H42F46襯氟立式止回閥-溫州襯氟閥門?產品簡介:
襯氟止回閥的閥瓣呈圓盤狀,繞閥座通道的轉軸作旋轉運動,因閥內通道成流線形,流動阻力比升蝶式止回閥小,適用于低流速和流動不常變化的大口徑場合,但不宜用于脈動流,其密封性能不及升降式。蝶式止回閥分單瓣式、雙瓣式和多半式三種,這三種形式主要按閥門口徑來分,目的是為了防止介質停止流動或倒流時,減弱水力沖擊。
H42F46襯氟立式止回閥-溫州襯氟閥門主要零件及材料表 Main parts and material table
零件名稱 Part name | 材料 Material |
上下閥體 Upper and lower body | 鑄鋼Cast steel不銹鋼Stainless steel、內襯Lining F4 、F46 |
閥瓣 Disc | 鑄鋼Cast steel、不銹鋼Stainless steel、襯Lining F4 、F46 |
墊圈 Washer | F4、F46 |
?標準 PTFE-lined Check Valve Standard
技術規范Technical specification | |
設計標準Design standard | GB12234 |
結構長度Structure length | GB12221 |
法蘭標準Flange standard | JB/T79-94 |
GB9113.1-26 | |
檢驗試驗Inspection test | GB/T13927 |
H42F46襯氟立式止回閥?主要外形尺寸和連接尺寸Main form and connection size
公稱通徑Nominal diameter | PN1.0(MPa)主要外形尺寸和連接尺寸Main form and connection size | 重量Weight | ||||||||||
DN | L | D | D1 | D2 | f | b | Z-Φd | B | H | Kg |
| |
15 | 80 | 95 | 65 | 43 | 3 | 14 | 4-Φ14 | 100 | 40 | 4 |
| |
20 | 90 | 105 | 75 | 50 | 3 | 14 | 4-Φ14 | 115 | 45 | 4 |
| |
25 | 100 | 115 | 85 | 60 | 3 | 16 | 4-Φ14 | 130 | 50 | 4.5 |
| |
32 | 110 | 135 | 100 | 68 | 3 | 18 | 4-Φ18 | 145 | 55 | 6.5 |
| |
40 | 125 | 145 | 110 | 80 | 3 | 18 | 4-Φ18 | 160 | 62.5 | 8 |
| |
50 | 140 | 160 | 125 | 100 | 3 | 20 | 4-Φ18 | 170 | 70 | 10 |
| |
65 | 160 | 180 | 145 | 115 | 3.5 | 20 | 4-Φ18 | 205 | 80 | 15 |
| |
80 | 185 | 195 | 160 | 130 | 3.5 | 22 | 8-Φ18 | 235 | 92.5 | 19 |
| |
100 | 210 | 215 | 180 | 150 | 4 | 24 | 8-Φ18 | 285 | 105 | 25 |
| |
125 | 250 | 245 | 210 | 180 | 4 | 26 | 8-Φ18 | 330 | 125 | 42 |
| |
150 | 300 | 280 | 240 | 210 | 5 | 28 | 8-Φ23 | 360 | 150 | 50 |
| |
200 | 380 | 335 | 295 | 260 | 5 | 32 | 8-Φ23 | 425 | 190 | 95 |
| |
250 | 420 | 405 | 335 | 319 | 5 | 36 | 12-Φ26 | 500 | 210 | 240 |
| |
300 | 457 | 460 | 410 | 375 | 5 | 40 | 12-Φ26 | 620 | 230 | 320 |
| |