|
| Q345 | D | 345 | 470~630 | 22 |
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