常用工字鋼尺寸規格表　GB／T706～1988熱軋工字鋼理論重量表

常用工字鋼尺寸規格表　GB／T706～1988熱軋工字鋼理論重量表

熱軋工字鋼（GB／T706～1988）

型號	尺  寸/mm						截面面積 /em2	理論質量/(kg/m)	參考數值
									X-X				Y-Y
	h	b	d	t	r	r1
									1x/cm4	Wx/cm3	ix/cm	Ix:Sx	Iy/cm4		Wy/cm3	iy/cm
10	100	68	4.5	7.6	6.5	3.4	14.345	11.261	245	49	4.14	8.59	33.0		9.72	1.52
12.6	126	74	5.0	8.4	7.0	3.5	18.118	14.223	488	77.5	5.20	10.8	46.9		12.7	1.61
14	140	80	5.5	9.1	7.5	3.8	21.516	16.890	712	102	5.76	12.0	64.4		16.1	1.73
16	160	88	6.0	9.9	8.0	4.0	26.131	20.513	1130	141	6.58	13.8	93.1		21.2	1.89
18	180	94	6.5	10.7	8.5	4.3	30.756	24.143	1660	185	7.36	15.4	122		26.0	2.00
20a	200	100	7.0	11.4	9.0	4.5	35.578	27.929	2370	237	8.15	17.2	158		31.5	2.12
20b	200	102	9.0	11.4	9.0	4.5	39.578	31.069	2500	250	7.96	16.9	169		33.1	2.06
22a	220	110	7.5	12.3	9.5	4.8	42.128	33.070	3400	309	8.99	18.9	225		40.9		2.31
22b	220	112	9.5	12.3	9.5	4.8	46.528	36.524	3570	325	8.78	18.7	239		42.7		2.27
25a	250	116	8.0	13.0	10.0	5.0	48.541	38.105	5020	402	10.2	21.6	280		48.3		2.40
25b	250	118	10.0	13.0	10.0	5.0	53.541	42.030	5280	423	9.94	21.3	309		52.4		2.40
28a	280	122	8.5	13.7	10.5	5.3	55.404	43.492	7110	508	11.3	24.6	345		56.6		2.50
28b	280	124	10.5	13.7	10.5	5.3	61.004	47.888	7480	534	11.1	24.2	379		61.2		2.49
32a	320	130	9.5	15.0	11.5	5.8	67.156	52.717	11100	692	12.8	27.5	460		70.8		2.62
32b	320	132	11.5	15.0	11.5	5.8	73.556	57.741	11600	726	12.6	27.1	502		76.0		2.61
32c	320	134	13.5	15.0	11.5	5.8	79.956	62.765	12200	760	12.3	26.8	544		81.2		2.61
型號	尺  寸/mm						截面面積 /em2	理論質量/(kg/m)	參考數值
									X-X				Y-Y
	h	b	d	t	r	r1
									1x/cm4	Wx/cm3	ix/cm	Ix:Sx	Iy/cm4		Wy/cm3	iy/cm
36a	360	136	10.0	15.8	12.0	6.0	76.480	60.037	15800	875	14.4	30.7	552		81.2		2.69
36b	360	138	12.0	15.8	12.0	6.0	83.680	65.689	16500	919	14.1	30.3	582		84.3		2.64
36c	360	140	14.0	15.8	12.0	6.0	90.880	71.341	17300	962	13.8	29.9	612		87.4		2.60
40a	400	142	10.5	16.5	12.5	6.3	86.112	67.598	21700	1090	15.9	34.1	660		93.2		2.77
40b	400	144	12.5	16.5	12.5	6.3	94.112	73.878	22800	1140	15.6	33.6	692		96.2		2.71
40c	400	146	14.5	16.5	12.5	6.3	102.112	80.158	23900	1190	15.2	33.2	727		99.6		2.65
45a	450	150	11.5	18.0	13.5	6.8	102.446	80.420	22200	1430	17.7	38.6	855		114		2.89
45b	450	152	13.5	18.0	13.5	6_8	111.446	87.485	33800	1500	17.4	38.0	894		118		2.84
45c	450	154	15.5	18.0	13.5	6.8	120.446	94.550	35300	1570	17.1	37.6	938		122		2.79
50a	500	158	12.0	20.0	14.0	7.0	119,304	93.654	46500	1860	19.7	42.8	1120		142		3.07
50b	500	160	14.0	20.0	14.0	7.0	129.304	101.504	48600	1940	19.4	42.4	1170		146		3.01
50c	500	162	16.0	20.0	14.0	7.0	139.304	109.354	50600	2080	19.0	41.8	1220		151		2.96
56a	560	166	12.5	21.0	14.5	7.3	135.435	106.316	65600	2340	22.0	47.7	1370		165		3.18
56b	560	168	14.5	21.0	14.5	7.3	146.635	115.108	68500	2450	21.6	47.2	1490		174		3.16
56c	560	170	16.5	21.0	14.5	7.3	157.835	123.900	71400	2550	21.3	46.7	1560		183		3.16
63a	630	176	13.0	22.0	15.0	7.5	154.658	121.407	93900	2980	24.5	54.2	1700		193		3.31
63b	630	178	15.0	22.0	15.0	7.5	167.258	131.298	98100	3160	24.2	53.5	1810		204		3.29
63c	630	180	17.0	22.0	15.0	7.5	179.858	141.189	102000	3300	23.8	52.9	1920	214			3.27
12①	120	74	5.0	8.4	7.0	3.5	17.818	13.987	436	72.7	4.95	10.3	46.9	12.7			1.62
24a①	240	116	8.0	13.0	10.0	5.0	47.741	37.477	4570	381	9.77	20.7	280	48.4			2.42
24b①	240	118	10.0	13.0	10.0	5.0	52.541	41.245	4800	400	9.57	20.4	297	50.4			2.38
27a①	270	122	8.5	13.7	10.5	5.3	54.554	42.825	6550	485	10.9	23.8	345	56.6			2.51
27b①	270	124	10.5	13.7	10.5	5.3	59.954	47.064	6870	509	10.7	22.9	366	58.9			2.47
30a①	300	126	9.0	14.4	11.0	5.5	61.254	48.084	8950	597	12.1	25.7	400	63.5			2.55
30b①	300	128	11.0	14.4	11.0	5.5	67.254	52.794	9400	627	11.8	25.4	422	65.9			2.50
30c①	300	130	13.0	14.4	11.0	5.5	73.254	57.504	9850	657	11.6	25.0	445	68.5			2.46
55a①	550	168	12.5	21.0	14.5	7.3	134.185	105.335	62900	2290	21.6	46.9	1370	164			3.19
55b①	550	168	14.5	21.0	14.5	7.3	145.185	113.970	65600	2390	21.2	46.4	1420	170			3.14
55c①	550	170	16.5	21.0	14.5	7.3	156.185	122.605	68400	2490	20.9	45.8	1480	175			3.08