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America SAE 51439LL Chemical compositions of SAE wrought stainless steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 51439LL / 51439LL
Category Grade Standard Region/Area Standard Content
Metals 51439LL SAE J 405 America Chemical compositions of SAE wrought stainless steels

Chemical composition(mass fraction)(wt.%) of the 51439LL

Element Min Max Similar
Ti - - -
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni - 0.5000 -
N - 0.0400 -
Mn - 1.0000 -
Cr 17.0000 19.0000 -
C - 0.0140 -
Al - 0.1500 -

Mechanical Properties of steel grade 51439LL

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)
683 (≥) 221 (≥) 13 34 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade 51439LL

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
43 - -     0.32 -  
232 663 - 32.3 244   -  
545 - 32 11.2   112 434

Heat Treatment of steel grade 51439LL

Heat treated : 1639°C - 1343°C

Technological Curves of steel grade 51439LL

Cross Reference Table (Equivalent Grade) of 51439LL

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