Zibo Baiwang Machinery Co.,Ltd is one of the top level benz brake rotor manufacturers China,Website:://.86baiwang.com, our professional factory is able to produce durable discount benz brake rotor, welcome to contact us.Basic Info.Model NO.:9044230312Type:Brake DiscsMaterial:SteelPosition:RearCertification:ISO/TS16949, SGSClassification:DiscHigh Quality and Balanced Brake Dsics.:264 Max Balanced .Export Markets:GlobalAdditional Info.Trademark:baiwangPacking:Paper Cartons. PalletStandard:SGS. TS16949Origin:Zibo, ChinaHS Code:8708309990Production Capacity:5000tonProduct DescriptionBENZ  BRAKE DISC9044230312Hardness: HBS 200 ;Tensile strength: 215;Microstructure:A BTested :dynamic balance;all our discs done balance.Raw mterial: HT250 grey steel;The specification require the cast iron used in sand cast disc rotors and intergral rotors that are produced for centric part and qualis automotive in a finish machined state.Chemical composition:carbon,Silicon,Manganese,Sulfur,Phosphorus and all other alloys all standardedG3000;ItemstandardsBrake discTensile strength245 N/m MIN268Hardness HB187--241 HB230microstructureA 85% MIN B5%MAXA 92% MIN B 4%MAXDynamic balance Disc260 g-cm  MAX200 g-cmDynamic balance Drum1300 g-cm MAX500 g-cm