QDY421F主要外型尺寸和连接尺寸 单位：mmPN | DN | L | H | H1 | D | D1 | D2 | b | f | Z-φd | 2.5MPa
4.0MPa | 25 | 160 | 232 | 242 | 115 | 85 | 65 | 16 | 2 | 4-14 | 50 | 230 | 346 | 359 | 160 | 125 | 100 | 20 | 3 | 4-18 | 80 | 310 | 445 | 465 | 195 | 160 | 135 | 22 | 3 | 8-18 | 100 | 350 | 590 | 623 | 230 | 190 | 160 | 24 | 3 | 8-23 | 150 | 480 | 610 | 635 | 300 | 250 | 218 | 28 | 3 | 8-25 | 200 | 600 | 630 | 645 | 360 | 310 | 278 | 30 | 4 | 12-25 |
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