The opt for of the optimal steel grade amongst 30CrMo4, 42CrMo4, and 25CrMo4 heavily depends on the defined application requirements. 30CrMo4 possesses remarkable hardenability and fatigue resistance, making it appropriate for applications involving high loads. 42CrMo4, on the other hand, boasts greater strength and toughness, leading its popularit… Read More