UPN – tapered-flange channels

UPN 400

Standard: EN 10365:2017Source: Geometry: Steel Section Database (MIT) — calculated properties (exact engine)
xybf = 110d = 400tf = 18tf = 18tw = 14tw = 14
Cross-section, to scaledimensions in mm

Dimensions

Depthd
400mm
Flange widthbf
110mm
Web thicknesstw
14mm
Flange thicknesstf
18mm
Root radiusr1
18mm
Toe radiusr2
9mm

Mass and area

Mass per lengthm
71.82kg/m
Cross-sectional areaA
9,149mm²
Outside perimeterP
1,182mm

Strong axis x–x

Moment of inertiaIx
203.510⁶ mm⁴
Elastic section modulusSx
1,01810³ mm³
Plastic section modulusZx
1,23610³ mm³
Radius of gyrationrx
149.2mm

Weak axis y–y

Moment of inertiaIy
8.51110⁶ mm⁴
Elastic section modulusSy
102.310³ mm³
Plastic section modulusZy
192.610³ mm³
Radius of gyrationry
30.5mm

Centers

Centroidx̄
26.78mm

Equivalents in other standards