Difference between Ductile cast iron and cast iron

Sometimes we wonder: What is ductile iron? What is cast iron? What is white cast iron? What is gray cast iron Difference between Ductile cast iron and cast iron – Gray cast iron



So let’s find out what is cast iron?

Cast iron is an alloy of iron and carbon with a content greater than 2.14%, plus silicon. Cast iron was used by the Chinese as early as the 4th century BC, until the 14th century when Europeans used it.


Classification of cast iron:

Cast iron is classified into several categories, but only the main categories are as follows

1- Cast iron

2- Ductile iron

3- Gray cast iron

4- White cast iron

Sometimes you hear your partner ask you about gangs in general they’re talking about gray cast iron, why is that?

Gray cast iron is simply the cheapest of the above and it is also the most commonly used.



What is the difference between Ductile cast iron and cast iron?

Ductile iron is a kind of ductile iron, malleable, not broken while ductile iron is easily broken. Its composition includes: iron, carbon, silicon, manganese, magnesium, phosphorus … Due to its high ductility, ductile iron is widely used in the automotive industry, plumbing … While Cast Iron is widely used in construction industry.

In 1943, Keith Millis was the first to register the Ductile Cast Iron copyright with the US state. Other documents say ductile iron has been found long ago by others.



Cast iron in valve industry:

In the valve industry, cast iron is used heavily and mainly for hot air valves because of its heat resistance, the commonly used types are: Ductile iron and cast iron.

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