Q345A seamless pipe

Q345A seamless pipe is an industrial material, compared with Q345B, Q345C, Q345D, Q345E steel. The low temperature impact test temperature is high and the performance is good. The low temperature impact test temperature is high and the performance is good.

Q345A seamless pipe has good mechanical properties, good weldability, cold and hot working properties and corrosion resistance, and has good low temperature toughness.

Chemical composition of Q345A seamless pipe:
C: 0.12-0.20
Si: 0.20-0.60
Mn: 1.00-1.60
P:≤0.045
S:≤0.045
Ni:≤0.30
Cr:≤0.30
Cu:≤0.20
V: 0.02-0.15
Nb: 0.015-0.06

Mechanical properties of Q345A seamless pipe:
Tensile strength: 490-675Mpa
Yield strength: ≥345Mpa
Elongation%: ≥21

Q345A seamless pipe application:
Ships, boilers, pressure vessels, oil storage tanks, bridges, power station equipment, lifting and transportation machinery and other welded structural parts with higher loads.

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