This page provides T20819 datasheet, T20819 mechanical properties, chemical element T20819, technical specifications of T20819 steel material properties. T20819 performance specifications.

Category Class Grade Standard Country Application
Steel GradesTool Die Steels T20819 UNS USA Hot-Work Tool Steel
Datasheet for:Steel Grades:Tool Die Steels:T20819

Chemical composition(mass fraction)(wt.%) of the T20819

Elements Min.(≥) Max.(≤)
C 0.32 0.45
Si 0.20 0.50
Mn 0.20 0.50
P - 0.030
S - 0.030
Cr 4.00 4.75
Mo 0.30 0.55
V 1.75 2.20
W 3.75 4.50
Ni+Cu - 0.75
Co 4.00 4.50

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade T20819

Rp0.2 (MPa)
Rm (MPa)
KV/Ku (J)
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
296 (≥) 359 (≥) 11 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 413
Modulus of elasticity
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
Specific thermal capacity
Specific electrical resistivity
(Ω mm²/m)
Poisson’s coefficient, ν
22 - -     0.31 -  
663 856 - 14.3 134   -  
788 - 34 23.2   143 342
Heat treated : 1875°C - 1548°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
T20819 UNS USA
Hot-Work Tool Steel
T20819 UNS USA
Hot-Work Tool Steel
Contact Suppliers with your enquiries for T20819 any of the shape and size.

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Stainless Steel, Special Steel, Compressor Blading, Turbine Blading, Superalloy Supplier.
T20819 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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