Q71F對(duì)夾式薄型球閥
Q71F對(duì)夾式薄型球閥是引進(jìn)進(jìn)行國(guó)產(chǎn)化設(shè)計(jì)而發(fā)展出的新一代超短法蘭距球閥,球芯通道形狀有矩形、V形及O形。該系列產(chǎn)品具有結(jié)構(gòu)緊湊、體積小、重量輕、安裝方便等特點(diǎn),可廣泛應(yīng)用在石油、化工、冶金、電站、輕工等領(lǐng)域,對(duì)油、水、氣及紙漿或纖維狀流體進(jìn)行調(diào)節(jié)或切斷控制。
主要閥體材料
型號(hào) | Q71F-16C | Q71F-25 | Q71F-16P | Q71F-25P | Q71F-16R | Q71F-25R | |
工作壓力(MPa) | 1.6 | 2.5 | 1.6 | 2.5 | 1.6 | 2.5 | |
適用溫度(℃) | ≤150 | ≤150 | |||||
適用介質(zhì) | 無(wú)腐蝕性介質(zhì) | 腐蝕性介質(zhì) | |||||
材料 | 閥體、密封瓶帽 | WCB | CF8 | CF3 | |||
閥桿 | 2CR13 | 304SS | 316SS | ||||
密封圈 | PTFE | ||||||
填料 | PTFE |
主要連接尺寸
口徑(in") | 1/2 | 3/4 | 1 | 1 1 / 4 | 1 1 / 2 | 2 | 2 1 / 2 | 3 | 4 | 5 | 6 | 8 |
d | 15 | 19 | 23.5 | 30 | 36 | 45 | 58 | 67 | 76 | 100 | 125 | 195 |
L | 32 | 38.5 | 45 | 55 | 62 | 72 | 95 | 120 | 145 | 200 | 225 | 275 |
D | 95 | 105 | 115 | 135 | 145 | 160 | 180 | 195 | 215 | 245 | 280 | 335 |
D1 | 65 | 75 | 85 | 100 | 110 | 125 | 145 | 160 | 180 | 210 | 240 | 295 |
D2 | 45 | 55 | 65 | 78 | 85 | 100 | 120 | 135 | 155 | 185 | 210 | 265 |
H | 62 | 70 | 79 | 86 | 92 | 102 | 158 | 172 | 187 | 200 | 240 | 278 |
E | 110 | 125 | 135 | 150 | 150 | 180 | 250 | 300 | 350 | 650 | 840 | 1000 |
b | 14 | 14 | 16 | 16 | 18 | 20 | 22 | 24 | 24 | 26 | 26 | 28 |
z-d1 | 4-14 | 4-14 | 4-14 | 4-18 | 4-18 | 4-18 | 4-18 | 8-18 | 8-18 | 8-18 | 8-23 | 12-20 |
f | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |