AFNOR 61 SC 7

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Description

AFNOR AFNOR 61 SC 7 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: AFNOR 61 SC 7

Category	Type	Steel Grade	Standard
Steel Grades	Alloy Steel	AFNOR 61 SC 7	AFNOR
		AFNOR 40 CD 4
		AFNOR 40 M 5
		AFNOR 42 C 2
		AFNOR 42 C 4
		AFNOR 42 CD 4
		AFNOR 45 C 2
		AFNOR 50 CV 4
		AFNOR 55 C 3
		AFNOR 55 S 7
		AFNOR 60 S 7

Chemical composition(mass fraction)(wt.%) of the AFNOR 61 SC 7

Element	Weight %
C	0.56-0.64
Mn	0.75-1.00
P	0.035 (max)
S	0.04 (max)
Si	1.80-2.20

Mechanical Properties of steel grade AFNOR 61 SC 7

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
433 (≥)	294 (≥)	34	34	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	323

Physical Properties of steel grade AFNOR 61 SC 7

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
22	-	-			0.41	-
217	213	-	42.3	111		-
745	-	13	43.2			323	133

Heat Treatment of steel grade AFNOR 61 SC 7

Heat treated : 1193°C - 1343°C

Technological Curves of steel grade AFNOR 61 SC 7

No Curve

Cross Reference Table (Equivalent Grade) of AFNOR 61 SC 7

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

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