표준단면치수 Standard Sectional Dimension (mm)			단위중량 Unit Weight (㎏/m)	단면적 Sectional Area(㎠)	단면계수 Modulus of Section (㎠)
HxB	t¹	t²	W	A	Zx	Zy
100x75	3.2	4.5	7.6	9.66	34.8	8.5
100x100	3.2	4.5	9.35	11.91	45.1	15
100x100	6.0	9.0	18.0	22.92	83	30
125x75	3.2	4.5	8.21	10.46	46	8.5
125x100	3.2	4.5	9.98	12.71	59	15
125x125	6.0	9.0	22.7	28.92	131	47
150x75	3.2	4.5	9.01	11.26	57.6	8.45
150x75	5.0	7.0	13.6	17.30	85.6	13.2
150x100	3.2	4.5	10.8	13.51	73.5	15.0
150x100	3.2	6.0	12.9	16.42	92.3	20.0
150x100	6.0	9.0	20.3	25.92	138	30.1
150x150	3.2	6.0	17.6	22.42	134	45.0
150x150	6.0	9.0	27.4	34.92	195	68
175x90	3.2	4.5	10.7	13.41	81.2	12.2
200x100	3.2	4.5	12	15.11	105	15
200x100	3.2	6.0	14.3	18.02	131	20
200x150	3.2	4.5	15.6	19.61	148	33.8
200x150	3.2	6.0	18.9	24.02	187	45
200x150	4.5	6.0	20.8	26.46	194	45
200x150	6.0	9.0	29.8	37.92	277	67.6
200x200	6.0	9.0	36.8	46.92	359	120
250x100	3.2	4.5	13.1	16.71	138	15
250x100	4.5	9.0	22.3	28.44	247	30
250x125	3.2	4.5	15.1	18.96	166	23.5
250x125	4.5	6.0	20.3	25.71	219	31.3
250x125	4.5	9.0	25.9	32.94	299	46.9
250x150	3.2	4.5	16.7	21.21	193	33.8
250x150	4.5	6.0	22.5	28.71	255	45.0
250x150	4.5	9.0	29.4	37.44	351	67.5
250x175	6.0	9.0	35.7	45.22	416	92.0
250x250	6.0	9.0	46.3	58.92	579	187.5
300x150	3.2	4.5	17.9	22..81	240	33.8
300x150	4.5	6.0	24.5	30.96	319	45.0
300x150	4.5	9.0	31.2	39.69	437	67.5
300x150	6.0	9.0	34.5	43.92	456	67.6
300x175	4.5	6.0	26.7	33.96	362	61.0
300x175	4.5	9.0	34.7	44.19	501	91.9
300x200	6.0	9.0	41.5	52.92	583	120.0
300x300	6.0	9.0	55.7	70.92	837	270.0
350x175	4.5	6.0	28.6	36.21	438	61.3
350x175	4.5	9.0	36.5	46.44	602	91.9
350x175	6.0	9.0	40.4	58.42	628	92.0
350x200	6.0	9.0	43.9	55.92	703	120.0
400x200	4.5	9.0	41.8	53.19	793	120.0
400x200	6.0	9.0	46.3	58.19	827	120.0
400x300	6.0	9.0	60.4	76.92	1,172	270.0
450x200	4.5	9.0	43.5	55.44	912	120.0
450x300	6.0	9.0	62.7	79.92	1,346	270.0
450x300	9.0	10.0	77.5	98.70	1,556	300.0