- 產品品牌:
- 疊山
- 產品型號:
- H42W-16P
- 材質:
- 不銹鋼
- 連接形式:
- 法蘭
一、立式止回閥H42H-16C/H42W-16P概述:本系列閥門正常處于關閉狀態,由于管線中進口端介質的壓力作用,而克服彈簧阻力使閥門開啟。當進口端介質壓力低于出口端時,彈簧將閥芯推向閥座而使閥門關閉,阻止介質逆流,故起止回作用。本閥門由于采用彈簧支撐閥芯,故采用立式安裝或臥式裝均可。 二、試驗參數:
| 型號 | 公稱壓力 Mpa | 試驗壓力(Mpa) | 工作溫度 | ||
| 強度(水) | 密封(水) | 低壓密封(空氣) | |||
| H42W-16P/H42H-16C | 1.6 | 2.4 | 1.76 | 0.6 | ≤250℃ |
| H42W-25P/H42H-25C | 2.5 | 3.75 | 2.8 | 0.6 | ≤250℃ |
| H42W-40P/H42H-40C | 4.0 | 6.0 | 4.4 | 0.6 | ≤250℃ |
| 型號 | DN | 尺寸 | ||||||
| L | D | D2 | D1 | H | b | Z-d | ||
| H42W-16P H42H-16C | 15 | 130 | 95 | 45 | 65 | 77 | 14 | 4-14 |
| 20 | 150 | 105 | 55 | 75 | 77 | 14 | 4-14 | |
| 25 | 160 | 115 | 65 | 85 | 80 | 16 | 4-14 | |
| 32 | 180 | 135 | 78 | 100 | 85 | 16 | 4-18 | |
| 40 | 200 | 145 | 85 | 110 | 95 | 16 | 4-18 | |
| 50 | 230 | 160 | 100 | 125 | 105 | 16 | 4-18 | |
| 65 | 290 | 180 | 120 | 145 | 120 | 18 | 4-18 | |
| 80 | 310 | 195 | 135 | 160 | 130 | 20 | 8-18 | |
| 100 | 350 | 215 | 155 | 180 | 140 | 20 | 8-18 | |
| 125 | 400 | 245 | 185 | 210 | 155 | 22 | 8-18 | |
| 150 | 480 | 280 | 210 | 240 | 180 | 24 | 8-23 | |
| 200 | 600 | 335 | 265 | 295 | 215 | 26 | 12-23 | |
| H42W-25P H42H-25C | 15 | 130 | 95 | 45 | 65 | 77 | 16 | 4-14 |
| 20 | 150 | 105 | 55 | 75 | 80 | 16 | 4-14 | |
| 25 | 160 | 115 | 65 | 85 | 85 | 16 | 4-14 | |
| 32 | 180 | 135 | 78 | 100 | 95 | 18 | 8-18 | |
| 40 | 200 | 145 | 85 | 110 | 105 | 18 | 8-18 | |
| 50 | 230 | 160 | 100 | 125 | 120 | 20 | 8-18 | |
| 65 | 290 | 180 | 120 | 145 | 130 | 22 | 8-18 | |
| 80 | 310 | 195 | 135 | 160 | 140 | 22 | 8-18 | |
| 100 | 350 | 215 | 160 | 190 | 155 | 24 | 8-23 | |
| 125 | 400 | 245 | 188 | 220 | 180 | 28 | 8-25 | |
| 150 | 480 | 280 | 218 | 250 | 215 | 30 | 8-25 | |
| 200 | 600 | 335 | 278 | 310 | 973 | 34 | 12-25 | |







