公称通径 Nominal Diameter |
端部外径 Outside Diameter at Bevel |
中心至端面 Center to End |
中心至中心 Center to Center |
背面至端面 Back to Face |
||||||
45°弯头 |
90°弯头 |
180°弯头 180°Elbow |
||||||||
B | A | O | K | |||||||
DN |
NPS |
A 系列 Series A |
B 系列 Series B |
长半径 Long Radius |
长半径 Long Radius |
短半径 Short Radius |
长半径 Long Radius |
短半径 Short Radius |
长半径(A系列) Long Radius |
短半径(A系列) Short Radius |
15 | 1/2 | 21.3 | 18 | 16 | 38 | - | 76 | - | 48 | - |
20 | 3/4 | 26.9 | 25 | 19 | 38 | - | 76 | - | 51 | - |
25 | 1 | 33.7 | 32 | 22 | 38 | 25 | 76 | 51 | 56 | 41 |
32 | 1.1/4 | 42.4 | 38 | 25 | 48 | 32 | 95 | 64 | 70 | 52 |
40 | 1.1/2 | 48.3 | 45 | 29 | 57 | 38 | 114 | 76 | 83 | 62 |
50 | 2 | 60.3 | 57 | 35 | 76 | 51 | 152 | 102 | 106 | 81 |
65 | 2.1/2 | 76.1(73) | 76 |
44 |
95 | 64 | 190 | 127 | 132 | 100 |
80 | 3 | 88.9 | 89 | 51 | 114 | 76 | 229 | 152 | 159 | 121 |
90 | 3.1/2 | 101.6 | - | 57 | 133 | 89 | 267 | 178 | 184 | 140 |
100 | 4 | 114.3 | 108 | 64 | 152 | 102 | 305 | 203 | 210 | 159 |
125 | 5 | 139.7 | 133 | 79 | 190 | 127 | 381 | 254 | 262 | 197 |
150 | 6 | 168.3 | 159 | 95 | 229 | 152 | 457 | 305 | 313 | 237 |
200 | 8 | 219.1 | 219 | 127 | 305 | 203 | 610 | 406 | 414 | 313 |
250 | 10 | 273.0 | 273 | 159 | 381 | 254 | 762 | 508 | 518 | 391 |
300 | 12 | 323.9 | 325 | 190 | 457 | 305 | 914 | 610 | 619 | 467 |
350 | 14 | 355.6 | 377 | 222 | 533 | 356 | 1067 | 711 | 711 | 533 |
400 | 16 | 406.4 | 426 | 254 | 610 | 406 | 1219 | 813 | 813 | 610 |
450 | 18 | 457.2 | 478 | 286 | 686 | 457 | 1372 | 914 | 914 | 686 |
500 | 20 | 508.0 | 529 | 318 | 762 | 508 | 1524 | 1016 | 1016 | 762 |
550 | 22 | 559 | - | 343 | 838 | 559 | 1676 | 1118 | 1118 | 838 |
600 | 24 | 610 | 630 | 381 | 914 | 610 | 1829 | 1219 | 1219 | 914 |
650 | 26 | 660 | - | 406 | 991 | 660 | 1982 | 1320 | - | - |
700 | 28 | 711 | 720 | 438 | 1067 | 711 | 2134 | 1422 | - | - |
750 | 30 | 762 | - | 470 | 1143 | 762 | 2286 | 1524 | - | - |
800 | 32 | 813 | 820 | 502 | 1219 | 813 | 2438 | 1626 | - | - |
850 | 34 | 864 | - | 533 | 1295 | 864 | 2590 | 1728 | - | - |
900 | 36 | 914 | 920 | 565 | 1372 | 914 | 2744 | 1828 | - | - |
950 | 38 | 965 | - | 600 | 1448 | 965 | 2896 | 1930 | - | - |