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| 法兰中线蝶阀 |
产品结构特点简介Brief Introduction to the product structure
本蝶阀系我公司最新研制的法兰蝶阀，主要适用于水厂、电厂、钢厂；台炼、造纸、化工、饮食等系统供排水用，尤为适用自来水管路上作为
调节流量设备使用。
This butterfly valve is the latest developed flange butterfly valve in this Co. and mainly applicable for water works，power plant，refinery of
steel works，paper—making，chemical，food and drink etc, systems to drain water，especially for the tap water pipeline to adjust the flow.
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性能规范Performance Specifications
| 公称通径DN(mm)Nominal diameter |
DN50-1200 |
| 公称压力PN(MPa)Nominal pressure |
1.0-1.6 |
| 适用温度℃ work temperature |
-23+121 |
| 适用介质 Suitable mediums |
淡水、污水、海水、气体等 Fresh water,sewage,sea water,gas etc. |
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驱动方式 Drive method |
可选用手动、电动、气动 Drive method,manual,electric,pneumatic |
主要零部件材质Main parts material |
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| 序号NO. |
零件名称Part Name |
材料Material |
| 1 |
阀体body |
灰铸铁、球墨铸铁、铸钢、不锈钢 Cast iron,ductile iron,cast steel stainless steel |
| 2 |
阀板board |
球墨铸铁、不锈钢、铝合金 Ductile iron,stainless steel,aluminlum allcy |
| 3 |
阀轴axle |
碳钢、不锈钢 Carbon stem,stainless steel |
| 4 |
阀座seat |
橡胶 Rubber |
| 5 |
密封Seal |
O型圈O type rang | |
法兰蝶阀外形尺寸、连接尺寸Flange butterfly valve dimensions，connecting dimensions
| 公称通径DN(mm) |
L |
1.0MPa |
1.6MPa |
| D |
D1 |
H |
H1 |
Z-①d |
D |
D1 |
Z-①d |
| 50 |
108 |
165 |
125 |
202 |
77 |
4-18 |
165 |
125 |
4-18 |
| 65 |
112 |
185 |
145 |
213 |
93 |
4-18 |
185 |
145 |
4-18 |
| 80 |
114 |
200 |
160 |
221 |
100 |
8-18 |
200 |
160 |
8-18 |
| 100 |
127 |
220 |
180 |
234 |
113 |
8-18 |
220 |
180 |
8-18 |
| 125 |
140 |
250 |
210 |
253 |
123 |
8-18 |
250 |
210 |
8-18 |
| 150 |
140 |
285 |
241 |
269 |
193 |
8-22 |
285 |
240 |
8-22 |
| 200 |
152 |
340 |
295 |
316 |
172 |
8-22 |
340 |
295 |
12-22 |
| 250 |
165 |
395 |
350 |
358 |
202 |
12-22 |
405 |
355 |
12-26 |
| 300 |
178 |
445 |
400 |
384 |
218 |
12-22 |
460 |
410 |
12-26 |
| 350 |
190 |
505 |
460 |
439 |
253 |
16-22 |
520 |
470 |
16-26 |
| 400 |
216 |
565 |
515 |
500 |
300 |
16-26 |
580 |
525 |
16-30 |
| 450 |
222 |
615 |
565 |
528 |
328 |
20-26 |
640 |
585 |
20-30 |
| 500 |
229 |
370 |
620 |
552 |
352 |
20-26 |
710 |
650 |
20-33 |
| 600 |
267 |
780 |
725 |
669 |
397 |
20-30 |
840 |
770 |
20-36 |
| 700 |
292 |
895 |
840 |
745 |
498 |
24-30 |
910 |
840 |
24-36 |
| 800 |
318 |
1015 |
950 |
803 |
571 |
24-33 |
1025 |
950 |
24-39 |
| 900 |
510 |
1115 |
1050 |
880 |
615 |
28-33 |
- |
- |
- |
| 1000 |
550 |
1230 |
1160 |
935 |
705 |
28-36 |
- |
- |
- |
| 1200 |
630 |
1455 |
1380 |
1067 |
827 |
32-39 |
- |
- |
- |
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