This is the 8921st most frequent Korean word.
강철규
"강철규" does not have a standard definition in Korean; it appears to be a proper noun or name.
'강철규' refers to steel as a material in this context.
강철규는 매우 단단한 금속이다.
Steel is a very hard metal.
Here '강철규' metaphorically describes someone's strong will.
강철규의 같은 의지를 가지고 있다.
(They) have a will strong like steel.
'강철규' is used to indicate the construction material of the house.