产品详情
带扳手弹簧全启封闭式安全阀用途
A44Y-C型适用于工作温度≤300℃的空气、蒸汽、石油等介质的设备或管路上，A44Y-P/R型适用于工作温度≤200℃有腐蚀性介质的设备上，作为超压保护装置。
带扳手弹簧全启封闭式安全阀外形尺寸和连接尺寸
| 公称通径DN | do | DN′ | L | L1 | ≈H |
| 20 | 15 | 25 | 110 | 95 | 307 |
| 25 | 16 | 32 | 110 | 95 | 307 |
| 32 | 20 | 40 | 115 | 100 | 311 |
| 40 | 25 | 50 | 120 | 110 | 330 |
| 50 | 32 | 65 | 135 | 120 | 340 |
| 65 | 40 | 80 | 160 | 140 | 426 |
| 80 | 50 | 100 | 170 | 135 | 438 |
| 100 | 65 | 125 | 205 | 160 | 557 |
| 125 | 80 | 150 | 210 | 190 | 641 |
| 150 | 100 | 175 | 255 | 230 | 656 |
| 200 | 125 | 250 | 305 | 260 | 795 |
| 250 | 150 | 300 | 350 | 320 | 995 |
| 300 | 220 | 400 | 370 | 350 | 1263 |
| 350 | 250 | 500 | 500 | 450 | 1711 |
| 400 | 280 | 500 | 500 | 450 | 1780 |
带扳手弹簧全启封闭式安全阀外形尺寸和连接尺寸
| 型号 | 公称通径DN | do | DN′ | L | L1 | ≈H |
|
A44Y-64C A44Y-64P A44Y-64R |
20 | 12 | 25 | 110 | 100 | 306 |
| 25 | 16 | 32 | 110 | 100 | 306 | |
| 32 | 20 | 40 | 130 | 110 | 325 | |
| 40 | 25 | 50 | 135 | 120 | 330 | |
| 50 | 32 | 65 | 160 | 130 | 421 | |
| 65 | 40 | 80 | 175 | 160 | 535 | |
| 80 | 50 | 100 | 175 | 160 | 545 | |
| 100 | 65 | 125 | 195 | 195 | 626 | |
| 150 | 100 | 200 | 285 | 260 | 899 | |
|
A44Y-100C A44Y-100P A44Y-100R |
20 | 12 | 25 | 110 | 100 | 306 |
| 25 | 16 | 32 | 110 | 100 | 306 | |
| 32 | 20 | 40 | 130 | 110 | 325 | |
| 40 | 25 | 50 | 135 | 120 | 330 | |
| 50 | 32 | 65 | 160 | 130 | 421 | |
| 65 | 35 | 80 | 175 | 160 | 535 | |
| 80 | 40 | 100 | 175 | 160 | 545 | |
| 100 | 50 | 125 | 195 | 195 | 626 | |
| 150 | 80 | 200 | 285 | 260 | 899 |
