Q345 Sheet Heavy

High-Strength

Q345 (Sheet Heavy)

High-strength structural steel Q345 Sheet Heavy.

Chemical Composition (%)

C0.2
MN1.7
NB0.065
SI0.55
TI0.2
V0.15

Mechanical Properties

Yield:345MPa; Tensile:490MPa; Elong:22%; 160HB

Chinese Standard

GB/T 1591

Applications

Structural steel for construction and engineering

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