Diameter 12.7mm thickness 0.6mm titanium tube how to test its material and identification methods
See the color, titanium tube appearance of the color was light gray, light refraction is not strong.
Weigh the weight: titanium density of 4.506-4.516 g / cubic centimeter, slightly larger than aluminum, take in the hands of relatively light
Spark: Most of the metal polished on the grinder is red or dark red, and titanium sparks are white (similar to the color of the fluorescent lamp), which is very important,
