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FeNi 31 Co 5

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Hungary MSZ FeNi31Co5 Iron-nickel alloys with controlled thermal expansion properties. Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FeNi31Co5 / FeNi 31 Co 5
Category Grade Standard Region/Area Standard Content
Metals FeNi 31 Co 5 MSZ 13722-1 Hungary Iron-nickel alloys with controlled thermal expansion properties. Grades

Chemical composition(mass fraction)(wt.%) of the FeNi 31 Co 5

Element Min Max Similar
Ti - - -
Si - 0.2000 -
S - 0.0200 -
P - 0.0200 -
Ni 30.0000 32.0000 -
Mn - 0.5000 -
Co 4.5000 5.5000 -
C - 0.0500 -

Mechanical Properties of steel grade FeNi 31 Co 5

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)
529 (≥) 853 (≥) 23 22 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade FeNi 31 Co 5

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
32 - -     0.13 -  
173 799 - 44.3 343   -  
179 - 23 24.2   444 244

Heat Treatment of steel grade FeNi 31 Co 5

Heat treated : 1956°C - 1422°C

Technological Curves of steel grade FeNi 31 Co 5

Cross Reference Table (Equivalent Grade) of FeNi 31 Co 5

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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