暗杆黄铜闸阀规格尺寸：
公称通径DN | 长度L | 中心高H | 手轮直径D |
20 | 72 | 73 | 160 |
25 | 76 | 76 | 160 |
32 | 76 | 86 | 174 |
40 | 82 | 93 | 174 |
50 | 89 | 101 | 174 |
65 | 96 | 123 | 168 |
80 | 106 | 131 | 189 |
100 | 126 | 143 | 230 |
黄铜闸阀螺纹连接主要规格尺寸：
DN | SIZE | A | B | C | D | G |
10 | 3/8 | 42 | 9.5 | 66.5 | 45 | 3/8 |
15 | 1/2 | 43 | 12.8 | 71 | 54 | 1/2 |
20 | 3/4 | 46 | 17.5 | 77 | 54 | 3/4 |
25 | 1 | 53 | 22 | 89 | 60 | 1 |
32 | 11/4 | 55 | 27 | 101 | 68 | 11/4 |
40 | 11/2 | 58 | 34 | 111 | 72 | 11/2 |
50 | 2 | 66.5 | 45 | 128 | 80 | 2 |
