Q345 (16Mn) steel spiral good mechanical properties, low temperature performance can, good ductility and weldability, is used as the low-pressure vessels, tanks, vehicles, cranes, mining machinery, power plants, bridges and other structures to withstand dynamic load, mechanical parts , building structure, usually of metal structures. Hot-rolled or normalizing the status of use, it can be used in various structures above -40 ℃ cold regions.

Q345D spiral pipe mechanical properties:

Tensile strength: 490-675Mpa yield strength: ≥345Mpa Elongation: ≥22%

Q345B spiral pipe mechanical properties:

Tensile strength: 490-675Mpa yield strength: ≥345Mpa Elongation: ≥21%

Q345A spiral pipe mechanical properties:

Tensile strength: 490-675Mpa yield strength: ≥345Mpa Elongation: ≥21%

Q345C spiral pipe mechanical properties:

Tensile strength: 490-675Mpa yield strength: ≥345Mpa Elongation: ≥22%

Q345E spiral pipe mechanical properties:

Tensile strength: 490-675Mpa yield strength: ≥345Mpa Elongation: ≥22%