产品特点
A41H、A41Y弹簧微启封闭式安全阀区别于一般的全启式安全阀，其泄压后可自动关闭,无需人手动复位,A41H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不锈钢安全阀适用于工作温度≤200℃有腐蚀性介质的设备或管路上,作为超压保护装置。连接法兰标准按JB/T……94/系列1。Scope of application（JIANFA VALVE）
A41H type are used for the equipment and pipeline of the petroleum gas air water etc medium what are working temperature are less than ≤300℃ A41Y-P/R type are used for the equipment and pipeline of the quality with corrode medium what the wirking temperatrue are less than 200℃ Take for extra pressure devices Flange connecting dimentsions of comply with Standard series first of JB/T...94
主要零部件材料
| NO | 零件名称 | A41H-C/A41Y-C材料 | A41Y-P/A41Y-P材料 | A41Y-R/A41Y-R材料 |
| 1 | 阀体 | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 2 | 阀座 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 3 | 调节圈 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 4 | 阀瓣 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 5 | 导向套 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
| 6 | 阀盖 | ZG230-450 | ZG230-450 | ZG230-450 |
| 7 | 弹簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 |
| 8 | 阀杆 | 2Cr13 | 2Cr13 | 1Cr18Ni12Mo2Ti |
| 9 | 调整螺杆 | 45 | 2Cr13 | 2Cr13 |
| 10 | 保护罩 | ZG200-400 | ZG200-400 | ZG200-400 |
| 11 | 密封面材料 | 堆焊D507 |
堆焊Co基硬质合金 |
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