'''Disclaimer: The ratio above is only for calculation only. The real value may vary.'''
<br><br><br><br> {{Fac Ratio|Steel mill|4/7|Coal mine|1/7|Iron mine|ratio=
1 [[Iron mine]] : 1 [[Coal mine]] : 1 [[Steel mill]]<br>
1 [[Iron mine]] : 1.75 [[Steel mill]]<br>
1 [[Coal mine]] : 7 [[Steel mill]]<br>
|fully=4 Coal mine and 1 Iron mine|fullynum=7}}
== Related facilities ==
'''As construction material'''