carbon
Steel is made by mixing iron with carbon. The iron is melted with intense heat and then mixed with carbon. It can them be molded into knives, tools, or many other common things.
The basic matetrials were steel and concrete.
Mainly re-enforced concrete (concrete that's been set around steel rods). The cables are made from many long strands of steel.
Concrete- I remember when concrete nails were made of a forged tungsten steel.
i think but am not entirely sure that it is made from steel bars and concrete
The stadium is made out of concrete and steel.
threads are made by high carbon steel and high speed steel. the body of die made by steel and carbon steel
Steel is used for its high tensile strength and the concrete is used for its high compression strength.
The ANZAC Bridge in Sydney is made of structural steel, steel cable and concrete
Steel and concrete.
Steel and concrete.
It is made of steel and concrete.