Grade Q295GNH
L52951
Corresponding Standard YB /T 4112-2013
Welded steel tubes with atmospheric corrosion resistance for structural purposes
Classification Alloy Steel
Q295GNH Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni * Cu
Minimum Value - 0.1 0.2 0.07 - 0.3 0.25 0.25
Maximum Value 0.12 0.4 0.5 0.12 0.02 0.65 0.5 0.45
① To improve the properties of steel, one or more microalloying elements can be added: Nb (0.015% to 0.060%), V (0.02% to 0.12%), Ti (0.02% to 0.10%), and Alt ≥ 0.020%. When these elements are used together, at least one of them should meet the lower limit of the chemical composition specified.
② Alloying elements such as Mo (≤ 0.30%) and Zr (≤ 0.15%) can be added.
Q295GNH Mechanical Properties
Thickness
t
mm
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Reduction of Area
ψ
%
t≤16 430~560 ≥295 ≥20
• B,C-quality class
• According to the requirements of the demander, other test temperatures can be used after negotiation between the supply and demand parties and indicated in the contract.
Q295GNH Corresponding Standards(Same grade name, different standards)

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