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→ Angles → ISA 40x25x4

ISA 40x25x4

Indian Standard Unequal Leg Angle per IS 808 : 1989 — legs 40x25mm, thickness 4mm, weight 1.9 kg/m.

IS 808 : 1989·Hot Rolled·1.9 kg/m·Equal Leg

Cross Section

Y Y Z Z a = 40 b = 25 t = 4 Cx = 13.3 R1 = 4.5 ISA 40x25x4 IS 808 : 1989 — Equal Angle All dimensions in mm
Proportionally accurate · R1 root fillet · Centroid shown · IS 808 : 1989
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Key Dimensions

40mm
Leg A
25mm
Leg B
4mm
Thickness (t)
4.5mm
Root Radius (R1)
2.3mm
Toe Radius (R2)
1.9kg/m
Weight
243mm2
Area
13.3mm
Centroid Cx
6.2mm
Centroid Cy

Sectional Properties

PropertyAbout X-X AxisAbout Y-Y Axis
Moment of Inertia (I)21500 mm46000 mm4
Elastic Section Modulus (Z)770 mm3350 mm3
Radius of Gyration (r)9.4 mm5.0 mm
Centroid from HeelCx = 13.3 mmCy = 6.2 mm

Available Grades (IS 2062 : 2011)

GradeYield (MPa)UTS (MPa)Elong.Application
E250 (Fe 410W)25041023%General construction
E275 (Fe 440)27544022%Commercial buildings
E350 (Fe 490)35049022%Heavy industrial, bridges
E410 (Fe 540)41054020%Heavy structural, offshore

Applicable Standards

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