【产品用途】
KD7T42/3P 弹簧式快关蝶阀在煤气余热发电系统和抽气供热式气轮机系统中，作为系统安全保障。
主要外形和连接尺寸
| DN |
P |
L |
L1 |
L2 |
H1 |
H2 |
法兰连接尺寸 |
| 400 |
0.6 |
216 |
966 |
1449 |
320 |
780 |
GB/T17241
DB/T9113 |
| 1.0 |
216 |
966 |
1449 |
330 |
785 |
| 1.6 |
216 |
966 |
1449 |
345 |
800 |
| 450 |
0.6 |
222 |
966 |
1449 |
370 |
805 |
| 1.0 |
222 |
966 |
1449 |
380 |
810 |
| 1.6 |
222 |
966 |
1449 |
395 |
835 |
| 500 |
0.6 |
229 |
966 |
1449 |
400 |
898 |
| 1.0 |
229 |
966 |
1449 |
410 |
898 |
| 1.6 |
229 |
966 |
1449 |
425 |
898 |
| 6000 |
0.6 |
267 |
966 |
1449 |
440 |
898 |
| 1.0 |
267 |
966 |
1449 |
460 |
920 |
| 1.6 |
267 |
1150 |
1820 |
470 |
1020 |
| 700 |
0.6 |
292 |
966 |
1449 |
436 |
950 |
| 1.0 |
292 |
1150 |
1820 |
550 |
1075 |
| 1.6 |
292 |
1150 |
1820 |
570 |
1100 |
| 800 |
0.6 |
318 |
1150 |
1820 |
625 |
1142 |
| 1.0 |
318 |
1150 |
1820 |
640 |
1158 |
| 1.6 |
318 |
1150 |
1820 |
660 |
1183 |
| 900 |
0.6 |
330 |
1150 |
1820 |
700 |
1190 |
| 1.0 |
330 |
1150 |
1820 |
710 |
1210 |
| 1.6 |
330 |
1150 |
1820 |
725 |
1239 |
| 1000 |
0.6 |
410 |
1150 |
1820 |
760 |
1250 |
| 1.0 |
410 |
1150 |
1820 |
770 |
1275 |
| 1.6 |
410 |
1360 |
2180 |
790 |
1306 |
| 1200 |
0.6 |
470 |
1150 |
1820 |
875 |
1360 |
| 1.0 |
470 |
1360 |
2180 |
890 |
1385 |
| 1.6 |
470 |
1360 |
2180 |
915 |
1418 |
| 1400 |
0.6 |
530 |
1360 |
2180 |
1000 |
1478 |
| 1.0 |
530 |
1360 |
2180 |
1020 |
1510 |
| 1.6 |
530 |
1360 |
2180 |
1045 |
1546 |
| 1600 |
0.6 |
600 |
1360 |
2180 |
1120 |
1599 |
| 1.0 |
600 |
1360 |
2180 |
1140 |
1639 |
| 1.6 |
600 |
1610 |
2520 |
1170 |
1738 |