Marine Bronze Sea Suction Valve GB/T2030-2008:
China Marine Bronze Sea Suction Valve GB/T2030-2008:
Marine Bronze Sea Suction Valve is called marine bronze kingston valve, sea valve, sea chest valve. It is the water inlet valve in the bottom or side of the boat, used to control the outboard water into the ship for cleaning and cooling of the ship.
Technical Specification:
Design Standard: GB/T2030-2008
Test Standard: GB600
Flange size as per GB569,GB2501
Hydraulic Test Pressure: 0.6Mpa for body, 0.44Mpa for seat.
Nominal Pressure(Mpa) | Nominal Diameter(mm) | Applicable medium |
0.4 | 80-400 | sea water |
Main Parts & Material:
Body-Bronze
Bonnet-Bronze
Disc-Bronze
Stem-Bronze
Handwheel-Cast Steel
Main Size List(mm):
Size for Type B (Flange size as per GB569):
DN (mm) | Structure Dimension | Flange | Bolt | Thickness t | handle D0 | lift range m | Weight(kgs) | ||||||
L | H | D | D1 | D2 | b | d0 | n | Th. | |||||
50 | 125 | 230 | 135 | 103 | 84 | 13 | 15 | 6 | M14 | 7 | 140 | 16 | 14.4 |
65 | 145 | 240 | 155 | 123 | 104 | 13 | 15 | 6 | M14 | 7 | 140 | 20 | 17.6 |
80 | 155 | 260 | 170 | 138 | 118 | 14 | 15 | 8 | M14 | 7 | 160 | 24 | 16.8 |
100 | 175 | 280 | 190 | 158 | 138 | 14 | 15 | 8 | M14 | 8 | 180 | 30 | 21.8 |
125 | 200 | 310 | 215 | 183 | 164 | 14 | 15 | 10 | M14 | 8 | 200 | 40 | 30.8 |
150 | 225 | 340 | 240 | 208 | 190 | 14 | 15 | 12 | M14 | 9 | 225 | 48 | 47.8 |
200 | 275 | 375 | 295 | 264 | 247 | 15 | 15 | 12 | M14 | 9 | 280 | 60 | 68.4 |
250 | 325 | 425 | 365 | 327 | 306 | 16 | 17 | 14 | M16 | 10 | 360 | 70 | 104.0 |
300 | 375 | 480 | 430 | 386 | 360 | 19 | 22 | 14 | M20 | 11 | 400 | 78 | 167.0 |
350 | 425 | 560 | 480 | 436 | 410 | 20 | 22 | 16 | M20 | 11 | 450 | 100 | 221.0 |
400 | 475 | 640 | 530 | 486 | 460 | 21 | 22 | 16 | M20 | 12 | 500 | 110 | 292.0 |
Size for Type BS (Flange as per GB2501):
DN (mm) | Structure Dimension | Flange | Bolt | Thickness t | handle D0 | lift range m | Weight(kgs) | ||||||
L | H | D | D1 | D2 | b | d0 | n | Th. | |||||
50 | 125 | 230 | 140 | 110 | 90 | 16 | 14 | 4 | M12 | 7 | 140 | 16 | 15.1 |
65 | 145 | 240 | 160 | 130 | 110 | 16 | 14 | 4 | M12 | 7 | 140 | 20 | 17.6 |
80 | 155 | 260 | 190 | 150 | 128 | 18 | 18 | 4 | M16 | 7 | 160 | 24 | 21.0 |
100 | 175 | 280 | 210 | 170 | 148 | 18 | 18 | 4 | M16 | 8 | 180 | 30 | 25.7 |
125 | 200 | 310 | 240 | 200 | 178 | 20 | 18 | 8 | M16 | 8 | 200 | 40 | 36.5 |
150 | 225 | 340 | 265 | 225 | 202 | 20 | 18 | 8 | M16 | 9 | 225 | 48 | 59.8 |
200 | 275 | 375 | 320 | 280 | 258 | 22 | 18 | 8 | M16 | 9 | 280 | 60 | 80.7 |
250 | 325 | 425 | 375 | 335 | 312 | 24 | 18 | 12 | M16 | 10 | 360 | 70 | 121.0 |
300 | 375 | 480 | 440 | 395 | 365 | 24 | 22 | 12 | M20 | 11 | 400 | 78 | 184.0 |
350 | 425 | 560 | 490 | 445 | 415 | 24 | 22 | 12 | M20 | 11 | 450 | 100 | 247.0 |
400 | 475 | 640 | 540 | 495 | 465 | 24 | 22 | 16 | M20 | 12 | 500 | 110 | 324.0 |
450 | 500 | 720 | 595 | 550 | 520 | 24 | 22 | 16 | M20 | 12 | 550 | 150 | 467.2 |
500 | 525 | 800 | 645 | 600 | 570 | 26 | 22 | 20 | M20 | 13 | 600 | 155 | 550.9 |