Steel & Rebar
Structural steel and reinforcement calculators for rebar weight, length, stirrups, beam/column cages, slab mesh, cutting lists, and procurement costs.
Free online Weight Calculators tools.
Angle Iron Weight Calculator
Calculate angle iron weight per meter and total weight for equal or unequal steel angles using the standard trade angle weight formula.
Steel Pipe Weight Calculator
Calculate steel pipe weight per meter and total weight from outer diameter and wall thickness using the standard trade pipe weight formula.
Steel Plate Weight Calculator
Calculate steel plate weight per plate and for a full order quantity using the standard trade shortcut formula based on 7850 kg/m3 steel density.
Steel Weight Calculator
Calculate steel weight in kg and lb for solid rectangular/flat bars and round bars using the standard 7850 kg/m3 steel density.
Free online Structural Reinforcement tools.
Beam Rebar Calculator
Calculate total rebar steel weight for reinforced concrete beams including top hanger bars, bottom tension steel, and shear stirrups.
Column Rebar Calculator
Estimate total reinforcement steel for concrete columns: longitudinal vertical bars with floor lap splices and lateral tie rings.
Slab Rebar Calculator
Calculate total rebar linear footage, weight, and support chairs needed for single or double-mat concrete slab grids.
Stirrup Calculator
Calculate individual cutting lengths and total rebar weight for rectangular and square beam/column stirrups with 135° seismic hooks.
Free online Weight & Length tools.
Rebar Length Calculator
Calculate cutting lengths for straight, L-bend, U-bend, and cranked bent-up bars with hook extensions and bend deductions.
Rebar Quantity Calculator
Determine the total number of rebars, linear footage, and stock bars required across a concrete structural span with clear covers.
Rebar Spacing Calculator
Calculate the number of rebars required for a given on-center spacing, or solve the required spacing for a target bar count across a span.
Rebar Weight Calculator
Calculate total weight in lbs, kg, US tons, and metric tonnes for ASTM #3 through #11 and metric 6mm to 32mm steel rebars.
Free online Costs & Procurement tools.
Rebar Purchase Estimator
Estimate total jobsite rebar procurement packages: master steel mill bundles, 16-gauge tie wire spools, and plastic rebar chair blocks.
Steel Cost Calculator
Calculate delivered rebar and structural steel project costs factoring in mill prices per ton, shop bending fees, and freight delivery.