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Description

USA SAE ASTM A681-1999, A5 Tool Die Steels Alloy tool steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Die Steels: A5
Category Class Grade Standard Country Application
Steel GradesTool Die Steels A5 SAE USA Alloy tool steel

Chemical composition(mass fraction)(wt.%) of the A5

C Si Mn P S Cr Mo Ni+Cu
0.95 -1.05 0.10 -0.50 2.80 -3.20 ≤0.030 ≤0.030 0.90 -1.20 0.90 -1.40 ≤0.75

Mechanical Properties of steel grade A5

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)
317 (≥) 129 (≥) 41 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade A5

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
23 - -     0.24 -  
938 641 - 23.3 313   -  
282 - 44 34.2   412 131

Heat Treatment of steel grade A5

Heat treated : 1363°C - 1598°C

Technological Curves of steel grade A5

Cross Reference Table (Equivalent Grade) of A5

Relevant standard of A5


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