OEM No.:3014210701Min Order:16 Piece/Pieces orderFOB Price:USD 26~50 Piece/PiecesSummary:Truck brake drum1. Material:Gray iron HT250/GG252. Weight:20-85kg3. Price:35-65 USD4. C:3.0-3.3% Si:1.6-1.9% Mn:0.7-0.9% P<0.12% S<0.12%5. Degree of hardness:163-255HBS6. Testing rod tensile strength>=220mpa7. Surface: Wear resisting 8. Paint: Antir