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France AFNOR NF Y338 工具钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Y338 / Y3 38
Category Grade Standard Region/Area Standard Content
Metals Y3 38 NF A35-590 France 工具钢

Chemical composition(mass fraction)(wt.%) of the Y3 38

Element Min Max Similar
Si 0.1000 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.5000 0.8000 -
C 0.3500 0.4000 -

Mechanical Properties of steel grade Y3 38

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)
684 (≥) 763 (≥) 44 34 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade Y3 38

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 - -     0.24 -  
153 955 - 21.3 412   -  
467 - 14 24.2   323 111

Heat Treatment of steel grade Y3 38

Heat treated : 1542°C - 1436°C

Technological Curves of steel grade Y3 38

Cross Reference Table (Equivalent Grade) of Y3 38

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