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AFNOR 42 C 2

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AFNOR 40 M 5 AFNOR 42 C 4
#AFNOR # #42

Description

AFNOR AFNOR 42 C 2 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: AFNOR 42 C 2
Category Type Steel Grade Standard Country Application
Steel GradesAlloy Steel AFNOR 42 C 2 AFNOR
B.S. Type 8
AFNOR 20 MC 5
AFNOR 20 NCD 2
AFNOR 25 CD 4 S
AFNOR 32 C 4
AFNOR 35 CD 4
AFNOR 35 CD 4 TS
AFNOR 38 C 4
AFNOR 40 CD 4
AFNOR 40 M 5

Chemical composition(mass fraction)(wt.%) of the AFNOR 42 C 2

Element Weight %
C 0.38-0.43
Mn 0.70-0.90
P 0.035 (max)
S 0.04 (max)
Si 0.15-0.30
Cr 0.70-0.90

Mechanical Properties of steel grade AFNOR 42 C 2

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)
645 (≥) 776 (≥) 41 23 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade AFNOR 42 C 2

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
14 - -     0.34 -  
353 213 - 24.3 213   -  
283 - 31 14.2   343 232

Heat Treatment of steel grade AFNOR 42 C 2

Heat treated : 1141°C - 1446°C

Technological Curves of steel grade AFNOR 42 C 2

Cross Reference Table (Equivalent Grade) of AFNOR 42 C 2

Grade Standard Country Application
X20Cr13(AFNOR) AFNOR France Martensite And Precipitation Hardening
1.4439(AFNOR) AFNOR France Austenite
1.4539(AFNOR) AFNOR France Austenite
X6CrNiNb18-10(AFNOR) AFNOR France Austenite
1.4580(AFNOR) AFNOR France Austenite
1.4436(AFNOR) AFNOR France Austenite
1.4438(AFNOR) AFNOR France Austenite
1.4361(AFNOR) AFNOR France Austenite
1.4563(AFNOR) AFNOR France Austenite
1.4537(AFNOR) AFNOR France Austenite
1.4547(AFNOR) AFNOR France Austenite
X1NiCrMoCuN25-20-7(AFNOR) AFNOR France Austenite
X2CrNiN23-4(AFNOR) AFNOR France Austenitic-Ferrite
1.4362(AFNOR) AFNOR France Austenitic-Ferrite
1.4462(AFNOR) AFNOR France Austenitic-Ferrite
1.4507(AFNOR) AFNOR France Austenitic-Ferrite
1.4501(AFNOR) AFNOR France Austenitic-Ferrite
Q195 China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
AFNOR 40 M 5 AFNOR 42 C 4
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Jiangyou Longhai Special Steel Co.,Ltd.

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