?適用范圍
天然氣管道、城市燃?xì)?/p>
?介質(zhì)
天然氣、煤氣、燃?xì)夂推渌慌c碳鋼發(fā)生化學(xué)反應(yīng)的流體
?主要連接尺寸
SIZE DN | A | D1 | D2 | L |
A/B | ||||
50 | 550 | 60.3/57 | 89 | 800 |
65 | 550 | 76.1/76 | 114 | 800 |
80 | 550 | 88.9/89 | 140 | 800 |
100 | 550 | 114.3/108 | 165 | 800 |
125 | 550 | 139.7/133 | 216 | 800 |
150 | 550 | 168.3/159 | 219 | 1000 |
200 | 550 | 219.1/219 | 267 | 1130 |
250 | 550 | 273.1/273 | 355 | 1150 |
300 | 550 | 323.9/325 | 457 | 1650 |
350 | 550 | 355.6/377 | 508 | 1760 |
400 | 750 | 406.4/426 | 558 | 1840 |
450 | 750 | 457.2/480 | 558 | 1900 |
500 | 750 | 508.0/530 | 660 | 2050 |
600 | 750 | 609.6/630 | 812 | 2350 |