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America SAE 30303 Chemical compositions of SAE wrought stainless steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30303 / 30303
Category Grade Standard Region/Area Standard Content
Metals 30303 SAE J 405 America Chemical compositions of SAE wrought stainless steels

Chemical composition(mass fraction)(wt.%) of the 30303

Element Min Max Similar
Zr - 0.6000 -
Si - 1.0000 -
S 0.1500 - -
P - 0.2000 -
Ni 8.0000 10.0000 -
Mo - 0.6000 -
Mn - 2.0000 -
Cr 17.0000 19.0000 -
C - 0.1500 -

Mechanical Properties of steel grade 30303

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)
769 (≥) 498 (≥) 21 31 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 30303

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 - -     0.12 -  
563 148 - 41.3 411   -  
571 - 41 44.2   242 313

Heat Treatment of steel grade 30303

Heat treated : 1579°C - 1289°C

Technological Curves of steel grade 30303

Cross Reference Table (Equivalent Grade) of 30303

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