M-252

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America SAE M-252 Special Purpose Alloys (Superalloys) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: M-252 / M-252

Category	Grade	Standard	Region/Area	Standard Content
Metals	M-252	SAE J 467B	America	Special Purpose Alloys (Superalloys)

Chemical composition(mass fraction)(wt.%) of the M-252

Element	Min	Max	Similar
Ti	-	-	2.6000
Si	-	-	0.5000
Ni	-	-	-
Mo	-	-	10.0000
Mn	-	-	0.5000
Cr	-	-	20.0000
Co	-	-	10.0000
C	-	-	0.1500
B	-	-	0.0050
Al	-	-	1.0000

Mechanical Properties of steel grade M-252

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)
266 (≥)	225 (≥)	31	34	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	114

Physical Properties of steel grade M-252

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
34	-	-			0.24	-
928	391	-	12.3	441		-
816	-	42	32.2			444	242

Heat Treatment of steel grade M-252

Heat treated : 1758°C - 1743°C

Technological Curves of steel grade M-252

No Curve

Cross Reference Table (Equivalent Grade) of M-252

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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