What material is Q345E steel

What material is Q345E steel

What material is Q345E steel?

Q345E is the grade of steel, which belongs to low alloy high strength steel with good low temperature impact property.

The grade of Q345E steel is composed of three parts: Chinese phonetic alphabet representing yield strength, yield strength value and quality grade symbol.

Among them:
Q is the yield strength;
345 is the yield strength value, in MPa;
E is grade (pass - 40 degree impact test)

Q345E steel is mainly used in various welding structures, such as bridges, vehicles, ships, pipelines, boilers, large vessels, power stations, workshops, low-temperature pressure vessels, etc.

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