# Precision Check and Relief Valves

> Precision check and relief valves are designed by Parker Stratoflex to provide high reliability, small envelope size and low pressure drop performance while meeting challenging application requirements in aerospace engine and hydraulic fluid systems.

所属技术：航空航天

## 技术参数

| 参数 | 值 | 单位 |
| --- | --- | --- |
| 与流体类型共同使用 | Oil, MIL-L-23699, MIL-L-7808 |  |
| 最大运行压力 | 400, 1500, 70 to 75 psig |  |
| 最小运行压力 | '-5, -5.0 psig |  |
| 可承受压力 | 600, 2250, 1000 psig |  |
| 爆破压力 | 1000, 3000 psi |  |
| 最高流体温度 | 325, 300 °F |  |
| 最低流体温度 | '-65, -40 °F |  |
| 配件类型 | Consult Parker SPD |  |
| 阀体材料 | Stainless Steel |  |

## 型号入口（首批）

- [80270-08](https://hypher.com.cn/products/model/80270-08-44a5486eabf3b3e3/index.md)
- [81270-12](https://hypher.com.cn/products/model/81270-12-06ff85465196fbf6/index.md)
- [80290-08](https://hypher.com.cn/products/model/80290-08-8690507d1b7fd5ff/index.md)
- [81290-12](https://hypher.com.cn/products/model/81290-12-b58217d23026200e/index.md)
- [82290-08](https://hypher.com.cn/products/model/82290-08-0799544f494b1f33/index.md)
- [81500-1](https://hypher.com.cn/products/model/81500-1-f286a54b8ea3b1a6/index.md)

## 技术资料与 CAD

- [Launching Innovation - Aerospace Systems and Components](https://hypher.com.cn/library-assets/412aa541dd55d5e09d464d96c06cc1f4509ee39297d03ce9364cfb686b144d85.pdf)：document
- [On the Move in Fluid Conveyance](https://hypher.com.cn/library-assets/73fc555b27f5c0afedfd1214b1ec57e3ef0df729950a4327cc001f4ea3df73a5.pdf)：document
- [Stand-out performance for Nacelle applications](https://hypher.com.cn/library-assets/5827cbe4fc4f8bac7e494111d95fb439ffe161b2fa8a86a4bd276e2c606e675a.pdf)：document

资料来源：[原始系列资料](https://ph.parker.com/cn/zh/product-list/precision-check-and-relief-valves)

价格、库存和交期请联系上海海费确认。更多型号和资料见 [完整系列页面](https://hypher.com.cn/products/aerospace/precision-check-and-relief-valves)；[联系技术支持](https://hypher.com.cn/contact)