- 品牌/商标：上海南强
- 企业类型：制造商
- 原产地：上海
不锈钢广式外螺纹球阀
【Q21F外罗纹球阀】【连接尺寸参数】
| 产品型号 Type | 公称通径 DN | PN1.6/2.5/4.0MPa Class 150Lb/Class 300Lb | WT (kg) | |||||
| L | d | M | B | H | W | |||
| Q21F-16C Q21F-16P Q21F-16RQ21F-25C Q21F-25P Q21F-25RQ21F-40C Q21F-40P Q21F-40RQ21F-150Lb Q21F-300Lb | 6 | 60 | 8 | M20×1.5 | 15 | 38 | 110 | 0.4 |
| 10 | 60 | 10 | M24×15 | 16 | 40 | 110 | 0.45 | |
| 15 | 60 | 10 | M30×2 | 18 | 42 | 110 | 0.5 | |
| 20 | 67 | 13.5 | M36×2 | 18 | 62 | 110 | 0.6 | |
| 25 | 73 | 18 | M42×2 | 20 | 68 | 110 | 0.9 | |
| 32 | 90 | 22 | M52×2 | 20 | 75 | 150 | 1.4 | |
| 40 | 98 | 26 | M60×2 | 25 | 83 | 150 | 2.1 | |
| 50 | 112 | 32.8 | M72×2 | 25 | 90 | 150 | 2.6 | |
