蝶阀专用法兰连接尺寸(一)
[UseMoney=1] PN0.25-PN0.6MPa 蝶阀专用法兰连接尺寸
Connecting dimension of special purpose flange
通径 (DN) D D1 D2 D3 D4 b f Z- Φd H
50 140 110 88 50 16 3 4-14 10
65 160 130 108 65 16 3 4-14 11
80 190 150 124 78 18 3 4-18 12
100 210 170 144 97 18 3 4-18 12
125 240 200 174 122 20 3 8-18 14
150 265 225 199 147 20 3 8-18 15
200 320 280 254 195 22 3 8-18 16
250 375 335 309 235 24 3 12-18 17
300 440