9Cr18MoV chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 9Cr18MoV

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GB 9Cr18MoV

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This page is mainly introduced the 9Cr18MoV chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 9Cr18MoV,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
9Cr18MoV

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤)
C 0.85  0.95
Si   0.80
Mn   0.80
P   0.035
S   0.030
Ni   0.60
Cr 17.00  19.00
Mo 1.00  1.30
V 0.07  0.12

Mechanical Properties

Tensile strength 294~974 σb/MPa
Yield Strength 117 σ 0.2 ≥/MPa
Elongation 48 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 909~589 -
HRC 30 -

Physical Properties

Thermal expansion 49-73 e-6/K
Thermal conductivity 30-91 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2978-4225 째C
Density 7507-7915 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
9Cr18MoV Stainless Steel,Heat-Resistant Steel and Special Alloy Steel Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download

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