| 
 公称 尺寸 DN  | 
 公称压力 PN  | 
|||||
| 
 16、20  | 
 25~50  | 
 63~100  | 
 150、160  | 
 250、260  | 
 420  | 
|
| 
 阀体密封座的最小直径/mm  | 
||||||
| 
 25  | 
 25  | 
 25  | 
 25  | 
 22  | 
 22  | 
 19  | 
| 
 32  | 
 31  | 
 31  | 
 31  | 
 28  | 
 28  | 
 25  | 
| 
 40  | 
 38  | 
 38  | 
 38  | 
 34  | 
 34  | 
 28  | 
| 
 50  | 
 50  | 
 50  | 
 50  | 
 47  | 
 47  | 
 38  | 
| 
 65  | 
 63  | 
 63  | 
 63  | 
 57  | 
 57  | 
 47  | 
| 
 80  | 
 76  | 
 76  | 
 76  | 
 72  | 
 69  | 
 57  | 
| 
 100  | 
 100  | 
 100  | 
 100  | 
 98  | 
 92  | 
 72  | 
| 
 150  | 
 150  | 
 150  | 
 150  | 
 146  | 
 136  | 
 111  | 
| 
 200  | 
 200  | 
 200  | 
 199  | 
 190  | 
 177  | 
 146  | 
| 
 250  | 
 250  | 
 250  | 
 247  | 
 238  | 
 222  | 
 184  | 
| 
 300  | 
 300  | 
 300  | 
 298  | 
 282  | 
 263  | 
 218  | 
| 
 350  | 
 336  | 
 336  | 
 326  | 
 311  | 
 288  | 
 241  | 
| 
 400  | 
 387  | 
 387  | 
 374  | 
 355  | 
 330  | 
 276  | 
| 
 450  | 
 438  | 
 431  | 
 419  | 
 400  | 
 371  | 
 311  | 
| 
 500  | 
 488  | 
 482  | 
 463  | 
 444  | 
 415  | 
 342  | 
| 
 600  | 
 590  | 
 584  | 
 558  | 
 533  | 
 498  | 
 412  | 
This region has not yet joined our new website. You will now continue to the existing site for 开云手机入口-开云(中国)