Location:Home / Product / Check valve / Double disc check valve H76H/H76X-16
蝶式止回阀流阻系数低,结构靠得住、紧凑,体型轻便。选取对夹衔接,由于valve disc的关关行程短,并且有spring加载,可显著削减水锤景象。该阀重要用于城视注工业及高层构筑给水、排水管网上、船用。由于其结构长度比通常止回阀短,合用对有装置空间限度的场所。
Product drawing

Product dimensions
| DN | 10P | 16P | 25P | 150LB | 300LB | ||||||
| 长度L | 表圆D | 长度L | 表圆D | 长度L | 表圆D | 长度L | 表圆D | 长度L | 表圆D | ||
| 40 | 1 1/2" | 60 | 93 | 60 | 93 | 60 | 93 | 60 | 83 | 60 | 93 |
| 50 | 2" | 60 | 108 | 60 | 108 | 60 | 108 | 60 | 103 | 60 | 109 |
| 65 | 2 1/2" | 67 | 128 | 67 | 128 | 67 | 128 | 67 | 122 | 67 | 127 |
| 80 | 3" | 73 | 142 | 73 | 142 | 73 | 142 | 73 | 135 | 73 | 146 |
| 100 | 4" | 73 | 162 | 73 | 162 | 73 | 167 | 73 | 172 | 73 | 178 |
| 125 | 5" | 86 | 192 | 86 | 192 | 86 | 194 | 86 | 195 | 86 | 213 |
| 150 | 6" | 98 | 218 | 98 | 218 | 98 | 224 | 98 | 218 | 98 | 248 |
| 200 | 8" | 127 | 273 | 127 | 273 | 127 | 284 | 127 | 276 | 127 | 304 |
| 250 | 10" | 146 | 328 | 146 | 330 | 146 | 340 | 146 | 336 | 146 | 358 |
| 300 | 12" | 181 | 378 | 181 | 384 | 181 | 400 | 181 | 406 | 181 | 418 |
| 350 | 14" | 184 | 438 | 184 | 444 | 184 | 456 | 184 | 446 | 222 | 482 |
| 400 | 16" | 191 | 490 | 191 | 495 | 191 | 515 | 191 | 510 | 232 | 536 |
| 450 | 18" | 203 | 540 | 203 | 555 | 203 | 565 | 203 | 545 | 264 | 593 |
| 500 | 20" | 219 | 594 | 219 | 616 | 219 | 618 | 219 | 600 | 292 | 650 |
| 600 | 24" | 222 | 695 | 222 | 728 | 222 | 728 | 222 | 714 | 318 | 771 |
| 700 | 28" | 305 | 810 | 305 | 798 | 305 | 827 | 305 | 770 | 368 | 821 |
| 800 | 32" | 305 | 916 | 305 | 908 | 305 | 942 | 305 | 876 | 368 | 936 |
| 900 | 36" | 368 | 1016 | 368 | 1008 | 368 | 1036 | 368 | 980 | 483 | 1044 |
| 1000 | 40" | 432 | 1124 | 432 | 1122 | 432 | 1152 | 432 | 1090 | 546 | 1140 |
| 1200 | 48" | 524 | 1338 | 524 | 1336 | 524 | 1362 | 524 | 1300 | 629 | 1365 |
Technical Documentation
1.execution standardJB/T 8937-2010
Product Parts List
| serial number | name | material |
| 1 | valve body | ductile cast iron/carbon steel/stainless steel/aluminum bronze |
| 2 | valve disc | carbon steel/stainless steel/aluminum bronze |
| 3 | valve seat | 304/316/STL等 |
| 4 | spring | stainless steel/INCONEL X-750等 |
Related Information
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