UB · Universal Beams

530UB82.0

530UB82.0 Universal Beam

  • AS/NZS 3679.1:2016
  • Design: AS 4100:2020
  • Unverified
Weight Surface area Equivalents XML
Mass82.44kg/m
A10,502mm²
Ix476.95910⁶ mm⁴
Zx1,806.710³ mm³
530UB82.0 cross-section
Cross-section drawn to scale from nominal dimensions. Cross-hair marks the centroid.

Dimensions

ParameterSymbolValueUnitData
Depthd528.0mmU
Flange widthbf209.0mmU
Flange thicknesstf13.2mmU
Web thicknesstw9.6mmU
Root radiusr114.0mmU

Section Properties

ParameterSymbolValueUnitData
General
Mass per metre mass82.44kg/mC
Gross area A10,502mm²C
About x-axis (major)
Second moment of area Ix Ix476.95910⁶ mm⁴C
Elastic section modulus Zx (min) Zx1,806.710³ mm³C
Plastic section modulus Sx Sx2,065.910³ mm³C
Radius of gyration rx rx213.1mmC
About y-axis (minor)
Second moment of area Iy Iy20.13310⁶ mm⁴C
Elastic section modulus Zy (min) Zy192.710³ mm³C
Plastic section modulus Sy Sy301.210³ mm³C
Radius of gyration ry ry43.8mmC
Torsion & warping
Torsion constant JApproximate thin-walled value, fillets neglected J0.46810⁶ mm⁴C
Warping constant IwIy·(d−tf)²/4 Iw1,333.9310⁹ mm⁶C
Surface area
External surface area extArea1.849m²/mC

Nominal designation mass 82.00 kg/m; calculated 82.44 kg/m (+0.5%).

Steel Grades

GradeStandard fy MPafu MPa NoteData
300 AS/NZS 3679.1:2016 300 440 Typical grade supplied – confirm availability with supplier U

Strengths shown for governing thickness t = 13.2 mm. Density 7850 kg/m³, E = 200 000 MPa.

Source & Verification

Source publisher
Pending verification – nominal dimensions entered by the application developer
Source document
AS/NZS 3679.1:2016 Structural steel – Hot-rolled bars and sections
Edition
2016
Publication year
2016
Page reference
—
Last updated
2026-10-12
Verification status
Unverified

Nominal dimensions require verification against the current edition of the product standard and the manufacturer catalogue before design use. Properties are calculated by this application from the nominal dimensions.

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