Steel calculators
Quick, free calculators for the numbers that come up on every steel job - weights, cut lists, coatings, stairs, guarding and loads. Send any result straight into a quote.
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Steel beam weight calculator
Weight of UB, UC and PFC sections by length and quantity, with the section size explained.
Open calculatorSteel plate weight calculator
Weight of steel plates, base plates and brackets, with bolt holes deducted.
Open calculatorHollow section weight calculator
Approximate weight of square, rectangular and circular steel tube.
Open calculatorFlat and round bar weight calculator
Weight of flat, round and square steel bar for metalwork and railings.
Open calculatorStaircase calculator
Risers, rise, going, pitch and stringer length, checked against Part K.
Open calculatorBalustrade spacing calculator
Posts, balusters and gaps for a run of guarding, checked against the 100 mm rule.
Open calculatorMezzanine load calculator
Floor area and total load for a planned mezzanine floor.
Open calculatorSteel weight schedule builder
List every member to get the total weight and tonnage of a package.
Open calculatorSteel unit converter
Length, mass, force and load units used on steel drawings.
Open calculatorCut-list optimiser
How many stock bars you need, how to cut them, and the waste.
Open calculatorCoating area calculator
Surface area to paint, galvanise or fire-protect, per metre and per tonne.
Open calculatorPaint quantity calculator
Litres and tins of paint from area, film thickness and volume solids.
Open calculatorDelivery vehicle planner
Which lorry, how many loads and how to offload, from weight and length.
Open calculatorEmbodied carbon estimator
Tonnes CO2e for your steel, from ICE factors or the supplier's EPD.
Open calculatorFillet weld calculator
Leg to throat size, weld metal weight and wire or rods needed.
Open calculatorBolt, hole and spacing guide
Hole sizes, minimum edge distances and pitch, and bolt length.
Open calculatorAngle and gradient calculator
Angle, 1:x gradient, cut angles and Part M ramp checks.
Open calculatorSteel section finder
Search UB, UC and PFC sizes by depth, width and weight.
Open calculatorParts per sheet calculator
How many parts fit on a sheet, sheets needed and material used.
Open calculatorSteelwork programme planner
Indicative dates for drawings, fabrication, finishing and delivery.
Open calculatorBeam depth rule of thumb
Rough beam depth from the span, for early planning of ceilings.
Open calculatorGate weight and hinge calculator
Weight of a steel gate leaf and the hinge rating to look for.
Open calculatorFrequently asked questions
Yes, all of them, with no sign-up.
They are for planning and estimating. Structural design must be done by a qualified engineer.
Ready to price your steel?
Send your drawings or describe the job. You'll have a competitive, no-obligation quotation within 48 hours.