T41904 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T41904

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UNS T41904

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This page is mainly introduced the T41904 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T41904,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Shock-Resisting Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.50  0.65
Si 1.75  2.25
Mn 0.60  0.95
P   0.030
S   0.030
Cr 0.10  0.50
Mo  
V 0.15  0.35
W  
Ni+Cu   0.75

Mechanical Properties

Tensile strength 582~149 σb/MPa
Yield Strength 442 σ 0.2 ≥/MPa
Elongation 36 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 972~674 -
HRC 30 -

Physical Properties

Thermal expansion 56-95 e-6/K
Thermal conductivity 97-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5659-6454 째C
Density 6090-2766 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)
T41904 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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