永嘉崇铭阀门有限公司
2017-12-19
弹簧微启封闭式安全阀
弹簧微启封闭式安全阀
一、概述：A41H型弹簧微启封闭式安全阀适用于工作温度≤300℃的石油气、空气、水等介质的设备或管路上。A41Y-P/R型适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。当设备和管路内压力超过允许值时，阀门自动开启，继而全量排放；当压力降低到规定值时，阀门自动关闭，保证设备和管路安全运行。
二、连接法兰标准：按JB/T79-1994系列或可按其它法兰标准定制。
相关型号：
| A41H-16C | A41H-40C | A41Y-100C |
| A41Y-16P | A41Y-40P | A41Y-100P |
| A41Y-16R | A41Y-40R | A41Y-100R |
| A41H-25C | A41Y-64C | KA41H-16C |
| A41Y-25P | A41Y-64P | KA41Y-25P |
| A41Y-25R | A41Y-64R | KA41Y-40R |
三、主要零部件材料Materials for main parts
| NO. | 零件名称 | A41H-C/KA41Y-C | A41Y-P/KA41Y-P | A41Y-R/KA41Y-R |
| Name of part | 材料Materials | 材料Materials | 材料Materials | |
| 1 | 阀体Body | WCB | ZG0Cr18Ni9,CF8 | ZG0Cr17Ni12Mo2,CF8M |
| 2 | 阀座Nozzle | 2Cr13 | 0Cr18Ni9,CF8,304 | ZG0Cr17Ni12Mo2 |
| 3 | 调节圈 Adjusting ring | 2Cr13 | ZG0Cr18Ni9 | ZG0Cr17Ni12Mo2 |
| 4 | 阀瓣Disc | 2Cr13 | 0Cr18Ni9,304 | 06Cr17Ni12Mo2 |
| 5 | 导向套 Guide sleeve | 2Cr13 | 0Cr18Ni9,304 | ZG0Cr17Ni12Mo2 |
| 6 | 阀盖Bonnet | WCB | WCB/ZG0Cr18Ni9 | ZG0Cr18Ni9 |
| 7 | 弹簧Spring | 50CrVA | 50CrVA包覆氟塑料 Coated Teflon | 50CrVA包覆氟塑料 Coated Teflon |
| 8 | 阀杆Stem | 2Cr13 | 0Cr18Ni9 | 0Cr17Ni12Mo2 |
| 9 | 调整螺杆 Adjusting bolt | 45 | 2Cr13 | 2Cr13 |
| 10 | 保护罩Cap | WCB | CF8 | CF8 |
| 密封面材料 Sealing surface of material | 堆焊D507 | 堆焊Co基硬质合金Depositing stellite | ||
四、外形尺寸和连接尺寸Dimensions(mm)
| 型号Type | 公称通径DN | do | DN' | L | L1 | ≈H |
| A41H-16C | 20 | 15 | 20 | 100 | 85 | 276 |
| A41Y-16P | 25 | 20 | 25 | 100 | 85 | 276 |
| A41Y-16R | 32 | 25 | 32 | 115 | 100 | 285 |
| KA41Y-16C | 40 | 32 | 40 | 120 | 110 | 292 |
| KA41Y-16P | 50 | 40 | 50 | 135 | 120 | 370 |
| 65 | 50 | 65 | 140 | 130 | 375 | |
| 80 | 65 | 80 | 160 | 135 | 373 | |
| 100 | 80 | 100 | 170 | 160 | 513 | |
| 125 | 100 | 125 | 190 | 190 | 560 | |
| 150 | 125 | 150 | 205 | 195 | 570 | |
| 200 | 150 | 200 | 240 | 230 | 717 | |
| 250 | 200 | 250 | 350 | 320 | 940 | |
| 300 | 250 | 300 | 370 | 300 | 980 | |
| A41H-25 | 20 | 15 | 20 | 100 | 85 | 276 |
| A41Y-25P | 25 | 20 | 25 | 100 | 85 | 276 |
| A41Y-25R | 32 | 25 | 32 | 115 | 100 | 285 |
| KA41Y-25 | 40 | 32 | 40 | 120 | 110 | 292 |
| KA41Y-25P | 50 | 40 | 50 | 135 | 120 | 370 |
| 65 | 50 | 65 | 140 | 130 | 375 | |
| 80 | 65 | 80 | 160 | 135 | 373 | |
| 100 | 80 | 100 | 170 | 160 | 513 | |
| 125 | 100 | 125 | 190 | 190 | 560 | |
| 150 | 125 | 150 | 205 | 195 | 570 | |
| 200 | 150 | 200 | 240 | 230 | 717 | |
| 250 | 200 | 250 | 350 | 320 | 940 | |
| 300 | 250 | 300 | 370 | 300 | 980 | |
| A41H-40 | 20 | 15 | 20 | 100 | 85 | 276 |
| A41Y-40P | 25 | 20 | 25 | 100 | 85 | 276 |
| A41Y-40R | 32 | 25 | 32 | 115 | 100 | 285 |
| KA41Y-40 | 40 | 32 | 40 | 120 | 110 | 292 |
| KA41Y-40P | 50 | 40 | 50 | 135 | 120 | 370 |
| 65 | 50 | 65 | 140 | 130 | 375 | |
| 80 | 65 | 80 | 160 | 135 | 373 | |
| 100 | 80 | 100 | 170 | 160 | 513 | |
| 125 | 100 | 125 | 190 | 190 | 560 | |
| 150 | 125 | 150 | 205 | 195 | 570 | |
| 200 | 150 | 200 | 240 | 230 | 717 | |
| 250 | 200 | 250 | 350 | 320 | 940 | |
| 300 | 250 | 300 | 370 | 300 | 980 | |
| A41H-63 | 20 | 15 | 20 | 100 | 95 | 268 |
| A41Y-63 | 25 | 20 | 25 | 100 | 95 | 268 |
| A41Y-63P | 32 | 25 | 32 | 115 | 105 | 279 |
| A41Y-63R | 40 | 32 | 40 | 135 | 115 | 330 |
| 50 | 40 | 50 | 160 | 125 | 360 | |
| 65 | 50 | 65 | 175 | 160 | 503 | |
| 80 | 65 | 80 | 175 | 160 | 498 | |
| 100 | 80 | 100 | 190 | 180 | 530 | |
| 150 | 100 | 150 | 280 | 260 | 657 | |
| A41H-100 | 20 | 15 | 20 | 100 | 95 | 268 |
| A41Y-100 | 25 | 20 | 25 | 100 | 95 | 268 |
| A41Y-100P | 32 | 25 | 32 | 115 | 105 | 279 |
| A41Y-100R | 40 | 32 | 40 | 135 | 115 | 330 |
| 50 | 40 | 50 | 160 | 125 | 360 | |
| 65 | 50 | 65 | 175 | 160 | 503 | |
| 80 | 65 | 80 | 175 | 160 | 498 | |
| 100 | 80 | 100 | 190 | 180 | 530 | |
| 150 | 100 | 150 | 280 | 260 | 657 |
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