Good quality comes to start with; service is foremost; organization is cooperation” is our enterprise philosophy which is regularly observed and pursued by our firm for Europe style for Soft Back Seat Rubber Lined Double Flanged Butterfly Valve, By way of more than 8 years of business, we’ve got accumulated rich experience and advanced technologies while in the generation of our items.
Good quality comes to start with; service is foremost; organization is cooperation” is our enterprise philosophy which is regularly observed and pursued by our firm for Double Flanged Butterfly Valve, Sanitary Butterfly Valve, Worm Gear Butterfly Valve, We have been confident that we’re able to provide you with opportunities and is going to be a valuable business partner of you. We look forward to working with you soon. Learn more about the types of items that we work with or contact us now directly with your inquiries. You are welcome to contact us anytime!
Material of main parts:
Part name |
Material |
Valve body |
Cast iron, nodular cast iron, cast steel, stainless steel |
Valve disc |
Ductile iror nickel plated, stainless steel, PTFE |
Valve seat |
NBR, EPDM,sea water, VITON,PTFE |
Valve stem |
Stainless steel,45# nickel plated |
Seal |
NBR, EPDM, Neoprene .PTFE, Oily packing |
Specification
PN(MPa) Nominal pressure |
1.0 |
1.6 |
(MPa) Seal test |
1.1 |
1.76 |
(MPa) Strength test |
1.5 |
2.4 |
Suitable mediums |
Water,sewage,sea water.acid and alkali |
|
°C Working temperature |
-21~150 |
Main dimensions
DN(mm) | L | L1 | D | D1 | D3 | D4 | H1 | H2 | H3 | b | n-ød | |||
1.0 | 1.6 | 1.0 | 1.6 | 1.0 | 1.6 | |||||||||
50 | 108 | 160 | 165 | 165 | 125 | 125 | 77 | 57 | 83 | 130 | 60 | 18 | 4-ø18 | 4-ø18 |
65 | 112 | 160 | 185 | 185 | 145 | 145 | 77 | 57 | 93 | 140 | 60 | 18 | 4-ø18 | 4-ø18 |
80 | 114 | 160 | 200 | 200 | 160 | 160 | 77 | 57 | 100 | 150 | 60 | 20 | 8-ø18 | 8-ø18 |
100 | 127 | 160 | 220 | 220 | 180 | 180 | 92 | 70 | 110 | 165 | 60 | 20 | 8-ø18 | 8-ø18 |
125 | 140 | 160 | 250 | 250 | 210 | 210 | 92 | 70 | 123 | 180 | 60 | 22 | 8-ø18 | 8-ø18 |
150 | 140 | 160 | 285 | 285 | 240 | 240 | 92 | 70 | 143 | 200 | 60 | 22 | 8-ø22 | 8-ø22 |
200 | 152 | 210 | 340 | 340 | 295 | 295 | 115 | 89 | 171 | 230 | 72 | 24 | 8-ø22 | 12-ø22 |
250 | 165 | 210 | 390 | 405 | 350 | 355 | 115 | 89 | 203 | 270 | 72 | 24 | 12-ø22 | 12-ø26 |
300 | 178 | 210 | 440 | 460 | 400 | 410 | 140 | 108 | 230 | 320 | 758 | 26 | 12-ø22 | 12-ø26 |
350 | 190 | 210 | 500 | 520 | 460 | 470 | 140 | 108 | 260 | 350 | 75 | 26 | 16-ø22 | 16-ø26 |
400 | 216 | 320 | 565 | 580 | 515 | 525 | 197 | 159 | 300 | 390 | 126 | 28 | 16-ø26 | 16-ø30 |
450 | 222 | 320 | 615 | 640 | 565 | 585 | 197 | 159 | 335 | 428 | 126 | 30 | 20-ø26 | 20-ø30 |
500 | 229 | 320 | 670 | 715 | 620 | 650 | 197 | 159 | 373 | 450 | 126 | 32 | 20-ø26 | 20-ø33 |
600 | 267 | 340 | 780 | 840 | 725 | 770 | 276 | 216 | 430 | 520 | 127 | 34 | 20-ø30 | 20-ø36 |
700 | 292 | 380 | 895 | 910 | 840 | 840 | 300 | 254 | 470 | 600 | 167 | 36 | 24-ø30 | 24-ø36 |
800 | 318 | 380 | 1015 | 1025 | 950 | 950 | 300 | 254 | 523 | 662 | 167 | 36 | 24-ø30 | 24-ø39 |
900 | 330 | 400 | 1115 | 1125 | 1050 | 1050 | 300 | 254 | 589 | 710 | 193 | 40 | 28-ø33 | 28-ø39 |
1000 | 410 | 400 | 1230 | 1255 | 1160 | 1170 | 300 | 254 | 656 | 780 | 193 | 42 | 28-ø36 | 28-ø42 |