T30402 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T30402

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UNS T30402

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This page is mainly introduced the T30402 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T30402,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-Work Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 1.40  1.60
Si 0.10  0.60
Mn 0.20  0.60
P   0.030
S   0.030
Cr 11.00  13.00
Mo 0.70  1.20
V 0.50  1.10
W  
Ni+Cu   0.75

Mechanical Properties

Tensile strength 287~124 σb/MPa
Yield Strength 212 σ 0.2 ≥/MPa
Elongation 72 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 560~839 -
HRC 30 -

Physical Properties

Thermal expansion 96-97 e-6/K
Thermal conductivity 84-64 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8550-4704 째C
Density 8079-3513 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)
T30402 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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