| 
 mm  | 
||||||||||||||
| 
 工程尺寸  | 
 PN10  | 
 PN16  | 
 P25  | 
|||||||||||
| 
 DN  | 
 1  | 
 2  | 
 3  | 
 4  | 
 5  | 
 6  | 
 7  | 
 8  | 
 9  | 
 10  | 
 11  | 
 12  | 
 13  | 
 14  | 
| 
 50  | 
 230  | 
 238  | 
 203  | 
 240  | 
 
  | 
 230  | 
 205  | 
 254  | 
 240  | 
 
  | 
 203  | 
 230  | 
 203  | 
 250  | 
| 
 65  | 
 290  | 
 279  | 
 216  | 
 250  | 
 
  | 
 290  | 
 250  | 
 295  | 
 300  | 
 
  | 
 216  | 
 290  | 
 216  | 
 290  | 
| 
 80  | 
 310  | 
 305  | 
 241  | 
 280  | 
 260  | 
 310  | 
 250  | 
 336  | 
 310  | 
 279  | 
 241  | 
 310  | 
 241  | 
 310  | 
| 
 100  | 
 350  | 
 381  | 
 292  | 
 360  | 
 353  | 
 350  | 
 320  | 
 396  | 
 320  | 
 368  | 
 292  | 
 350  | 
 292  | 
 350  | 
| 
 125  | 
 400  | 
 445  | 
 330  | 
 430  | 
 402  | 
 400  | 
 415  | 
 465  | 
 390  | 
 420  | 
 330  | 
 400  | 
 330  | 
 400  | 
| 
 150  | 
 480  | 
 508  | 
 356  | 
 455  | 
 451  | 
 480  | 
 415  | 
 533  | 
 460  | 
 473  | 
 356  | 
 480  | 
 356  | 
 450  | 
| 
 200  | 
 600  | 
 645  | 
 495  | 
 585  | 
 543  | 
 600  | 
 500  | 
 670  | 
 540  | 
 568  | 
 495  | 
 600  | 
 495  | 
 550  | 
| 
 250  | 
 730  | 
 756  | 
 622  | 
 650  | 
 660  | 
 730  | 
 605  | 
 790  | 
 640  | 
 695  | 
 622  | 
 730  | 
 622  | 
 650  | 
| 
 300  | 
 850  | 
 864  | 
 698  | 
 800  | 
 762  | 
 850  | 
 725  | 
 902  | 
 800  | 
 800  | 
 698  | 
 850  | 
 698  | 
 750  | 
| 
 350  | 
 980  | 
 991  | 
 787  | 
 860  | 
 870  | 
 980  | 
 733  | 
 1029  | 
 800  | 
 
  | 
 787  | 
 980  | 
 787  | 
 850  | 
| 
 400  | 
 1100  | 
 1051  | 
 914  | 
 962  | 
 889  | 
 1100  | 
 990  | 
 1104  | 
 980  | 
 
  | 
 914  | 
 1100  | 
 914  | 
 950  | 
| 
 450  | 
 1200  | 
 
  | 
 978  | 
 1075  | 
 1070  | 
 1200  | 
 1000  | 
 
  | 
 1050  | 
 
  | 
 978  | 
 1200  | 
 978  | 
 1050  | 
| 
 500  | 
 1250  | 
 
  | 
 1295  | 
 1075  | 
 1219  | 
 1250  | 
 1100  | 
 
  | 
 1140  | 
 
  | 
 1295  | 
 1250  | 
 1295  | 
 1150  | 
| 
 600  | 
 1450  | 
 
  | 
 1448  | 
 1232  | 
 1219  | 
 1450  | 
 
  | 
 
  | 
 1350  | 
 
  | 
 1448  | 
 1450  | 
 1448  | 
 1350  | 
| 
 700  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 1550  | 
 
  | 
 
  | 
 
  | 
 
  | 
 1550  | 
| 
 800  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 1620  | 
 
  | 
 
  | 
 
  | 
 
  | 
 1750  | 
| 
 900  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 1850  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
| 
 1000  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
 2050  | 
 
  | 
 
  | 
 
  | 
 
  | 
 
  | 
| 
 注:系列1、系列6(黑体字)为优选系列。  | 
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