- 种类：
- NRVG静音式
- 连接形式：
- 螺纹
- 结构形式：
- 旋启式
H11T/W-16 内螺纹止回阀
| 性能规范Function and specification | |||||
| 型号Type | 公称压力Nominal pressure(Mpa) | 试验压力Testing | 工作温度Working temperatute℃) | 适用介质Fitting medium | |
| 强度（水）Strength(water)(MPa) | 密封(水)Enclose (water) (MPa) | ||||
| H11T-16 | 1.6 | 2.4 | 1.8 | ≤200 | 蒸汽、水Steam,Water |
| H11W-16 | 1.6 | 2.4 | 1.8 | ≤100 | 油0il |
| 外型尺寸和连接尺寸Outling and connect measurement | ||||||
| 型号Type | 公称通径NominalфDN(mm) | 尺寸Measurement(mm) | ||||
| L | I | H | S | S0 | ||
| H11T-16 H11W-16 | 15 | 90 | 13 | 55 | 30 | 27 |
| 20 | 100 | 16 | 57 | 36 | 30 | |
| 25 | 120 | 18 | 63 | 46 | 32 | |
| 32 | 140 | 18 | 73 | 55 | 36 | |
| 40 | 170 | 22 | 83 | 62 | 42 | |
| 50 | 200 | 24 | 90 | 75 | 42 | |
| 主要零件材料Main parts and materials | ||
| 零件名称 Parts name | 材料Material | |
| J11T-16 | J11X-16 | |
| 阀体Body、阀盖Cover | 灰铸铁Grey iron | 灰铸铁Grey iron |
| 密封圈Seal ring | 黄铜Brass | 橡胶Rubber |
| 垫片Gasket | 石棉板Asbestos plate | 石棉板Asbestos plate |
