外径 /mm	壁 厚/mm
	0.5	0.6	0.8	1.0	1.2	1.4	1.5	1.6	1.8	2.0	2.2	2.5	2.8	3.0	3.2	3.5
	钢管理论质量/(kg/m)
5	0.055	0.065	0.083	0.099
8	0.092	0.109	0.142	0.173	0.201
10	0.117	0.139	0.181	0.222	0.260
12	0.142	0.169	0.221	0.271	0.320	0.366	0.388	0.410
13		0.183	0.241	0.296	0.343	0.400	0.425	0.450
14		0.198	0.260	0.321	0.379	0.435	0.462	0.489
15		0.123	0.280	0.345	0.408	0.470	0.499	0.529
16		0.228	0.300	0.370	0.438	0.504	0.536	0.568
17		0.243	0.320	0.395	0.468	0.359	0.573	0.608
18		0.257	0.339	0.419	0.497	0.573	0.610	0.647
19		0.272	0.359	0.444	0.527	0.608	0.647	0.687
20		0.287	0.379	0.469	0.556	0.642	0.684	0.726	0.808	0.888
21			0.399	0.493	0.586	0.677	0.721	0.765	0.852	0.937
22			0.418	0.518	0.616	0.704	0.758	0.805	0.897	0.986	1.074
25			0.477	0.592	0.704	0.815	0.869	0.923	1.030	1.134	1.237	1.387
28			0.537	0.666	0.793	0.918	0.980	1.0412	1.163	1.282	1.400	1.572	1.740
30			0.576	0.715	0.852	0.987	1.054	1.121	1.252	1.381	1.508	1.695	1.878	1.997
32				0.764	0.911	1.065	1.128	1.199	1.341	1.480	1.617	1.1819	2.016	2.145
34				0.814	0.971	1.125	1.202	1.278	1.429	1.578	1.725	1.942	2.154	2.293
37				0.888	1.059	1.229	1.313	1.397	1.562	1.726	1.888	2.127	2.361	2.515
38				0.912	1.089	1.264	1.350	1.436	1.607	1.776	1.942	2.189	2.430	2.589	2.746	2.978
40				0.962	1.148	1.333	1.424	1.515	1.696	1.874	2.051	2.312	2.569	2.737	2.904	3.150
45				1.09	1.30	1.5l	1.61	1.71	1.92	2.12	2.32	2.62	2.91	3.11	3.30	3.58
46					1.33	1.54	1.65	1.75	1.96	2.17	2.38	2.68	2.98	3.18	3.38	3.668
48					1.38	1.6l	1.72	1.83	2.05	2.27	2.48	2.81	3.12	3.33	3.54	3.84
50					1.44	1.68	1.79	1.91	2.14	2.37	2,59	2.93	3.26	3.48	3.69	4.0l