Available 24/7 at contact@steel-grades.com

America AISI AISIA-9 Tool Steels Alloy and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AISIA-9 / AISI A-9
Category Grade Standard Region/Area Standard Content
Metals AISI A-9 ASTM A681 America Tool Steels Alloy

Chemical composition(mass fraction)(wt.%) of the AISI A-9

Element Min Max Similar
V 0.8000 1.4000 -
Si 0.9500 1.1500 -
S - 0.0300 -
P - 0.0300 -
Ni 1.2500 1.7500 -
Mo 1.3000 1.8000 -
Mn 0.2000 0.5000 -
Cr 4.7500 5.5000 -
C 0.4500 0.5500 -

Mechanical Properties of steel grade AISI A-9

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)
868 (≥) 296 (≥) 12 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade AISI A-9

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
42 - -     0.14 -  
212 144 - 13.3 224   -  
766 - 22 31.2   433 124

Heat Treatment of steel grade AISI A-9

Heat treated : 1529°C - 1358°C

Technological Curves of steel grade AISI A-9

Cross Reference Table (Equivalent Grade) of AISI A-9

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this AISI A-9?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top