Sizes chart for BWG Size Manufacture in china

Table. principal BWG sizes
Välisläbimõõt			20	18	16	15	14	13	12	11	10
Välisläbimõõt			(0.89mm)	(1.26mm)	(1.65mm)	(1.83mm)	(2.11mm)	(2.41mm)	2.77mm)	(3.05mm)	(3.40mm)
sisse		mm	Standard Wire Gauge (BWG)/Kaal, kg/m(average wall1)
1/4	0.25	6.35	0.12	0.16	0.19
5/16	0.31	7.95	0.15	0.21	0.25	0.28
3/8	0.38	9.53	0.19	0.25	0.31	0.34	0.39
1/2	0.50	12.70	0.25	0.34	0.45	0.49	0.55	0.61	0.68	0.72
5/8	0.63	15.88	0.33	0.45	0.58	0.64	0.71	0.8	0.89	0.97
3/4	0.75	19.05	0.4	0.55	0.72	0.77	0.88	0.98	1.12	1.2	1.31
7/8	0.88	22.23	0.46	0.64	0.83	0.92	1.04	1.18	1.32	1.44	1.58
1	1.00	25.40	0.54	0.74	0.97	1.06	1.21	1.37	1.55	1.68	1.92
11/8	1.13	28.58	0.61	0.83	1.1	1.21	1.37	1.56	1.76	1.92	2.11
11/4	1.25	31.75	0.68	0.94	1.23	1.35	1.53	1.76	1.96	2.16	2.4
13/8	1.38	34.93	0.74	1.03	1.35	1.49	1.7	1.93	2.19	2.4	2.65
11/2	1.50	38.10	0.82	1.13	1.49	1.64	1.87	2.17	2.4	2.63	2.92
13/4	1.75	44.45	0.97	1.32	1.74	1.92	2.2	2.5	2.84	3.1	3.44
2	2.00	50.80		1.52	1.99	2.2	2.53	2.89	3.27	3.59	3.97

21/4	2.25	57.15		1.73	2.26	2.48	2.87	3.26	3.7	4.06	4.51
23/8	2.38	60.33		1.81	2.38	2.63	3.02	3.44	3.93	4.3	4.78
21/2	2.50	63.50		1.91	2.52	2.78	3.18	3.66	4.14	4.54	5.04
27/8	2.88	73.03		2.2	2.9	3.2	3.68	4.2	4.79	5.25	5.83
3	3.00	76.20		2.31	3.04	3.35	3.85	4.39	5	5.49	6.1
31/2	3.50	88.90		2.69	3.56	3.93	4.51	5.15	5.86	6.44	7.17
4	4.00	101.60			4.11	4.54	5.21	5.95	6.8	7.47	8.3
Notes Conventional weights are quoted, assuming the toru is specified as average wall. Lisa 10% to the weight for minimum wall tube. Multiply quoted weights by 1.014 for austenitic and duplex steels, by 0.985 for ferritic and martensitic steels.

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