IS 808 Angles (ISA): Sizes & Weights

Indian Standard equal and unequal angles to IS 808. 126 sizes from the IS 808 catalog, in kg/m with lb/ft alongside. Deeper reading: Indian Steel Sections (IS 808) Guide.

ISA 20x20 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 20x20x3	0.9	0.6	1.1
ISA 20x20x4	1.1	0.74	1.4

ISA 25x25 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 25x25x3	1.1	0.74	1.4
ISA 25x25x4	1.4	0.94	1.8
ISA 25x25x5	1.8	1.21	2.3

ISA 30x20 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 30x20x3	1.1	0.74	1.4
ISA 30x20x4	1.4	0.94	1.8
ISA 30x20x5	1.8	1.21	2.3

ISA 30x30 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 30x30x3	1.4	0.94	1.8
ISA 30x30x4	1.8	1.21	2.3
ISA 30x30x5	2.2	1.48	2.8

ISA 35x35 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 35x35x3	1.6	1.08	2
ISA 35x35x4	2.1	1.41	2.7
ISA 35x35x5	2.6	1.75	3.3
ISA 35x35x6	3	2.02	3.8

ISA 40x25 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 40x25x3	1.5	1.01	1.9
ISA 40x25x4	1.9	1.28	2.4
ISA 40x25x5	2.4	1.61	3.1
ISA 40x25x6	2.8	1.88	3.6

ISA 40x40 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 40x40x3	1.8	1.21	2.3
ISA 40x40x4	2.4	1.61	3.1
ISA 40x40x5	3	2.02	3.8
ISA 40x40x6	3.5	2.35	4.5

ISA 45x30 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 45x30x3	1.7	1.14	2.2
ISA 45x30x4	2.2	1.48	2.8
ISA 45x30x5	2.7	1.81	3.4
ISA 45x30x6	3.2	2.15	4.1

ISA 45x45 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 45x45x3	2.1	1.41	2.7
ISA 45x45x4	2.7	1.81	3.4
ISA 45x45x5	3.4	2.28	4.3
ISA 45x45x6	4	2.69	5.1

ISA 50x30 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 50x30x4	2.4	1.61	3.1
ISA 50x30x5	3	2.02	3.8
ISA 50x30x6	3.5	2.35	4.5

ISA 50x50 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 50x50x3	2.3	1.55	2.9
ISA 50x50x4	3	2.02	3.8
ISA 50x50x5	3.8	2.55	4.8
ISA 50x50x6	4.5	3.02	5.7

ISA 55x55 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 55x55x5	4.2	2.82	5.4
ISA 55x55x6	5	3.36	6.4
ISA 55x55x8	6.4	4.3	8.2

ISA 60x40 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 60x40x5	3.8	2.55	4.8
ISA 60x40x6	4.5	3.02	5.7
ISA 60x40x8	5.8	3.9	7.4

ISA 60x60 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 60x60x5	4.5	3.02	5.7
ISA 60x60x6	5.4	3.63	6.9
ISA 60x60x8	7	4.7	8.9
ISA 60x60x10	8.6	5.78	11

ISA 65x45 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 65x45x5	4.2	2.82	5.4
ISA 65x45x6	5	3.36	6.4
ISA 65x45x8	6.5	4.37	8.3

ISA 65x65 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 65x65x5	4.9	3.29	6.2
ISA 65x65x6	5.8	3.9	7.4
ISA 65x65x8	7.7	5.17	9.8
ISA 65x65x10	9.4	6.32	12

ISA 70x45 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 70x45x5	4.4	2.96	5.6
ISA 70x45x6	5.2	3.49	6.6
ISA 70x45x8	6.7	4.5	8.5

ISA 70x70 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 70x70x5	5.3	3.56	6.8
ISA 70x70x6	6.3	4.23	8
ISA 70x70x8	8.2	5.51	10.4
ISA 70x70x10	10.1	6.79	12.9

ISA 75x50 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 75x50x5	4.7	3.16	6
ISA 75x50x6	5.7	3.83	7.3
ISA 75x50x8	7.3	4.91	9.3
ISA 75x50x10	9	6.05	11.5

ISA 75x75 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 75x75x5	5.7	3.83	7.3
ISA 75x75x6	6.8	4.57	8.7
ISA 75x75x8	8.9	5.98	11.3
ISA 75x75x10	11	7.39	14

ISA 80x50 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 80x50x6	5.9	3.96	7.5
ISA 80x50x8	7.7	5.17	9.8
ISA 80x50x10	9.4	6.32	12

ISA 80x60 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 80x60x6	6.4	4.3	8.2
ISA 80x60x8	8.3	5.58	10.6

ISA 80x80 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 80x80x6	7.3	4.91	9.3
ISA 80x80x8	9.6	6.45	12.2
ISA 80x80x10	11.8	7.93	15

ISA 90x60 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 90x60x6	6.8	4.57	8.7
ISA 90x60x8	9	6.05	11.5
ISA 90x60x10	11	7.39	14

ISA 90x90 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 90x90x6	8.2	5.51	10.4
ISA 90x90x8	10.8	7.26	13.8
ISA 90x90x10	13.4	9	17.1
ISA 90x90x12	15.8	10.62	20.1

ISA 100x65 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 100x65x6	7.5	5.04	9.6
ISA 100x65x8	9.8	6.59	12.5
ISA 100x65x10	12.1	8.13	15.4

ISA 100x75 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 100x75x6	8	5.38	10.2
ISA 100x75x8	10.5	7.06	13.4
ISA 100x75x10	13	8.74	16.6

ISA 100x100 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 100x100x6	9.2	6.18	11.7
ISA 100x100x8	12.1	8.13	15.4
ISA 100x100x10	14.9	10.01	19
ISA 100x100x12	17.7	11.89	22.5

ISA 110x110 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 110x110x8	13.4	9	17.1
ISA 110x110x10	16.5	11.09	21
ISA 110x110x12	19.7	13.24	25.1

ISA 125x75 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 125x75x8	12.2	8.2	15.5
ISA 125x75x10	15	10.08	19.1

ISA 125x95 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 125x95x8	13.4	9	17.1
ISA 125x95x10	16.6	11.15	21.1
ISA 125x95x12	19.7	13.24	25.1

ISA 130x130 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 130x130x8	15.8	10.62	20.1
ISA 130x130x10	19.7	13.24	25.1
ISA 130x130x12	23.4	15.72	29.8

ISA 150x75 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 150x75x8	13.6	9.14	17.3
ISA 150x75x10	16.8	11.29	21.4
ISA 150x75x12	20	13.44	25.5

ISA 150x115 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 150x115x8	16.2	10.89	20.6
ISA 150x115x10	20	13.44	25.5
ISA 150x115x12	23.8	15.99	30.3

ISA 150x150 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 150x150x10	22.9	15.39	29.2
ISA 150x150x12	27.3	18.34	34.8
ISA 150x150x16	35.8	24.06	45.6
ISA 150x150x20	44.1	29.63	56.2

ISA 200x100 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 200x100x10	22.9	15.39	29.2
ISA 200x100x12	27.3	18.34	34.8
ISA 200x100x16	35.8	24.06	45.6

ISA 200x150 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 200x150x10	26.8	18.01	34.1
ISA 200x150x12	31.9	21.44	40.6
ISA 200x150x16	41.8	28.09	53.2

ISA 200x200 series

Designation	kg/m	lb/ft	Area (cm²)
ISA 200x200x12	36.9	24.8	47
ISA 200x200x16	48.5	32.59	61.8
ISA 200x200x20	60	40.32	76.4
ISA 200x200x25	73.9	49.66	94.1

Areas marked as computed on the individual size pages are derived from the tabulated weight and steel density rather than read from the section table.

Need counts, not just sizes?

Upload a drawing set and SteelFlo puts a box on every steel label it finds — every Indian Standard angle on every page — ready to review and export as a bill of materials.

Start a free takeoff All steel shapes

3 free takeoffsNo credit card requiredAISC + 5 international standards