Outer Diameter	ｍ Weight / kg		Centerless Round Stick （h-7）
	304	316	304	316
0.9	0.005
1.0	0.006
1.2	0.008
1.4	0.012
1.5	0.014
1.6	0.015
1.8	0.020
2.0	0.025		●
2.3	0.032
2.5	0.039		●
2.6	0.042
3.0	0.056	0.056	●	■
3.2	0.063
3.5	0.076		●
4.0	0.100	0.100	●	■
4.5	0. 126		●
5.0	0. 156	0.157	●	■
6.0	0. 224	0.226	●	■
6. 35	0. 247
6.5	0. 263
7.0	0.305	0.307	●	■
8.0	0. 399	0.401	●	■
9.0	0.504	0.508	●	■
9.52	0.562
10.0	0.623	0.627	●	■
11.0	0.753	0.758	●	■
12.0	0.897	0.903	●	■
12.7	1.00
13.0	1.05	1.06	●	■
14.0	1. 22	1.23	●	■
15.0	1.40	1.41	●	■
15.87	1.55
16	1.59	1.60	●	■
17	1.80	1.81	●	■
18	2.02	2.03	●	■
19	2.25	2.26	●	■
20	2.49	2.51	●	■
22	3.01	3.03	●
23	3.29		●
24	3.59		●
25	3.89	3.92	●	■
26	4.21	4.24	●
28	4.88	4.91	●
30	5.60	5.64	●	■
32	6.38	6.42	●
34	7.20
35	7.63	7.68	●	■
38	8.99	9.05	●
40	9.96	10.0	●
42	11.0	11.1	●
45	12.6	12.7	●
48	14.3
50	15.6	15.7	●
55	18.8	19.0
60	22.4	22.6
65	26.3	26.5
70	30.5	30.7
75	35.0
80	39.9
85	45.0
90	50.4
95	56.2
100	62.3