Marine Center Hand Manual Wafer Butterfly valve is used to adjust the flow rate, open and close the pipe system in the marine pipe system, with the simple structure.
Connection Type: Wafer, Lug, Flange
GB Marine Butterfly Valve
Marine Center Hand Manual Wafer Butterfly valve is used to adjust the flow rate, open and close the pipe system in the marine pipe system, with the simple structure. Connection Type: Wafer, Lug, Flange ...
Marine Center Hand Manual Wafer Butterfly valve is used to adjust the flow rate, open and close the pipe system in the marine pipe system, with the simple structure.
Connection Type: Wafer, Lug, Flange
Design Standard: GB/T3036-1994 Type A/AS
Test Standard: GB600
Applicable Medium: sea water, fresh water, air, crude/refined oil (t≤70℃)
1-Body: Cast Iron, Ductile Iron, Cast Steel, Bronze
2-Disc: DI or WCB with galv, Stainless Steel, Bronze
3-Pin: Stainless Steel
4-Seat: NBR, EPDM,CR,FKM,VITION,PTFE
5-Stem: Stainless Steel
| Nominal Pressure Mpa | Norminal diameter | Structure& Flange Dimension | Hole of Bolt | |||||||||||||||||||
| ISO、JIS、GB | ISO(GB2501-89) | JIS | GB(GB569-65) | ISO | JIS | GB | ||||||||||||||||
| H | H1 | L1 | L | D | D1 | D2 | L | D | D1 | D2 | L | D | D1 | D2 | n | Th. | n | Th. | n | Th. | ||
| 1.0 | 50 | 235 | 90 | 260 | 43 | 165 | 125 | 102 | 40 | 155 | 120 | 88 | 43 | 135 | 103 | 84 | 4 | 18 | 4 | 19 | 6 | 16 |
| 65 | 250 | 100 | 260 | 46 | 185 | 145 | 122 | 40 | 175 | 140 | 112 | 46 | 155 | 123 | 104 | 4 | 18 | 4 | 19 | 6 | 16 | |
| 80 | 295 | 130 | 260 | 46 | 200 | 160 | 133 | 60 | 185 | 150 | 125 | 46 | 170 | 138 | 118 | 8 | 18 | 8 | 19 | 8 | 16 | |
| 100 | 315 | 135 | 260 | 52 | 220 | 180 | 158 | 60 | 210 | 175 | 144 | 52 | 190 | 158 | 138 | 8 | M16 | 8 | M16 | 8 | M14 | |
| 125 | 350 | 155 | 260 | 56 | 250 | 210 | 184 | 60 | 250 | 210 | 178 | 56 | 215 | 183 | 164 | 8 | M16 | 8 | M20 | 10 | M14 | |
| 150 | 405 | 170 | 310 | 56 | 285 | 240 | 212 | 70 | 280 | 240 | 207 | 56 | 240 | 208 | 190 | 8 | M20 | 8 | M20 | 12 | M14 | |
| 200 | 455 | 190 | 310 | 60 | 340 | 295 | 268 | 80 | 330 | 290 | 265 | 60 | 310 | 273 | 250 | 8 | M20 | 12 | M20 | 14 | M16 | |