How to use the Steel (Saria) Calculator
- 1 Choose the bar size in sut.
- 2 Enter the length of each bar.
- 3 Enter the number of bars.
- 4 Enter today's rate per kg.
Worked example
Fifty 40 ft bars of 4 sut (12 mm) steel. Each foot weighs about 0.271 kg, so each bar weighs about 10.84 kg. The total is about 542 kg. At Rs 270 per kg, the steel costs about Rs 146,304.
Features
Sut to mm
3 sut 10 mm, 4 sut 12 mm, 5 sut 16 mm, 6 sut 19 mm, 8 sut 25 mm.
Standard formula
Weight per metre = d² ÷ 162.
Cost
Total weight times today's rate.
When to use it
Roof slabs
Estimate saria for a slab.
Columns and beams
Weight of main bars.
Buying steel
Check the weight on a bill.
Comparing quotes
Compare steel quotes per kg.
Frequently asked questions
What is a sut?
A local unit for bar diameter, one eighth of an inch. 4 sut is half an inch, about 12 mm.
How much does a 40 ft bar of 4 sut weigh?
About 10.8 kg.
Which bars are used in houses?
3 and 4 sut for slabs and beams, 5 and 6 sut for columns, as designed by an engineer.
Is saria sold by weight?
Yes. Steel is sold by kilogram or ton, so knowing the weight helps check bills.
What grade should I buy?
Grade 60 deformed bars are common for houses. Buy from reputable mills.
How much steel does a house need?
Roughly 3 to 4 kg per sq ft of covered area, depending on design.
What is the price of saria today?
Steel prices change often with scrap prices and the rupee, so enter the latest rate from local dealers.
Why do bar weights on bills differ?
Rolling tolerances allow small differences from standard weight. Weighing a sample bar helps check.
What is a ton of steel?
1,000 kg. Dealers may also quote per maund (40 kg).
How do I store steel?
Keep it off the ground and covered to prevent rust.
How is steel weight calculated?
Weight in kilograms per metre equals the bar diameter in millimetres squared divided by 162. Multiply by 0.3048 to get kilograms per foot.
What length are bars sold in?
Bars are commonly sold in lengths of about forty feet, although dealers can cut them to size.
How much extra steel should I buy?
Add about five percent for laps, bends and cutting waste.
Can I mix bar brands in one slab?
It is better to use the same grade throughout, as advised by your engineer.
Results are estimates based on the official rates linked above. Confirm important figures with the issuing authority or a qualified adviser before you act on them.
Reviewed by ToolsUnlocked Team · Last updated