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Description

USA SAE ASTM A686-1999, W1-A Tool Die Steels Carbon tool steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Die Steels: W1-A
Category Class Grade Standard Country Application
Steel GradesTool Die Steels W1-A SAE USA Carbon tool steel

Chemical composition(mass fraction)(wt.%) of the W1-A

C Si Mn P S Cr V Ni Cu W Mo
0.80 -0.90 0.10 -0.40 0.10 -0.40 ≤0.030 ≤0.030 ≤0.15 ≤0.10 ≤0.20 ≤0.20 ≤0.15 ≤0.10

Mechanical Properties of steel grade W1-A

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)
987 (≥) 466 (≥) 11 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade W1-A

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
31 - -     0.31 -  
947 473 - 33.3 133   -  
883 - 44 11.2   444 123

Heat Treatment of steel grade W1-A

Heat treated : 1325°C - 1236°C

Technological Curves of steel grade W1-A

Cross Reference Table (Equivalent Grade) of W1-A

Grade Standard Country Application
ASTM W1-A
ASTM W1-A

Relevant standard of W1-A


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