Iron – based powder metallurgy fuel injection pump sprocket

Description: This fuel injection pump sprocket has four countertops, made of powder metallurgy copper-nickel steel, with a density of 6.9g /cm³ for diesel fuel injection pumps. Chain tensile strength of 544MPa,Yield strength of 379MPa, fatigue and durability limit of 234MPa. The sprocket has a double tooth diameter, the shape is very complicated. Follow-up operations require cutting and heat treatment of gears.