Round steel diameter and square steel side length and theoretical weight table

Round steel diameter and square steel side length and theoretical weight table round steel diameter and square steel side length and theoretical weight table

Table 1-1

Round steel diameter d square steel side length a (mm)	Theoretical weight (kg/m)			Round steel diameter d square steel side length a (mm)	Theoretical weight (kg/m)			Round steel diameter d square steel side length a (mm)	Theoretical weight (kg/m)
	Round steel	Square steel			Round steel	Square steel			Round steel	Square steel
5.5	0.186	0.237		*27	4.49	5.72		*68	28.51	36.30
6	0.222	0.238		28	4.83	6.15		70	30.21	38.47
6.5	0.260	0.332		*29	5.18	6.60		75	34.86	44.16
7	0.302	0.385		30	5.55	7.06		80	39.46	50.24
8	0.395	0.502		*31	5.93	7.54		85	44.55	56.72
9	0.499	0.636		32	6.31	8.04		90	49.94	63.59
10	0.617	0.785		*33	6.71	8.55		95	55.64	70.85
*11	0.746	0.950		34	7.13	9.07		100	61.65	78.50
12	0.888	1.13		*35	7.55	9.62		105	68.97	86.50
13	1.043	1.33		36	36	36		110	74.60	95.00
14	1.209	1.54		38	8.90	11.24		115	81.5	104
15	1.388	1.77		40	9.87	12.56		120	88.78	113
16	1.58	2.01		42	10.87	13.85		125	96.33	123
17	1.783	2.27		45	12.48	15.90		130	104.20	133
18	1.999	2.54		48	14.21	18.09		140	120.84	154
19	2.227	2.82		50	15.42	19.63		150	138.72	177
20	2.468	3.14		53	17.30	22.10		160	157.83	201
twenty one	2.72	3.46		*55	18.65	23.75		170	178.18	227
twenty two	2.984	3.80		*56	19.33	24.61		180	200.00	254
*twenty three	3.26	4.15		*58	20.74	26.41		190	223.00	283
twenty four	3.55	4.52		60	22.19	28.26		200	247.00	314
25	3.85	4.91		63	24.47	31.16		220	298.40	-
26	4.17	5.30		*65	26.05	33.17		250	385.34	-

Note: 1. The theoretical weight in the table is calculated based on the density of steel of 7.85.

2, the table with * is not recommended.

3. The theoretical weight of the rebar 6, 7, 8, 9, 10, 12, 14, 16, 18, 20, 22, 25, 28, 32, 36, 40 is the same as the theoretical weight of the round steel.
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