Marine Cast Steel Overboard Stop Check Valveis used as the ship side valve in the marine sea water and fresh water pipe system.
Design Standard: GB/T1853-2008
Test Standard: GB/T600
Flange size as per GB/T569 or GB/T2501
GB Marine Globe Valve
Marine Cast Steel Overboard Stop Check Valveis used as the ship side valve in the marine sea water and fresh water pipe system. Design Standard: GB/T1853-2008 Test Standard: GB/T600 Flange size as per G...
Marine Cast Steel Overboard Stop Check Valveis used as the ship side valve in the marine sea water and fresh water pipe system.
Design Standard: GB/T1853-2008
Test Standard: GB/T600
Flange size as per GB/T569 or GB/T2501
| Type | Nominal Pressure(Mpa) | Nominal Diameter(mm) | Applicable Medium |
| A,B (as per GB/T569) | 0.6 | 40~350 | sea water,fresh water |
| AS,BS(as per GB/T2501) |
Body-Cast Steel
Bonnet-Cast Steel
Disc-Bronze or Stainless Steel
Seat-Bronze or Stainless Steel
Stem-Bronze or Stainless Steel
| DN (mm) | Structure Dimension | Thickness t | Flange | Bolt | hand wheel | Lift Range m≈ | Weight(kg) | |||||||||||
| A | B | |||||||||||||||||
| H | L | H | L | L1 | D | D1 | D2 | d0 | b | n | Th. | D0 | S | A | B | |||
| 40 | 300 | 200 | 326 | 90 | 90 | 6 | 125 | 93 | 74 | 15 | 13 | 6 | M14 | 120 | 11 | 12 | 7.8 | 7.5 |
| 50 | 218 | 230 | 383 | 95 | 95 | 7 | 135 | 103 | 84 | 15 | 13 | 6 | M14 | 140 | 12 | 15 | 10.8 | 10.7 |
| 65 | 348 | 290 | 430 | 115 | 115 | 7 | 155 | 123 | 104 | 15 | 14 | 6 | M14 | 140 | 12 | 19 | 16.3 | 15.9 |
| 80 | 390 | 310 | 474 | 125 | 125 | 7 | 170 | 138 | 118 | 15 | 14 | 8 | M14 | 160 | 14 | 23 | 21.6 | 21 |
| 100 | 414 | 350 | 498 | 150 | 135 | 8 | 190 | 158 | 138 | 15 | 14 | 8 | M14 | 180 | 14 | 28 | 29.7 | 27.6 |
| 125 | 466 | 400 | 561 | 175 | 155 | 8 | 215 | 183 | 164 | 16 | 14 | 10 | M14 | 200 | 17 | 35 | 39.5 | 39 |
| 150 | 528 | 480 | 616 | 180 | 160 | 9 | 240 | 208 | 190 | 16 | 14 | 12 | M14 | 200 | 17 | 42 | 54.8 | 49.2 |
| 200 | 736 | 600 | 829 | 215 | 215 | 10 | 295 | 264 | 247 | 16 | 15 | 12 | M14 | 280 | 22 | 55 | 89 | 70 |
| 250 | 858 | 730 | 986 | 250 | 250 | 11 | 365 | 327 | 306 | 18 | 16 | 14 | M16 | 320 | 27 | 65 | 139.4 | 117.5 |
| 300 | 1015 | 850 | 1160 | 300 | 300 | 12 | 430 | 386 | 360 | 22 | 19 | 14 | M20 | 400 | 27 | 80 | 192.6 | 170.8 |
| 350 | 1065 | 980 | 1210 | 320 | 320 | 12 | 480 | 436 | 410 | 22 | 28 | 16 | M20 | 450 | 32 | 100 | 230.9 | 220.4 |
| DN (mm) | Structure Dimension | Thickness t | Flange | Bolt | hand wheel | Lift Range m≈ | Weight(kg) | |||||||||||
| AS | BS | |||||||||||||||||
| H | L | H | L | L1 | D | D1 | D2 | d0 | b | n | Th. | D0 | S | AS | BS | |||
| 40 | 300 | 200 | 326 | 115 | 115 | 6 | 130 | 100 | 80 | 14 | 16 | 4 | M12 | 120 | 11 | 12 | 8.2 | 7.9 |
| 50 | 218 | 230 | 383 | 125 | 125 | 7 | 140 | 110 | 90 | 14 | 16 | 4 | M12 | 140 | 12 | 15 | 12.8 | 11.6 |
| 65 | 348 | 290 | 430 | 145 | 145 | 7 | 160 | 130 | 110 | 14 | 16 | 4 | M12 | 140 | 12 | 19 | 19.5 | 18.6 |
| 80 | 390 | 310 | 474 | 155 | 155 | 7 | 190 | 150 | 128 | 18 | 18 | 4 | M16 | 160 | 14 | 23 | 24.9 | 23.8 |
| 100 | 414 | 350 | 498 | 175 | 175 | 8 | 210 | 170 | 148 | 18 | 18 | 4 | M16 | 180 | 14 | 28 | 32.65 | 30.7 |
| 125 | 466 | 400 | 561 | 200 | 200 | 8 | 240 | 200 | 178 | 18 | 20 | 8 | M16 | 200 | 17 | 35 | 45.8 | 44.7 |
| 150 | 528 | 480 | 616 | 225 | 225 | 9 | 265 | 225 | 202 | 18 | 20 | 8 | M16 | 200 | 17 | 42 | 59.8 | 54.9 |
| 200 | 736 | 600 | 829 | 275 | 275 | 10 | 320 | 280 | 258 | 18 | 22 | 8 | M16 | 280 | 22 | 55 | 97.1 | 78.3 |
| 250 | 858 | 730 | 986 | 325 | 325 | 11 | 375 | 335 | 316 | 18 | 24 | 12 | M16 | 320 | 27 | 65 | 148.4 | 126.6 |
| 300 | 1015 | 850 | 1160 | 375 | 375 | 12 | 440 | 395 | 365 | 22 | 24 | 12 | M20 | 400 | 27 | 80 | 201.7 | 179.2 |
| 350 | 1065 | 980 | 1210 | 425 | 425 | 12 | 490 | 445 | 415 | 22 | 24 | 12 | M20 | 450 | 32 | 100 | 239.9 | 229.6 |