Marine Equipment
Marine Center Pivoted Hand Manual Wafer 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. Connecti...
Marine Center Pivoted Hand Manual Wafer Butterfly Valve
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China Marine Center Pivoted Hand Manual Wafer 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
Technical Specification:
Design Standard: GB/T3036-1994 Type A/AS
Test Standard: GB600
Applicable Medium: sea water, fresh water, air, crude/refined oil (t≤70℃)
Main Material:
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
Main Size:
| 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 | |