A42Y-16C~40型適用于工作溫度≤300℃空氣、石油氣等介質的設備和管路上;A42Y-16P~40P型適用于工作溫度≤200℃有腐蝕性的氣體介質的設備和管路上;作為超壓保護裝置,當設備和管路內(nèi)壓力超過允許值時,閥門自動開啟,繼而全量排放;當壓力降低到規(guī)定值時,閥門自動關閉,保證設備和管路的安全運行。
型號 | 公稱通徑 | do | D | K | g | g1 | b | f | f1 | Z-?d | DN" | D1 | K1 | g3 | g2 | b1 | f" | f1" | Z1-?d1 | L | L1 | ≈H |
A42Y-16C | 20 | 15 | 105 | 75 |
| 55 | 16 | 2 |
| 4-14 | 25 | 115 | 85 |
| 65 | 16 | 2 |
| 4-14 | 110 | 95 | 378 |
25 | 16 | 115 | 85 |
| 65 | 16 | 2 |
| 4-14 | 32 | 140 | 100 |
| 78 | 18 | 2 |
| 4-18 | 110 | 95 | 378 | |
32 | 20 | 140 | 100 |
| 78 | 18 | 2 |
| 4-18 | 40 | 150 | 110 |
| 85 | 18 | 3 |
| 4-18 | 115 | 100 | 378 | |
40 | 25 | 150 | 110 |
| 85 | 18 | 3 |
| 4-18 | 50 | 165 | 125 |
| 100 | 20 | 3 |
| 4-18 | 120 | 110 | 406 | |
50 | 32 | 165 | 125 |
| 100 | 20 | 3 |
| 4-18 | 65 | 185 | 145 |
| 120 | 20 | 3 |
| 4-18 | 135 | 120 | 450 | |
65 | 40 | 185 | 145 |
| 120 | 20 | 3 |
| 4-18 | 80 | 200 | 160 |
| 135 | 20 | 3 |
| 8-18 | 160 | 140 | 520 | |
80 | 50 | 200 | 160 |
| 135 | 20 | 3 |
| 8-18 | 100 | 220 | 180 |
| 155 | 22 | 3 |
| 8-18 | 170 | 135 | 525 | |
100 | 65 | 220 | 180 |
| 155 | 22 | 3 |
| 8-18 | 125 | 250 | 210 |
| 185 | 22 | 3 |
| 8-18 | 195 | 175 | 690 | |
125 | 80 | 250 | 210 |
| 185 | 22 | 3 |
| 8-18 | 150 | 285 | 240 |
| 210 | 24 | 3 |
| 8-23 | 210 | 190 | 780 | |
150 | 100 | 285 | 240 |
| 210 | 24 | 3 |
| 8-23 | 175 | 310 | 270 |
| 240 | 26 | 3 |
| 8-23 | 255 | 230 | 838 | |
200 | 125 | 340 | 295 |
| 265 | 26 | 3 |
| 12-23 | 250 | 405 | 355 |
| 320 | 30 | 3 |
| 12-26 | 300 | 260 | 992 | |
250 | 150 | 405 | 355 |
| 320 | 30 | 3 |
| 12-26 | 300 | 460 | 410 |
| 375 | 30 | 4 |
| 12-26 | 350 | 320 | 1266 | |
300 | 220 | 460 | 410 |
| 375 | 30 | 4 |
| 12-26 | 400 | 580 | 525 |
| 485 | 36 | 4 |
| 16-30 | 370 | 350 | 1283 | |
350 | 250 | 520 | 470 |
| 435 | 34 | 4 |
| 16-26 | 500 | 715 | 650 |
| 608 | 44 | 4 |
| 20-34 | 500 | 450 | 1520 | |
400 | 280 | 580 | 525 |
| 485 | 36 | 4 |
| 16-30 | 500 | 715 | 650 |
| 608 | 44 | 4 |
| 20-34 | 500 | 450 | 1530 |