|
[China]
Trade Verify
Address: B5 Chao Yang Factory, Caohu Industrial Park, Xiangcheng Economic Development Zone, Suzhou, Jiangsu Province P.R.C
Contact name:Matt Liang
Suzhou Alpine Flow Control Co., Ltd |
|
Verified Suppliers
|
|
|
Both Side Seal Ductile Iron Double Flange Double Eccentric Butterfly Valve
Double Eccentric Flange Type Butterfly Valve with worm gear (we call abbreviated FBGD) is a newly advanced design butterfly valve. With double eccentric design and soft rubber seal on the body, the operational toque is one of the lowest among all the butterfly valves and can be sealed in both directions,disc and stem are very strong without any deformation.
Dovetail seal design with multiple groove and internal epoxy stuffed, more than two ways of rubber extension space brings less compression and wearing between disc and soft seat and prevents the rubber seal to be blowed out.
Main Materials:
| Valve Body | DI GJS500-7 |
| Valve Disc | DI GJS500-7 |
| Stem | SS420 |
| Body Seat | EPDM |
| Disc Seat | Stainless Steel 316L |
| Pin | SS431 |
Opening Degree VS Flow Coefficient Kv
| KV Value | |||||||||
| Opening degree | |||||||||
| DN | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 |
| 100 | 8 | 12 | 26 | 62 | 124 | 168 | 311 | 495 | 624 |
| 150 | 13 | 51 | 103 | 173 | 276 | 442 | 719 | 1041 | 1184 |
| 200 | 17 | 108 | 191 | 304 | 488 | 794 | 1260 | 1854 | 2152 |
| 250 | 22 | 177 | 309 | 485 | 768 | 1242 | 1989 | 2897 | 3363 |
| 300 | 26 | 252 | 454 | 698 | 1099 | 1786 | 2835 | 4212 | 4843 |
| 350 | 33 | 302 | 622 | 1152 | 1702 | 2203 | 3652 | 6152 | 7302 |
| 400 | 51 | 351 | 751 | 1402 | 2142 | 2822 | 4602 | 7602 | 8402 |
| 450 | 55 | 414 | 952 | 1632 | 2522 | 3402 | 5602 | 8962 | 11002 |
| 500 | 67 | 472 | 1077 | 1922 | 2572 | 4582 | 7922 | 11812 | 14242 |
| 600 | 80 | 750 | 1718 | 3062 | 4100 | 7304 | 12612 | 18802 | 22682 |
| 700 | 97 | 868 | 2168 | 3982 | 5178 | 9272 | 16052 | 23432 | 28852 |
| 800 | 194 | 1390 | 3036 | 5576 | 7766 | 12702 | 22152 | 33472 | 46282 |
| 900 | 290 | 1762 | 3902 | 6972 | 9582 | 16822 | 28222 | 43452 | 52902 |
| 1000 | 362 | 2190 | 5056 | 8502 | 11442 | 21052 | 36162 | 52102 | 63402 |
| 1200 | 506 | 2733 | 6746 | 12261 | 15971 | 29201 | 48902 | 73802 | 90802 |
Dimension:
