1 Nirjharâs interest is to know different technology and process engineering. 2  Raw iron is found in earthâs crust, as an ore. 3  Iron ore mostly found as Fe 2 O 3 (the form of iron oxide found as the mineral hematite). 4  At present, blast furnace is most commonly used furnace to produce iron.
The weight of a railroad tie depends on their size and specifications. They can range anywhere from 100 to 300 pounds.
How much does a cubic yard of lead weigh?   A cubic foot of lead weighs 321 kgs or 708 lbs at room temp. There are 27 cubic feet in a cubic yard, therefore, a cubic yard of lead weighs 8,667 kgs or 19,116 lbs atâ¦ room temp.