A866 C56E2

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America ASTM A866C56E2 耐磨中碳轴承钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A866C56E2 / A866 C56E2

Category	Grade	Standard	Region/Area	Standard Content
Metals	A866 C56E2	ASTM A866	America	耐磨中碳轴承钢

Chemical composition(mass fraction)(wt.%) of the A866 C56E2

Element	Min	Max	Similar
Si	-	0.4000	-
S	-	0.0150	-
P	-	0.0250	-
O	-	0.0020	-
Mn	0.6000	0.9000	-
Cu	-	0.3000	-
C	0.5200	0.6000	-
Al	-	0.0500	-

Mechanical Properties of steel grade A866 C56E2

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)
812 (≥)	461 (≥)	21	33	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	432

Physical Properties of steel grade A866 C56E2

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
23	-	-			0.32	-
451	919	-	33.3	342		-
379	-	43	41.2			143	124

Heat Treatment of steel grade A866 C56E2

Heat treated : 1829°C - 1616°C

Technological Curves of steel grade A866 C56E2

No Curve

Cross Reference Table (Equivalent Grade) of A866 C56E2

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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