Working pressure：3,000~45,000psi.
工作压力范围：3,000~45,000psi
Standard material：316 the entrance of 9/16"（LF9）, export 3/4 NPT, can bu used for liquid or gas medium.
标准材料：316，入口9/16"，出口3/4"NPT，可用于液体或气体介质。
Set pressure before delivery have been carved in the valve on the nameplate.
整定压力在出厂前已刻在阀铭牌上。
技术参数：
型号 Catalog No. | 压力范围 Pressure Range | 孔径 Orifice | 流量（H?O）GPM The maximum flow rate |
| DRV-10 | 3,000~11,000 | 1/4 | 25 |
| DRV-20 | 11,000~21,000 | 3/16 | 20 |
| DRV-30 | 21,000~30,000 | 1/8 | 10 |
| DRV-45 | 30,000~45,000 | 7/64 | 10 |
