A5

This page provides ASTM A681-1999, A5 datasheet, A5 mechanical properties, chemical element A5, technical specifications of A5 steel material properties. A5 performance specifications.

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

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

Elements Min.(≥) Max.(≤)
C 0.95 1.05
Si 0.10 0.50
Mn 2.80 3.20
P - 0.030
S - 0.030
Cr 0.90 1.20
Mo 0.90 1.40
Ni+Cu - 0.75

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of 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)
344 (≥) 554 (≥) 31 32 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 423
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
33 - -     0.32 -  
989 673 - 31.3 132   -  
171 - 21 34.2   321 131
Heat treated : 1378°C - 1242°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
A5 SAE USA
Alloy tool steel
A 581 S18235 SAE USA
Free-Machining Stainless Steel Wire and Wire Rods
A 582 S18235 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
A 959 S18235 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S18235 AISI USA
Ferritic Chromium Stainless Steel
A5 ASTM USA
Cold-Work Tool Steel
Relevant standard
Standard No. Description Download
ASTM A681-1999 Alloy tool steel
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ASTM A681-1999, A5 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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