〖A47H帶扳手彈簧微啟式安全閥〗
【A47H帶扳手彈簧微啟式安全閥-產(chǎn)品說明】
A47H帶扳手彈簧式安全閥型適用于工作溫度≤350℃的蒸汽、空氣、水等介質(zhì)的設(shè)備或管路上。A47Y-P/R帶扳手彈簧式安全閥型適用于工作溫度≤200℃有腐蝕性介質(zhì)的設(shè)備或管路上，作為超壓保護裝置。
帶扳手彈簧微啟式安全閥連接法蘭標準按JB/T……94/系列1。
【A47H帶扳手彈簧微啟式安全閥-主要零件材料】
| NO. | 零件名稱 | 材料 |
| 1 | 閥體 | WCB |
| 2 | 閥座 | ZG2Cr13 |
| 3 | 調(diào)節(jié)圈 | ZG2Cr13 |
| 4 | 閥瓣 | 2Cr13 |
| 5 | 導(dǎo)向套 | 2Cr13 |
| 6 | 閥蓋 | ZG230-450 |
| 7 | 彈簧 | 50CrVA |
| 8 | 閥桿 | 2Cr13 |
| 9 | 扳手 | ZG200-400 |
| 10 | 調(diào)整螺桿 | 45 |
| 11 | 保護罩 | ZG200-400 |
|
| 密封面材料 | "H"堆焊D507,"Y"堆焊Co基硬質(zhì)合金 |
【A47H帶扳手彈簧微啟式安全閥-主要外形尺寸】
| 型號 | 公稱通徑 | do | D | K | g | g1 | b | f | f1 | Z-ød | DN' | D1 | K1 | g2 | g' | b1 | f' | f1' | Z1-ød1 | L | L1 | ≈H |
| A47H-16C | 20 | 15 | 105 | 75 |
| 55 | 16 | 2 |
| 4-14 | 20 | 105 | 75 | 55 |
| 16 | 2 |
| 4-14 | 100 | 85 | 270 |
| 25 | 20 | 115 | 85 |
| 65 | 16 | 2 |
| 4-14 | 25 | 115 | 85 | 65 |
| 16 | 2 |
| 4-14 | 100 | 85 | 270 | |
| 32 | 25 | 140 | 100 |
| 78 | 18 | 2 |
| 4-18 | 32 | 140 | 100 | 78 |
| 18 | 2 |
| 4-18 | 115 | 100 | 312 | |
| 40 | 32 | 150 | 110 |
| 85 | 18 | 3 |
| 4-18 | 40 | 150 | 110 | 85 |
| 18 | 3 |
| 4-18 | 120 | 110 | 320 | |
| 50 | 40 | 165 | 125 |
| 100 | 20 | 3 |
| 4-18 | 50 | 165 | 125 | 100 |
| 20 | 3 |
| 4-18 | 135 | 120 | 390 | |
| 65 | 50 | 185 | 145 |
| 120 | 20 | 3 |
| 4-18 | 65 | 185 | 145 | 120 |
| 20 | 3 |
| 4-18 | 140 | 130 | 395 | |
| 80 | 65 | 200 | 160 |
| 135 | 20 | 3 |
| 8-18 | 80 | 200 | 160 | 135 |
| 20 | 3 |
| 8-18 | 160 | 135 | 400 | |
| 100 | 80 | 220 | 180 |
| 155 | 22 | 3 |
| 8-18 | 100 | 220 | 180 | 155 |
| 22 | 3 |
| 8-18 | 170 | 160 | 600 | |
| 125 | 100 | 250 | 210 |
| 185 | 22 | 3 |
| 8-18 | 125 | 250 | 210 | 185 |
| 22 | 3 |
| 8-18 | 190 | 190 | 620 | |
| 150 | 125 | 285 | 240 |
| 210 | 24 | 3 |
| 8-23 | 150 | 285 | 240 | 210 |
| 24 | 3 |
| 8-23 | 205 | 195 | 625 | |
| 200 | 150 | 340 | 295 |
| 265 | 26 | 3 |
| 12-23 | 200 | 340 | 295 | 265 |
| 26 | 3 |
| 12-23 | 240 | 230 | 798 | |
| 250 | 200 | 405 | 355 |
| 320 | 30 | 3 |
| 12-26 | 250 | 405 | 355 | 320 |
| 30 | 3 |
| 12-26 | 350 | 320 | 981 | |
| 300 | 250 | 460 | 410 |
| 375 | 30 | 4 |
| 12-26 | 300 | 460 | 410 | 375 |
| 30 | 4 |
| 12-26 | 350 | 320 | 1005 | |
| A47H-25 | 20 | 15 | 105 | 75 |
| 55 | 16 | 2 |
| 4-14 | 20 | 105 | 75 | 55 |
| 16 | 2 |
| 4-14 | 100 | 85 | 270 |
| 25 | 20 | 115 | 85 |
| 65 | 16 | 2 |
| 4-14 | 25 | 115 | 85 | 65 |
| 16 | 2 |
| 4-14 | 100 | 85 | 270 | |
| 32 | 25 | 140 | 100 |
| 78 | 18 | 2 |
| 4-18 | 32 | 140 | 100 | 78 |
| 18 | 2 |
| 4-18 | 115 | 100 | 312 | |
| 40 | 32 | 150 | 110 |
| 85 | 18 | 3 |
| 4-18 | 40 | 150 | 110 | 85 |
| 18 | 3 |
| 4-18 | 120 | 110 | 320 | |
| 50 | 40 | 165 | 125 |
| 100 | 20 | 3 |
| 4-18 | 50 | 165 | 125 | 100 |
| 20 | 3 |
| 4-18 | 135 | 120 | 390 | |
| 65 | 50 | 185 | 145 |
| 120 | 22 | 3 |
| 8-18 | 65 | 185 | 145 | 120 |
| 20 | 3 |
| 4-18 | 140 | 130 | 395 | |
| 80 | 65 | 200 | 160 |
| 135 | 24 | 3 |
| 8-18 | 80 | 200 | 160 | 135 |
| 20 | 3 |
| 8-18 | 160 | 135 | 400 | |
| 100 | 80 | 230 | 190 |
| 160 | 24 | 3 |
| 8-23 | 100 | 220 | 180 | 155 |
| 20 | 3 |
| 8-18 | 170 | 160 | 600 | |
| 125 | 100 | 270 | 220 |
| 188 | 28 | 3 |
| 8-26 | 125 | 250 | 210 | 185 |
| 22 | 3 |
| 8-18 | 190 | 190 | 620 | |
| 150 | 125 | 300 | 250 |
| 218 | 30 | 3 |
| 8-26 | 150 | 285 | 240 | 210 |
| 24 | 3 |
| 8-23 | 205 | 195 | 625 | |
| 200 | 150 | 360 | 310 |
| 278 | 34 | 3 |
| 12-26 | 200 | 340 | 295 | 265 |
| 26 | 3 |
| 12-23 | 240 | 230 | 798 | |
| 250 | 200 | 425 | 370 |
| 332 | 36 | 3 |
| 12-30 | 250 | 405 | 355 | 320 |
| 30 | 3 |
| 12-26 | 350 | 320 | 981 | |
| 300 | 250 | 485 | 430 |
| 390 | 40 | 4 |
| 16-30 | 300 | 460 | 410 | 375 |
| 30 | 4 |
| 12-26 | 350 | 320 | 1005 |
