Titanium and titanium alloy fasteners, have good strength, hardness, low density, light weight, high temperature resistance, low temperature resistance, good mechanical performance, good corrosion resistance, no magnetic nontoxic, good heat transfer performance. At the same time, memory, superconductivity. Hydrogen storage performance is very outstanding, the products are widely used in: navigation, aerospace, vacuum salt making, automobile industry, medical and sports, papermaking, textile industry, power industry, metallurgical industry, the chlor-alkali industry, fertilizer industry, seawater desalination industry. Live watch shell production, computer and spare parts production.