| 
 公称 尺寸 DN  | 
 公称压力 PN  | 
|||||||||
| 
 16  | 
 20  | 
 25  | 
 40  | 
 50  | 
 63、64  | 
 100、110  | 
 150、160  | 
 250、260  | 
 420  | 
|
| 
 阀体最小壁厚/mm  | 
||||||||||
| 
 15  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 7.7  | 
 9.5  | 
 11.1  | 
| 
 20  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.5  | 
 7.1  | 
 8.9  | 
 11.1  | 
 13.5  | 
| 
 25  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.7  | 
 7.9  | 
 9.5  | 
 12.7  | 
 15.1  | 
| 
 32  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 6.3  | 
 7.0  | 
 8.7  | 
 10.5  | 
 14.2  | 
 17.5  | 
| 
 40  | 
 6.3  | 
 6.3  | 
 6.7  | 
 7.4  | 
 7.9  | 
 8.4  | 
 9.5  | 
 11.3  | 
 15.0  | 
 19.0  | 
| 
 50  | 
 7.9  | 
 8.7  | 
 8.8  | 
 9.2  | 
 9.5  | 
 10.0  | 
 11.1  | 
 13.8  | 
 19.0  | 
 22.2  | 
| 
 65  | 
 8.7  | 
 9.5  | 
 9.8  | 
 10.6  | 
 11.1  | 
 11.4  | 
 11.9  | 
 15.4  | 
 22.2  | 
 25.4  | 
| 
 80  | 
 9.4  | 
 10.3  | 
 10.6  | 
 11.4  | 
 11.9  | 
 12.2  | 
 12.7  | 
 19.0  | 
 23.8  | 
 30.2  | 
| 
 100  | 
 10.3  | 
 11.1  | 
 11.4  | 
 12.2  | 
 12.7  | 
 12.7  | 
 15.9  | 
 21.4  | 
 28.6  | 
 35.7  | 
| 
 150  | 
 11.9  | 
 11.9  | 
 12.6  | 
 14.6  | 
 15.9  | 
 16.7  | 
 19.0  | 
 25.4  | 
 38.1  | 
 48.4  | 
| 
 200  | 
 12.7  | 
 12.7  | 
 13.4  | 
 15.9  | 
 17.4  | 
 19.0  | 
 25.4  | 
 31.8  | 
 47.6  | 
 61.9  | 
| 
 250  | 
 13.5  | 
 13.5  | 
 14.5  | 
 17.2  | 
 19.0  | 
 21.4  | 
 28.6  | 
 36.5  | 
 57.2  | 
 67.5  | 
| 
 300  | 
 15.9  | 
 15.9  | 
 16.8  | 
 19.3  | 
 21.0  | 
 23.9  | 
 31.8  | 
 42.1  | 
 66.7  | 
 86.5  | 
| 
 350  | 
 16.7  | 
 16.7  | 
 --  | 
 --  | 
 --  | 
 --  | 
 --  | 
 46.0  | 
 69.8  | 
 --  | 
| 
 400  | 
 17.5  | 
 17.5  | 
 --  | 
 --  | 
 --  | 
 --  | 
 --  | 
 --  | 
 --  | 
 --  | 
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