A41Y-160、 A41Y-320型弹簧微启封闭式高压安全阀
一、A41Y-160、 A41Y-320型弹簧微启封闭式高压安全阀适用于工作温度≤200℃空气、氮氢混合气、水等介质的设备和管上。A41Y-160P/320P、A41Y-160R/320R型弹簧微启封闭式高压安全阀适用于工作温度≤200℃有腐蚀性的气体或液体介质的设备和管路上，作为超压保护装置。
二、连接法兰按JB/T2769-2008的标准。
三、外形尺寸和连接尺寸Dimensions(mm)
| 型号Type | 公称通径 (DN) | do | d | M | D | K | Z-φd | b | d1 | M1 | D1 | K1 | Z1-φd | b1 | L | L1 | ≈H |
| A41Y-160(单法兰） | 15 | 8 | 20 | M24x2 | 95 | 60 | 3-18 | 20 | / | M33x2 | 36 | / | / | / | 50 | 80 | 85 |
| 20 | 10 | 25 | M33x2 | 105 | 68 | 3-18 | 20 | / | M33x2 | 48 | / | / | / | 50 | 80 | 85 |
| 25 | 12 | 28 | M36x2 | 105 | 68 | 3-18 | 20 | / | M33x2 | 48 | / | / | / | 50 | 80 | 85 |
| A41Y-160 | 10 | 8 | 18 | M24x2 | 95 | 60 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 15 | 8 | 20 | M24x2 | 95 | 60 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 20 | 10 | 27 | M33x2 | 105 | 68 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 25 | 12 | 28 | M36x2 | 105 | 68 | 3-18 | 20 | 50 | M64x3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 |
| 32 | 12.14.16 | 37 | M42x2 | 115 | 80 | 4-18 | 22 | 50 | M64x3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 |
| 40 | 20 | 47 | M52x2 | 165 | 115 | 6-26 | 28 | 65 | M80x3 | 200 | 145 | 6-29 | 40 | 180 | 165 | 495 |
| 50 | 25 | 58 | M64x3 | 165 | 115 | 6-26 | 32 | 80 | M100x3 | 225 | 170 | 6-33 | 50 | 190 | 190 | 510 |
| A41Y-320 | 10 | 8 | 18 | M24x2 | 95 | 60 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 15 | 8 | 27 | M33x2 | 105 | 68 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 20 | 10 | 30 | M36x2 | 110 | 75 | 3-18 | 20 | 29 | M42x2 | 115 | 80 | 4-18 | 22 | 95 | 100 | 261 |
| 25 | 12 | 35 | M42x2 | 115 | 80 | 4-18 | 22 | 50 | M64x3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 |
| 32 | 12.14.16 | 41 | M48x2 | 135 | 95 | 4-22 | 25 | 50 | M64x3 | 165 | 115 | 6-26 | 32 | 130 | 135 | 285 |
| 40 | 20 | 58 | M64x3 | 165 | 115 | 6-26 | 32 | 65 | M80x3 | 200 | 145 | 6-29 | 40 | 180 | 165 | 495 |
| 50 | 25 | 70 | M80x3 | 200 | 145 | 6-29 | 40 | 80 | M100x3 | 225 | 170 | 6-33 | 50 | 190 | 190 | 510 |
