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Steel Cost Calculator
Steel cost is driven by weight, unit price per kilogram, and waste for offcuts and fabrication. This calculator also supports labor cost for cutting, bending, and placing steel.
What Is Steel Cost?
Steel cost estimates the total material and labor expense for a structural steel project, calculated from steel weight, price per kg, and a waste allowance. Adding labor covers cutting, bending, welding, and placing steel bars or sections.
Formula: Weight x Price per unit x (1 + Waste%)
Example
Formula: Weight x Price per unit x (1 + Waste%) = 1200 kg x 0.80 per kg x (1 + 3%) = 988.80
Enter steel weight, unit price, and waste percentage to estimate cost.
Tip: Add a small waste percentage for offcuts.
Step-by-step calculation
- Enter steel weight and unit price.
- Add a waste percentage.
- Calculate the total cost.
How this is calculated
Cost = steel weight times price per kg, with 3–5% allowance for offcuts and wastage.
Sources: IS 1786 (Steel for Reinforcement of Concrete).
FAQ
- How do I calculate steel cost by hand?
- Multiply weight by price per kg, then by (1 + waste%). Add labor if needed.
- What is the formula for steel cost?
- Cost = Weight x Price per kg x (1 + Waste%). Example: 1200 kg x 0.80 x 1.03 = 988.80.
- Steel cost vs rebar cost
- Steel cost covers general steel; rebar cost is specific to reinforcement bars.
- What units should I use?
- Use kg for weight and per kg for price.
- Does this include fabrication?
- No, material cost only. Add fabrication as labor if needed.