Indian Standard Bulb Angle

ISBA 250_1 ( Indian Standard Bulb Angle )

Bulb Angle

Weight / meter

34.90 kg/m

76.94054 lbs/m

Weight / feet

10.63752 kg/ft

23.4517181 lbs/ft

Property	Value
Name	ISBA 250_1
Common Name	Indian Standard Bulb Angle 250
Angle Type	E
Size (h)	250
Size (b)	90
Size (hxb)	250x90
Thickness (t _w)	11.00 mm
Thickness (t _f)	11.00 mm
Sectional Area (a)	44.41 cm²
Weight (w)	34.90
Centre of Gravity (C _xx)	12.07 mm
Centre of Gravity (C _yy)	1.78 mm
Distance of Extreme Fibre (E _xx)	12.93 mm
Distance of Extreme Fibre (E _yy)	7.22 mm
tan α	0.080

Property	Value
Moment of Inertia (I _xx)	3683.40 cm⁴
Moment of Inertia (I _yy)	188.00 cm⁴
Moment of Inertia (I _uu)	3703.00 cm⁴
Moment of Inertia (I _vv)	168.40 cm⁴
Radius of Gyration (R _xx)	9.11 cm
Radius of Gyration (R _yy)	2.06 cm
Radius of Gyration ( R_uu)	9.13 cm
Radius of Gyration ( R_vv)	1.95 cm
Modulus of Section (Z _xx)	284.80 cm³
Modulus of Section (Z _yy)	26.00 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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