Automobile Series
Down
ABS Braking System
Material
70#, SUJ2, 45#, 40Cr, X46Cr13, 42CrMo
Outer diameter tolerance
0.005mm
Surface roughness
Ra 0.4
Runout
0.01mm
Roundness
0.003mm
Heat treatment
overall quenching, high-frequency quenching
Surface treatment
chemical nickel plating, nitriding
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