Bearing steel ( SAE 50100 )

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#Bearing # #steel # #( #SAE # #50100 #)

Description

Bearing steel ( SAE 50100 ) Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: Bearing steel ( SAE 50100 )

Category	Type	Steel Grade
Steel Grades	Carbon Steel	Bearing steel ( SAE 50100 )
		SAE 9445
		SAE 9447
		SAE 9747
		SAE 9763
		SAE 9840
		UNS G98400
		SAE 9845
		SAE 9850
		UNS G98500
		Standard carburizing steels

Chemical composition(mass fraction)(wt.%) of the Bearing steel ( SAE 50100 )

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.95-1.10	0.20-0.35	0.25-0.45	0..040	0.040	0.40-0.60
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade Bearing steel ( SAE 50100 )

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)
381 (≥)	112 (≥)	23	34	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	112

Physical Properties of steel grade Bearing steel ( SAE 50100 )

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
42	-	-			0.34	-
126	513	-	34.3	421		-
321	-	32	33.2			341	324

Heat Treatment of steel grade Bearing steel ( SAE 50100 )

Heat treated : 1355°C - 1139°C

Technological Curves of steel grade Bearing steel ( SAE 50100 )

No Curve

Cross Reference Table (Equivalent Grade) of Bearing steel ( SAE 50100 )

Grade	Standard	Country	Application
Q195		China	Engineering and welding
Q215		China	Engineering and welding
Q215 B		China	Engineering and welding
Q235		China	Engineering and welding
Q235 B		China	Engineering and welding
Q235 C		China	Engineering and welding
Q235 D		China	Engineering and welding
Q255 A		China	Engineering and welding
Q255 B		China	Engineering and welding
Q275		China	Engineering and welding
Q235q C		China	Bridge structure with steel
Q235q D		China	Bridge structure with steel
Q345q E		China	Bridge structure with steel
Q345q C		China	Bridge structure with steel
ASTM 1030	ASTM	USA	General use carbon steel bar
UNS G10300	UNS	USA	General use carbon steel bar
ASTM 1005	ASTM	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
ASTM 1006	ASTM	USA	General use carbon steel bar
UNS G10060	UNS	USA	General use carbon steel bar

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