Product Description Technology: Powder Metallurgy Surface Treatment: Quenching, Polishing Material Standard: MPIF 35, DIN 30910, JIS Z2550 Density: 6.2 - 7.1 g/cm3 Macro Hardness: 45-80 HRA Tensile Strength: 1650 Mpa Ultimate Yield Strength(0.2%): 1270 Mpa Ultimate Size: Customized Size Package: customized or PE bag/bubble bag/carton/pallet Customized complex structure powder metallurgy gears, density, technical requirements are fully customized. Powder metallurgy OEM gears containing: ring gear, big size internal ring gear, inner ring gear,Excavator ring gear, excavator gear, excavator planetary gear, excavator sun gear, excavator swing gears, automotive ring gears, industrial ring gear, external ring gears, large ring gear, bull ring gears, large diameter ring gears, special gear, transmission gear, gear wheel, worm gear, helical gears, spur gears, bevel gears, ring gear, internal ring gear, ring gear for cement mixer and so on. Powder metallurgy Parts: