While 金属 (jīnshǔ) is primarily a scientific and material term, its core character, 金 (jīn), holds deep cultural weight as one of the Five Elements (五行 - Wǔ Xíng). In this system, Metal (金) is not just a substance but a fundamental force or phase. It is associated with:
In Chinese philosophy, the Metal element can be both productive (it creates Water, as in condensation forming on a metal surface) and destructive (it cuts Wood). This contrasts with the Western view, where “metal” is largely confined to alchemy (turning lead into gold) or modern science (chemistry and physics). In China, Metal is woven into the fabric of cosmology, medicine, and fortune-telling, representing a fundamental type of energy that influences everything from personality to the changing of seasons.
This is the most common usage. It's used to describe what things are made of.
金属 is the standard technical term in fields like chemistry, engineering, and manufacturing.
The term 重金属 (zhòngjīnshǔ), literally “heavy metal,” has two key meanings that are distinguished by context.