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America UNS G61504 Free cutting steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G61504 / G61504
Category Grade Standard Region/Area Standard Content
Metals G61504 -- America Free cutting steel

Chemical composition(mass fraction)(wt.%) of the G61504

Element Min Max Similar
V 0.1500 - -
Si 0.1500 0.3500 -
S - 0.0400 -
Pb 0.1500 0.3500 -
P - 0.0300 -
Ni - 0.2500 -
Mo - 0.0600 -
Mn 0.7000 0.9000 -
Cu - 0.3500 -
Cr 0.8000 1.1000 -
C 0.4800 0.5300 -

Mechanical Properties of steel grade G61504

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)
952 (≥) 321 (≥) 11 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade G61504

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
13 - -     0.14 -  
545 981 - 14.3 123   -  
314 - 44 33.2   414 244

Heat Treatment of steel grade G61504

Heat treated : 1899°C - 1871°C

Technological Curves of steel grade G61504

Cross Reference Table (Equivalent Grade) of G61504

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