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Ferrite 446

Description

China CNS Ferrite 446 China Taiwan Heat-Resistant Steel and Ferrite 446 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Heat-Resistant Steel: Ferrite 446
Category Type Steel Grade Standard Country Application
Steel GradesHeat-Resistant Steel Ferrite 446 CNS China China Taiwan Heat-Resistant Steel
SS14 2562
SS14 2564
Austenitic 309
Austenitic 310
Austenitic 330
Austenitic 660
Austenitic 661
Ferrite 21
Ferrite 409
Ferrite 409L

Chemical composition(mass fraction)(wt.%) of the Ferrite 446

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) N(%)
Max 0.20 Max 1.00 Max 1.50 0.04 0.03 23.0-27.0 0.60 Max 0.25

Mechanical Properties of steel grade Ferrite 446

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)
373 (≥) 458 (≥) 24 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade Ferrite 446

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
21 - -     0.42 -  
388 392 - 12.3 444   -  
325 - 13 21.2   114 211

Heat Treatment of steel grade Ferrite 446

Heat treated : 1369°C - 1967°C

Technological Curves of steel grade Ferrite 446

Cross Reference Table (Equivalent Grade) of Ferrite 446

Grade Standard Country Application
Ferrite 46 CNS China CNS standard heat resistant steel bars(CNS 9608-1998)
Ferrite 21 CNS China China Taiwan Heat-Resistant Steel
Ferrite 409 CNS China China Taiwan Heat-Resistant Steel
Ferrite 409L CNS China China Taiwan Heat-Resistant Steel
Ferrite 446 CNS China China Taiwan Heat-Resistant Steel
Ferrite 46 CNS China China Taiwan Heat-Resistant Steel
1.4460 UK austenitic special steel
1.4462 UK austenite and ferrite special steel
1.4466 AFNOR France Austenite
1.4462(AFNOR) AFNOR France Austenitic-Ferrite
STR446 KS Korea KS standard ferrite heat resistant steel
1.4467 DIN Germany High alloyed CrMnNiMoN steel
X2CrMnNiMoN26-5-4 DIN Germany High alloyed CrMnNiMoN steel
X3CrMnNiMoN25-6-4 DIN Germany High alloyed CrMnNiMoN steel

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