1.Diameter [mm] 297 2.Brake Disc Thickness [mm] 18 3.Height [mm] 45 4.Rim Hole Number 5 5.Car Make:GM 1.USED IN VEHICLEGM 2 .BRAKE ROTOR, BRAKE DRUM'S TECHNOLOGY PARAMETER: 1.CASTING SIGN: HT250/G30002.CHEMICAL COMPOSITION(%):C:3.1~3.4 Si:1.9~2.3 Mn: 0.6~0.93.METALIC-PHOTOGRAPHE:PEARLITE >95%CEMENTITE <1% AGRAPHIT >85%4.MECHNICAL PROPERTY: TENSILE STRENGTH>210N/mm25.HARDNESS: 187~241 HI-TECH !!! ...
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