Electric Metal Hard-sealed Wafer Butterfly Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Electric metal hard-sealed wafer butterfly valves
Technical performance
D973H electric matel hard-sealed butterfly valve is applicable to the automatic pipeline of water, steam, oil, air, gas and other different media, the installation of different electric actuator can achieve a different degree of self-control. The kinds of electric devices of electric valve are angular and multi-turn. The main features are: 1, suitable temperature -20 ~ +425 º C; 2, large work pressure, wear-resistant, and a long service life, open and close quickly; 3, good sealing performance, with self-centering effect, and the leakage is small; 4, it is free to replace the existing variety of electrical equipment products; 5, it can be installed quickly closed electric actuator, only need 2 seconds can be closed or open. The D973H electric matel hard-sealed butterfly valve manufactured by Shanghai Fengqi Industry development Co.,ltd has been working as a regulating media flow and hoist device in the pipeline of food, beverage, pharmaceutical, petrochemical, power plants, steel mills, industrial environmental water treatment, high-rise building to a variety of drainage pipes.
Dimensions & constructral diagram
Electric metal hard-sealed wafer butterfly valve constructral diagram(pic1)
Electric metal hard-sealed wafer butterfly valve constructral diagram(pic2)
The main external dimensions of D973H-10/16/25
| Nominal diameter （DN）(mm) | main dimension | flange dimensions and bolt specifications | |||||||
| 1.0 MPa | 1.6 MPa | 2.5 MPa | |||||||
| L | H | H1 | D1 | 4-Ф-M | D1 | 4-Ф-M | D1 | 4-Ф-M | |
| 50 | 43 | 530 | 112 | 125 | Ф18 | 125 | Ф18 | 125 | Ф18 |
| 65 | 46 | 530 | 115 | 145 | Ф18 | 145 | Ф18 | 145 | Ф18 |
| 80 | 49 | 565 | 120 | 160 | Ф18 | 160 | Ф18 | 160 | Ф18 |
| 100 | 56 | 600 | 138 | 180 | Ф18 | 180 | Ф18 | 190 | Ф23 |
| 125 | 64 | 640 | 164 | 210 | Ф18 | 210 | Ф18 | 220 | Ф27 |
| 150 | 70 | 705 | 175 | 240 | Ф23 | 240 | Ф23 | 250 | Ф27 |
| 200 | 71 | 775 | 208 | 295 | M20 | 295 | M20 | 310 | M24 |
| 250 | 76 | 945 | 243 | 350 | M20 | 355 | M24 | 370 | M27 |
| 300 | 83 | 1070 | 283 | 400 | M20 | 410 | M24 | 430 | M27 |
| 350 | 92 | 1140 | 310 | 460 | M20 | 470 | M24 | 490 | M30 |
| 400 | 102 | 1210 | 340 | 515 | M24 | 525 | M27 | 550 | M33 |
| 450 | 114 | 1335 | 380 | 565 | M24 | 585 | M27 | 600 | M33 |
| 500 | 127 | 1415 | 410 | 620 | M24 | 650 | M30 | 660 | M33 |
| 600 | 154 | 1605 | 470 | 725 | M27 | 770 | M33 | 770 | M36 |
| 700 | 165 | 1844 | 550 | 840 | M27 | 840 | M33 | 875 | M39 |
| 800 | 190 | 2040 | 640 | 950 | M30 | 950 | M36 | 990 | M45 |
| 900 | 203 | 2255 | 710 | 1050 | M30 | 1050 | M36 | 1090 | M45 |
| 1000 | 216 | 2380 | 770 | 1160 | M33 | 1170 | M39 | 1210 | M52 |
| 1200 | 254 | 2640 | 890 | 1380 | M36 | 1390 | M45 | 1420 | M52 |
