Indian Standard Bulb Angle

ISBA 250_2 ( Indian Standard Bulb Angle )

Bulb Angle

Weight / meter

39.20 kg/m

86.42032 lbs/m

Weight / feet

11.94816 kg/ft

26.3411848 lbs/ft

Property	Value
Name	ISBA 250_2
Common Name	Indian Standard Bulb Angle 250
Angle Type	E
Size (h)	250
Size (b)	90
Size (hxb)	250x90
Thickness (t _w)	13.00 mm
Thickness (t _f)	12.00 mm
Sectional Area (a)	49.96 cm²
Weight (w)	39.20
Centre of Gravity (C _xx)	11.99 mm
Centre of Gravity (C _yy)	1.81 mm
Distance of Extreme Fibre (E _xx)	13.01 mm
Distance of Extreme Fibre (E _yy)	7.19 mm
tan α	0.072

Property	Value
Moment of Inertia (I _xx)	4006.40 cm⁴
Moment of Inertia (I _yy)	204.70 cm⁴
Moment of Inertia (I _uu)	4026.30 cm⁴
Moment of Inertia (I _vv)	184.80 cm⁴
Radius of Gyration (R _xx)	8.96 cm
Radius of Gyration (R _yy)	2.02 cm
Radius of Gyration ( R_uu)	8.98 cm
Radius of Gyration ( R_vv)	1.92 cm
Modulus of Section (Z _xx)	308.00 cm³
Modulus of Section (Z _yy)	28.50 cm³
Radius at Root (R ₁)	13.50 mm
Radius at Toe (R ₂)	6.50 mm
Radius at Corners (R ₃)	10.00 mm
Slop of Flange (D)	33.00 mm

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Bulb Angle

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