Corrosion resistant steel for Railway Vehicle

Corrosion resistant steel for Railway Vehicle

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Style       Grade     
 
Standard            Spec (mm)
 
Coil  
Spec (mm)
 
Plate
Characteristic
 
 Application Area                                       
corrosion resistant steel for Railway Vehicle 09CuPCrNi
CORTEN-A
Q400NQR1
Q450NQR1
Q500NQR1
Q550NQR1
 Technical Agreement 1.5-19mm 6-50mm Atmospheric corrosion resistance of high strength hot rolled steel mainly used for Railway Vehicle and Cutting to steel plate、steel belt to use. 
corrosion resistant steel
Corrosion resistant  railway

Grade
 
Chemical Component /%
C Si Mn P S Cr Cu Ni
09CuPCrNi ≤0.12 0.25-0.75 0.2-0.5 0.07-0.15 ≤0.04 0.3~1.25 0.25-0.55 ≤0.65
CORTEN-A ≤0.12 0.25-0.75 0.20-0.5 0.007-0.15 ≤0.03 0.50-1.25 0.25-0.55 ≤0.65
Q400NQR1 ≤0.12 ≤0.75 ≤1.10 ≤0.025 ≤0.008 0.30-1.25 0.20-0.55 0.12-0.65
Q450NQR1 ≤0.12 ≤0.75 ≤1.50 ≤0.025 ≤0.008 0.30-1.25 0.20-0.55 0.12-0.65
Q500NQR1 ≤0.12 ≤0.75 ≤2.0 ≤0.025 ≤0.008 0.30-1.25 0.20-0.55 0.12-0.65
Q550NQR1 ≤0.16 ≤0.75 ≤2.0 ≤0.025 ≤0.008 0.30-1.25 0.20-0.55 0.12-0.65
corrosion resistant steel
Corrosion resistant  railway vehicle
Mechanical Property
Grade Yield Strength/MPa
 
Tensile Strength/MPa
 
Elongation/%
 
09CuPCrNi ≥343 ≥480 ≥22
CORTEN-A ≥355 470-630 ≥25
Q400NQR1 ≥400 ≥500 ≥24
Q450NQR1 ≥450 ≥550 ≥22
Q500NQR1 ≥500 ≥600 ≥18
Q550NQR1 ≥550 ≥600 ≥18


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