槽钢 (KS D 3502:2016 JIS G 3192:2008)

槽钢，也称为U型钢，是一种截面为U形的结构钢梁。它由两个通过单个腹板连接的平行法兰组成。 U 型钢因其多功能性和易用性而常用于建筑和制造。

Designation	Unit Weight (kg/m)	Standard Sectional Dimension (mm)				Sectional Area (cm²)
	Unit Weight (kg/m)	Standard Sectional Dimension (mm)				Sectional Area (cm²)
	G	t ₁	t ₂	r ₁	r ₂	A
75x40	6.92	5	7	8	4	8.818
100x50	9.36	5	7.5	8	4	11.92
125x65	13.4	6	8	8	4	17.11
150x75	18.6	6.5	10	10	5	23.71
150x75	24	9	12.5	15	7.5	30.59
180x75	21.4	7	10.5	11	5.5	27.2
200x80	24.6	7.5	11	12	7	31.33
200x90	30.3	8	13.5	14	6	38.65
250x90	34.6	9	13	14	7	44.07
250x90	40.2	11	14.5	17	8.5	51.17
300x90	38.1	9	13	14	7	48.75
300x90	43.8	10	15.5	19	9.5	55.75
300x90	48.6	12	16	19	9.5	61.9
380x100	54.5	10.5	16	18	9	69.39
380x100	62	13	16.5	18	9	78.96
380x100	67.3	13	20	24	12	85.71

Designation	Unit Weight (kg/m)	Standard Sectional Dimension (mm)				Sectional Area (cm²)
	Unit Weight (kg/m)	Standard Sectional Dimension (mm)				Sectional Area (cm²)
	G	t ₁	t ₂	r ₁	r ₂	A
75x40	6.92	5	7	8	4	8.818
100x50	9.36	5	7.5	8	4	11.92
125x65	13.4	6	8	8	4	17.11
150x75	18.6	6.5	10	10	5	23.71
150x75	24	9	12.5	15	7.5	30.59
180x75	21.4	7	10.5	11	5.5	27.2
200x80	24.6	7.5	11	12	7	31.33
200x90	30.3	8	13.5	14	6	38.65
250x90	34.6	9	13	14	7	44.07
250x90	40.2	11	14.5	17	8.5	51.17
300x90	38.1	9	13	14	7	48.75
300x90	43.8	10	15.5	19	9.5	55.75
300x90	48.6	12	16	19	9.5	61.9
380x100	54.5	10.5	16	18	9	69.39
380x100	62	13	16.5	18	9	78.96
380x100	67.3	13	20	24	12	85.71

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