1.采用316不锈钢为材料,保证了阀体的耐压性；
2.压高工作压力:10500BAR；
3.安全系数高,寿命长；
4.工作温度-250°-+650°；
5.专门的压合密封垫螺母设计，使得外密封更可靠，无外泄漏；
6.阀芯与阀体之间连接螺纹在密封垫片的后部，避免流体进入螺纹区，保证有好的外密封。
二、超高压手动针阀产品参数：
| 定工作压力 psi （bar） | 连接管外径 in （mm） | ||||||
| 直通 | 直角 | 3路/2路承压 | 3路/1路承压 | 2路直角/可更换阀座 | 计量 | ||
| 15,000 (1034) NPT | NPT1/8 | SFPV21R | SFPV22R | SFPV23R | SFPV24R | SFPV26R | SFPMV26V |
| NPT1/4 | SFPV41R | SFPV42R | SFPV43R | SFPV44R | SFPV46R | SFPMV46V | |
| NPT3/8 | SFPV61R | SPFV62R | SFPV63R | SFPV64R | SFPV66R | SFPMV66V | |
| NPT1/2 | SFPV81R | SFPV82R | SFPV83R | SFPV84R | SFPV86R | - | |
| NPT3/4 | FPV121R | FPV122R | FPV123R | FPV124R | FPV126R | - | |
| NPT1 | FPV161R | FPV162R | FPV163R | FPV164R | FPV166R | - | |
| 15,000 (1034) | 1/4 | SLPV41R | SLPV42R | SLPV43R | SLPV44R | SLPV46R | SLPMV46V |
| 3/8 | SLPV61R | SLPV62R | SLPV63R | SLPV64R | SLPV66R | SLPMV66V | |
| 1/2 | SLPV81R | SLPV82R | SLPV83R | SLPV84R | SLPV86R | - | |
| 20,000 (1380) | 1/4 | 20UV41R | 20UV42R | 20UV43R | 20UV44R | 20UV46R | 20MV46V |
| 3/8 | 20UV61R | 20UV62R | 20UV63R | 20UV64V | 20UV66R | 20MV66V | |
| 9/16 | 20UV91R | 20UV92R | 20UV93R | 20UV94R | 20UV96R | - | |
| 3/4 | 20V121R | 20V122R | 20V123R | 20V124R | 20V126R | - | |
| 1 | 20V161R | 20V162R | 20V163R | 20V164R | 20V166R | - | |
| 30,000 (2070) | 1/4 | 30UV41R | 30UV42R | 30UV43R | 30UV44R | 30UV46R | 30MV46V |
| 3/8 | 30UV61R | 30UV62R | 30UV63R | 30UV64R | 30UV66R | 30MV66V | |
| 9/16 | 30UV91R | 30UV92R | 30UV93R | 30UV94R | 30UV96R | - | |
| 1 | 30V161R | 30V162R | 30V163R | 30V164R | 30V166R | - | |
| 40,000 (2760) | 9/16 | 40UV91R | 40UV92R | 40UV93R | 40UV94R | 40UV96R | - |
| 60,000 (4140) | 1/4 | 60UV41R | 60UV42R | 60UV43R | 60UV44R | 60UV46R | 60MV46V |
| 3/8 | 60UV61R | 60UV62R | 60UV63R | 60UV64R | 60UV66R | 60MV66V | |
| 9/16 | 60UV91R | 60UV92R | 60UV93R | 60UV94R | 60UV96R | - | |
| 3/4 | 60V121R | 60V122R | 60V123R | 60V124R | 60V126R | - |
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