D1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of D1

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SAE D1

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This page is mainly introduced the D1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of D1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-Work Tool Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
1.2379 DIN Germany

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.90  1.10
Si 0.10  0.40
Mn 0.20  0.40
Cr 11.50  12.50
Mo 0.70  0.80
V 0.30  0.80
W  

Mechanical Properties

Tensile strength 829~800 σb/MPa
Yield Strength 874 σ 0.2 ≥/MPa
Elongation 58 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 339~044 -
HRC 30 -

Physical Properties

Thermal expansion 17-08 e-6/K
Thermal conductivity 51-37 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3955-9046 째C
Density 6152-2507 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)
D1 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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