上海首龍閥門廠:
公稱通徑 DN(mm) | D | D1 | L | H | d0 | Z-∮d |
50 | 160 | 125 | 355 | 350 | 75 | 4-14 |
80 | 195 | 160 | 420 | 410 | 80 | 4-14 |
100 | 215 | 180 | 450 | 440 | 90 | 4-18 |
150 | 280 | 240 | 550 | 450 | 110 | 8-23 |
200 | 335 | 245 | 630 | 620 | 125 | 8-23 |