伸缩蝶阀的简单介绍
用途User
本蝶阀适用温度≤80℃,用于石油、化工食品医药轻纺、造纸、电力、给排
水、气体管路上,作调节流量和截流介质的作用,具有补偿管道热胀冷缩的功能。
伸缩蝶阀的详细信息
名称Name |
材料Material |
阀体body |
铸铁、球墨铸铁、铸钢、不锈钢 Cast iron,ductile iron,cast steel stainless steel |
阀板Disc |
铸铁、球墨铸铁、铸钢、不锈钢 Cast iron,ductile iron,cast steel stainless steel |
阀杆stem |
2Cr13、不锈钢衬 Stainless steel lined |
密封圈seat |
耐磨橡胶、丁腈橡胶等wearable rubber,NBR etc. |
填料packing |
丁腈橡胶V型垫、柔性石墨V-type pad of NBR,flexible graphite | |
|
法兰连接尺寸和主要外形尺寸Flange size and main dimensions
公称通径DN |
L |
L2 |
L1 |
D |
D |
Z-d |
H1 |
H2 |
50 |
158 |
168 |
178 |
165 |
125 |
4-19 |
80 |
155 |
60 |
164 |
174 |
185 |
185 |
145 |
4-19 |
80 |
155 |
80 |
168 |
178 |
200 |
200 |
160 |
8-19 |
97 |
173 |
100 |
181 |
193 |
220 |
220 |
180 |
8-19 |
110 |
220 |
125 |
196 |
203 |
250 |
250 |
210 |
8-19 |
125 |
255 |
150 |
198 |
213 |
285 |
285 |
240 |
8-23 |
143 |
258 |
200 |
213 |
228 |
340 |
340 |
295 |
8-23 |
170 |
310 |
250 |
230 |
242 |
395 |
395 |
350 |
12-23 |
200 |
355 |
300 |
241 |
258 |
445 |
445 |
400 |
12-23 |
225 |
380 |
350 |
256 |
278 |
505 |
505 |
460 |
16-23 |
253 |
422 |
400 |
287 |
312 |
565 |
565 |
515 |
16-28 |
281 |
486 |
450 |
295 |
325 |
615 |
615 |
565 |
20-28 |
308 |
497 |
500 |
310 |
330 |
670 |
670 |
620 |
20-28 |
335 |
560 |
600 |
343 |
364 |
780 |
780 |
725 |
20-31 |
390 |
715 |
700 |
394 |
414 |
895 |
895 |
840 |
24-31 |
483 |
782 |
800 |
405 |
428 |
1015 |
1015 |
950 |
24-34 |
543 |
882 |
900 |
410 |
435 |
1115 |
1115 |
1050 |
28-34 |
606 |
925 |
1000 |
530 |
560 |
1230 |
1230 |
1160 |
28-37 |
655 |
1000 |
1200 |
570 |
602 |
1455 |
1455 |
1380 |
32-40 |
778 |
1087 |
1400 |
630 |
665 |
1675 |
1375 |
1590 |
36-43 |
912 |
1350 |
1600 |
720 |
730 |
1915 |
1915 |
1820 |
40-49 |
1032 |
1475 |
1800 |
800 |
845 |
2112 |
2115 |
200 |
44-49 |
1154 |
1670 |
2000 |
910 |
1010 |
2325 |
2325 |
2230 |
48-49 |
1295 |
1780 |
|