Marine Bronze Pneumatic Quick Closing Valve:
China Marine Bronze Pneumatic Quick Closing Valve:
Marine Bronze Pneumatic Quick Closing Valve is air-actuated, and also can be controlled by the rope, used as the emergency shut-off valve for marine fresh water, fuel oil, lubrication oil pipe system. It also can be opened/closed by the handwheel as the stop valve. When in emergency, it can be closed by hand on the spot, or remotely.
Technical Specification:
Design Standard: GB/T5744-2008
Test Standard: GB600
Nominal Pressure: 0.6Mpa~2.5Mpa
Flange Standard: GB2501
Working Pressure of Cylinder: 0.3~0.7Mpa
Main Parts & Material:
Body-Bronze
Bonnet-Bronze
Disc-Bronze
Stem-Stainless Steel / Brass
Piston-Brass
Air Cylinder---Stainless Steel
Main Size(mm):
Nominal Size | Structural Size | Handwheel | Lift Range | Flange | Cylinder Volume | ||||||||||||||||
L | H | L0 | b | PN6 | PN10 | PN16 | PN25 | ||||||||||||||
DN | Type A | Type B | Type A | Type B | Do | m | D | D1 | n-d | D | D1 | n-d | D | D1 | n-d | D | D1 | n-d | L | ||
15 | 130 | 90 | 205 | 220 | 198 | 80 | 8 | 14 | 80 | 55 | 4-11 | 95 | 65 | 4-14 | 95 | 65 | 4-14 | 95 | 65 | 4-14 | 0.075 |
20 | 150 | 95 | 210 | 220 | 198 | 80 | 8 | 16 | 90 | 65 | 4-11 | 105 | 75 | 4-14 | 105 | 75 | 4-14 | 105 | 75 | 4-14 | |
25 | 160 | 100 | 230 | 220 | 198 | 80 | 9 | 16 | 100 | 75 | 4-11 | 115 | 85 | 4-14 | 115 | 85 | 4-14 | 115 | 85 | 4-14 | |
32 | 180 | 105 | 230 | 220 | 198 | 100 | 9 | 18 | 120 | 90 | 4-14 | 140 | 100 | 4-18 | 140 | 100 | 4-18 | 140 | 100 | 4-18 | |
40 | 200 | 115 | 260 | 265 | 235 | 120 | 13 | 18 | 130 | 100 | 4-14 | 150 | 110 | 4-18 | 150 | 110 | 4-18 | 150 | 110 | 4-18 | |
50 | 230 | 125 | 290 | 265 | 240 | 140 | 16 | 20 | 140 | 110 | 4-14 | 165 | 125 | 4-18 | 165 | 125 | 4-18 | 165 | 125 | 4-18 | 0.166 |
65 | 290 | 145 | 315 | 290 | 245 | 140 | 19 | 22 | 160 | 130 | 4-14 | 185 | 145 | 8-18 | 185 | 145 | 8-18 | 185 | 145 | 8-18 | |
80 | 310 | 155 | 330 | 300 | 245 | 160 | 23 | 22 | 190 | 150 | 4-18 | 200 | 160 | 8-18 | 200 | 160 | 8-18 | 200 | 160 | 8-18 | |
100 | 350 | 175 | 385 | 335 | 245 | 180 | 30 | 22 | 210 | 170 | 4-18 | 220 | 280 | 8-18 | 220 | 280 | 8-18 | 235 | 190 | 8-22 | |
125 | 400 | 200 | 442 | 365 | 255 | 180 | 40 | 22 | 240 | 200 | 8-18 | 250 | 215 | 8-22 | 250 | 215 | 8-22 | 270 | 220 | 8-26 | |
150 | 480 | 225 | 485 | 400 | 260 | 200 | 44 | 24 | 265 | 225 | 8-18 | 285 | 240 | 8-22 | 285 | 240 | 8-22 | 300 | 250 | 8-26 | |
200 | 600 | 275 | 605 | 510 | 280 | 320 | 64 | 24 | 320 | 280 | 8-18 | 340 | 295 | 8-22 | 340 | 295 | 12-22 | 360 | 310 | 12-26 |