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FN655(f)

Favorite Datasheet

Russia GOST FN655(f) Ferroniobium. Technical requirements and delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FN655(f) / FN655(f)
Category Grade Standard Region/Area Standard Content
Metals FN655(f) GOST 16773 Russia Ferroniobium. Technical requirements and delivery conditions

Chemical composition(mass fraction)(wt.%) of the FN655(f)

Element Min Max Similar
Ti - 2.0000 -
Si - 5.0000 -
S - 0.3000 -
P - 2.0000 -
Nb 55.0000 65.0000 -
C - 0.5000 -
Al - 8.0000 -

Mechanical Properties of steel grade FN655(f)

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)
796 (≥) 185 (≥) 31 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade FN655(f)

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 - -     0.43 -  
797 499 - 11.3 114   -  
226 - 24 14.2   341 333

Heat Treatment of steel grade FN655(f)

Heat treated : 1272°C - 1166°C

Technological Curves of steel grade FN655(f)

Cross Reference Table (Equivalent Grade) of FN655(f)

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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