What kind of iron is an iron pot usually made of?

Iron pots are usually made of pig iron. Pig iron is an iron-carbon alloy with carbon content exceeding 2%. The carbon content of industrial pig iron is generally 2. 1 1%-4.3%, and contains elements such as C, Si, Mn, S, P, etc. It is the product of smelting iron ore in blast furnace. According to the different forms of carbon in pig iron, it can be divided into steelmaking pig iron and casting pig iron.

Iron pot is a traditional kitchen appliance for cooking food. Generally, it does not contain toxic substances, but it is often oxidized in water. The main varieties of iron pots are printing pots, ear pots, flat pots, oil pots and pancake pots. The main component is iron, but also contains a small amount of sulfur, phosphorus, manganese, silicon, carbon and so on.