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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 Standard Country Application
Steel GradesCarbon 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
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)
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 )

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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