Process and phase change temperature of capillary melting and casting of titanium alloy

2024-10-22 09:12:00 PM

Titanium alloy has high strength, tensile strength up to 450MPa, low density, density of 4.5g/cm³, good corrosion resistance, stable performance in a variety of corrosive media. The yield strength of the alloy is 300MPa and the elongation is 25%. Suitable for aerospace, chemical and other collar. The melting process of titanium alloy is the key to producing high quality titanium materials. Common melting methods include vacuum consumable arc furnace melting and electron beam melting.

Vacuum consumable electric arc furnace melting: This method is carried out in a vacuum environment, through the arc heating to melt the titanium ingot, and then by gravity casting molding. Its main advantage is that it can effectively remove the gas and inclusions in titanium alloys and improve the purity of the material. Electron beam melting: Electron beam melting is in a high vacuum environment, the use of high-energy electron beam bombarded titanium ingot, so that it is melted. This method has higher purity and lower inclusion content.

The phase transition temperature of titanium alloy refers to the temperature at which it transitions from α phase to β phase. Since TA1 titanium alloy belongs to industrial pure titanium, its phase transition temperature is high, generally around 882°C. This temperature is of great significance for controlling the processing and performance of TA1 titanium alloy. Titanium alloy national standard capillary tube has excellent performance, and its melting and casting process directly affects the quality and application effect of the material. High purity TA1 titanium alloy can be obtained by vacuum consumable arc furnace melting and electron beam melting. High precision capillary products can be prepared by hot extrusion and cold rolling. Understanding the phase transition temperature of TA1 titanium alloy is helpful to control the processing technology reasonably in practical applications and ensure the stability and reliability of material properties.

Tag: Titanium alloy

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