Q345D precision steel tube

Main features:

Good comprehensive mechanical properties, good weldability, cold and hot workability and corrosion resistance, and good low temperature toughness.

Applications:

Ships, boilers, pressure vessels, petroleum storage tanks, bridges, power station equipment, lifting and transportation machinery and other higher-load welded structural parts.

tensile strength:

490-675 Yield strength: ≥345 Elongation: ≥22.