c-purlin
width height(H1) height(H2) thickness
50 100 20 2
tubular steel
width length
1in=25mm 25 50
25 100
I-Beam
width length thickness Flange area(sq.mm)
200 200 25 10000
Angle Bar
width length thickness Flange area(sq.mm)
100 100 2.5 250
G.I Pipe
Diameter Thickness outside area (sq.mm) inside area (sq.mm)
100 25 7850 4415.625
50 25 1962.5 490.625
length*thickness(sq.mm) (H1-2*thickness)*thickness (sq.mm) (H2-thickness)*thickness(sq.mm)
100 192 36
sag rod
diameter (mm) (dia.*dia.) (sq.mm) pie/4
12 144 0.785
10 100 0.785
outside area (sq.mm) thickness(mm) inside area (sq.mm)
1250 1.5 1034
2500 1.5 2134
Web Area(sq.mm) cross-sec. area (sq.mm) in sq.m
3750 13750 0.01375
Web Area(sq.mm) cross-sec. area (sq.mm) in sq.m
243.75 493.75 0.00049375
cross-sec. area (sq.mm) in sq.m
3434.375 0.003434375
1471.875 0.001471875
cross-sec. area (sq.mm) in sq.m
328 0.000328
cross-sec. area (sq.mm) in sq.m
113.04 0.00011304
78.5 7.85E-05
cross-sec. area (sq.mm) in sq.m
216 0.000216
366 0.000366