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Q550NH Steel
Q550NH Steel
Q550NH Steel
Q550NH Steel

Q550NH Steel

High tension weathering steel Q550NH owned yield strength above 550 Mpa and tensile strength within 620-780 Mpa.For improving steel properties,the following alloy elements can be added choosely,Nb 0.015-0.060%,V 0.02-0.12%,Ti 0.02-0.10%,Alt min.0.020%.Nb+V+Ti max.0.22%.
The specifications

High tension weathering steel Q550NH owned yield strength above 550 Mpa and tensile strength within 620-780 Mpa.For improving steel properties,the following alloy elements can be added choosely,Nb 0.015-0.060%,V 0.02-0.12%,Ti 0.02-0.10%,Alt min.0.020%.Nb+V+Ti max.0.22%.

The specifications:
Thickness: 3mm--150mm
Width: 30mm--4000mm
Length: 1000mm--12000mm
Standard: ASTM EN10025 JIS GB

Chemical composition for Q550NH corten steel (Heat Analysis Max%)

Mechnical property for Q550NH corten steel:
 

Thickness (mm)
Q550NH ≤ 16 > 16 ≤ 40 > 40 ≤ 60 >60
Yield strength (≥Mpa) 550 540 530 530
Tensile strength (Mpa) 620-780


Chemical composition for Q550NH corten steel (Heat Analysis Max%)
 
Main chemical elements composition of Q550NH
C Si Mn P S Cu Ni Cr
0.16 0.65 2.00 0.025 0.030 0.20-0.55 0.12-0.65 0.30-1.25
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