H41 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H41

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ASTM H41

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This page is mainly introduced the H41 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H41,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Hot-Work Tool Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
H41 SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.60  0.75
Si 0.20  0.45
Mn 0.15  0.40
P   0.030
S   0.030
Cr 3.50  4.00
Mo 8.20  9.20
V 1.00  1.30
W 1.40  2.10
Ni+Cu   0.75

Mechanical Properties

Tensile strength 729~504 σb/MPa
Yield Strength 412 σ 0.2 ≥/MPa
Elongation 42 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 490~107 -
HRC 30 -

Physical Properties

Thermal expansion 96-62 e-6/K
Thermal conductivity 99-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0923-0800 째C
Density 5621-0158 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)
H41 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