截径 W | 内径 do |
3.1±0.10 | 24.4 |
29.4 | |
34.4 | |
39.4 | |
44.4 | |
49.4 | |
54.4 | |
59.4 | |
64.4 | |
69.4 | |
74.4 | |
79.4 | |
84.4 | |
89.4 | |
94.4 | |
99.4 | |
104.4 | |
109.4 | |
114.4 | |
119.4 | |
124.4 | |
129.4 | |
134.4 | |
139.4 | |
144.4 |
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