... or copper-clad steel, and be used to make spring pad 1. zinc-based high-strength alloy2. Specifications: ... steel, and be used to make spring pad of elastical metal plastic thrust bearing ,it can meet the required strength ... ,it has the following advantages: 1 high intensity, tensile strength is over 300MPa . 2, good plasticity ... ,Malaysia, TailandTurkey, Pakistan, India. zinc-based high-strength alloy