產(chǎn)品詳情:
2、l因停止運(yùn)轉(zhuǎn)而使流體的流動(dòng)一性被削弱時(shí).閥瓣受彈簧作用.而關(guān)閉閥,這樣*可以防止一般止回閥因逆流而產(chǎn)生的水擊。
3、三臺(tái)一止回閥,園其密封墊是由合成橡膠制作的,因而可以吸收關(guān)閉閥擗時(shí)所產(chǎn)生的沖擊,并且*密封。
DN | L | H | D | D1 | D2 | |||||||
1.0MPa | 1.6MPa | 2.5MPa | 1.0MPa | 1.6MPa | 2.5MPa | 1.0MPa | 1.6MPa | 2.5MPa | ||||
50 | 205 |
| 293 | 165 | 165 | 165 | 125 | 125 | 125 | 4-18 | 4-18 | 4-18 |
65 | 215 |
| 328 | 185 | 185 | 185 | 145 | 145 | 145 | 4-18 | 4-18 | 8-18 |
80 | 250 |
| 364 | 200 | 200 | 200 | 160 | 160 | 160 | 8-18 | 8-18 | 8-18 |
100 | 320 |
| 418 | 220 | 220 | 235 | 180 | 180 | 190 | 8-18 | 8-18 | 8-22 |
125 | 365 |
| 481 | 250 | 250 | 270 | 210 | 210 | 220 | 8-18 | 8-18 | 8-22 |
150 | 415 | 380 | 543 | 285 | 285 | 300 | 240 | 240 | 250 | 8-22 | 8-22 | 8-26 |
200 | 500 | 450 | 673 | 340 | 340 | 360 | 295 | 295 | 310 | 8-22 | 12-22 | 8-26 |
250 | 600 | 540 | 792 | 395 | 405 | 425 | 350 | 355 | 370 | 12-22 | 12-26 | 12-26 |
300 | 680 | 600 | 927 | 445 | 460 | 485 | 400 | 410 | 430 | 12-22 | 12-26 | 12-30 |
350 | 780 | 635 | 957 | 505 | 520 | 555 | 460 | 470 | 490 | 16-22 | 16-26 | 16-33 |
400 | 860 | 700 | 1188 | 565 | 580 | 620 | 515 | 525 | 550 | 16-26 | 16-30 | 16-36 |
450 | 920 | 780 | 1218 | 615 | 640 | 670 | 565 | 585 | 600 | 20-26 | 20-30 | 20-36 |
500 | 980 | 810 | 1256 | 670 | 715 | 730 | 620 | 650 | 660 | 20-26 | 20-33 | 20-36 |
600 | 1100 | 900 | 1600 | 780 | 840 |
| 725 | 770 |
| 20-30 | 20-36 |
|
700 | 1450 | 980 | 1750 | 895 | 910 |
| 840 | 840 |
| 24-30 | 24-36 |
|
800 | 1650 | 1120 | 1900 | 1015 | 1025 |
| 950 | 950 |
| 24-33 | 24-39 |
|
900 | 1800 | 1220 | 2100 | 1115 |
|
| 1050 |
|
| 28-33 |
|
|
1000 | 2000 | 1320 | 2400 | 1230 |
|
| 1160 |
|
| 28-36 |