4 tons of boilers need to cast

How to Calculate Furnace Tonnage | Hunker

Divide the result from Step 4 by 12000 to determine the tonnage requirement of the furnace. In the example you would divide 35000 by 12000 and get 2.92. This home would require a furnace that has a tonnage of approximately 3.

Learn More

How to Calculate Furnace Tonnage | Hunker

Divide the result from Step 4 by 12000 to determine the tonnage requirement of the furnace. In the example you would divide 35000 by 12000 and get 2.92. This home would require a furnace that has a tonnage of approximately 3.

Learn More