X45NiCrMo4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X45NiCrMo4

DIN X45NiCrMo4

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This page is mainly introduced the X45NiCrMo4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X45NiCrMo4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Tool Steels; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.40  0.50
Si 0.10  0.40
Mn 0.15  0.45
P   0.030
S   0.030
Cr 1.20  1.50
Mo 0.15  0.35
V  
Ni 3.80  4.30
W 0.40  0.60

Mechanical Properties

Tensile strength 831~138 σb/MPa
Yield Strength 243 σ 0.2 ≥/MPa
Elongation 35 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 408~986 -
HRC 30 -

Physical Properties

Thermal expansion 21-99 e-6/K
Thermal conductivity 85-78 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8237-3145 째C
Density 1956-5937 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)
X45NiCrMo4 Tool Die Steels 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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