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Description

USA ASTM H14 Tool Die Steels Hot-Work Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Die Steels: H14
Category Class Grade Standard Country Application
Steel GradesTool Die Steels H14 ASTM USA Hot-Work Tool Steel

Chemical composition(mass fraction)(wt.%) of the H14

C Si Mn P S Cr Mo V W Ni+Cu
0.35 -0.45 0.80 -1.20 0.20 -0.50 ≤0.030 ≤0.030 4.75 -5.50 ≤ ≥ ≤ ≥ 4.00 -5.25 ≤0.75

Mechanical Properties of steel grade H14

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
143 (≥) 494 (≥) 31 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade H14

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
11 - -     0.13 -  
495 797 - 43.3 333   -  
861 - 33 32.2   234 244

Heat Treatment of steel grade H14

Heat treated : 1328°C - 1499°C

Technological Curves of steel grade H14

Cross Reference Table (Equivalent Grade) of H14


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