Marine Equipment
Brass Flanged Suction Check Valve CB/T3478-92
Brass Suction Check Valve CB/T3478 is used on the pipe system with the medium oil, sea water & fresh water, it is normally installed on the lowest part of water suction pump pipe line. ...
Brass Flanged Suction Check Valve CB/T3478-92
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China Brass Flanged Suction Check Valve CB/T3478-92:
Brass Suction Check Valve CB/T3478 is used on the pipe system with the medium oil, sea water & fresh water, it is normally installed on the lowest part of water suction pump pipe line.
Technical Specification:
Design Standard:CB/3478-92
Test Standard: GB600
Hydraulic Test Pressure: Body-0.2Mpa, Seat-0.05~0.1Mpa
Flange size as per GB569 or GB2501
| Type | Nominal diameter(mm) | Applicable Medium |
| R,RS,Y,YS | 32~250 | oil, sea water & fresh water |
R---Flange size as per GB569, with rubber sealing
RS---Flange size as per GB2501, with rubber sealing
Y---Flange size as per GB569, with metallic sealing
YS---Flange size as per GB2501, with metallic sealing
Main Parts & Material:
Body-Brass
Cover-Brass
Y/YS Disc-Brass
R/RS Stem-Brass
R/RS Seal Ring-NBR
Main Size(mm):
Size for Type R, Y:
| nominal diameter | structure dimension | Thickness δ | flange | bolt | Lift Range m | Weight (kg) | ||||||||
| H | h | D3 | D | D1 | D2 | d0 | b | Th. | n | R | Y | |||
| 32 | 150 | 15 | 85 | 5 | 115 | 83 | 64 | 15 | 13 | M14 | 6 | 9 | 2.71 | 2.66 |
| 40 | 170 | 17 | 95 | 5 | 125 | 93 | 74 | 15 | 14 | M14 | 6 | 12 | 3.62 | 3.6 |
| 50 | 194 | 21 | 120 | 5 | 135 | 103 | 84 | 15 | 14 | M14 | 6 | 15 | 4.69 | 4.72 |
| 65 | 210 | 26 | 150 | 6 | 155 | 123 | 104 | 15 | 14 | M14 | 6 | 19 | 6.26 | 6.32 |
| 80 | 230 | 30 | 180 | 6 | 170 | 138 | 118 | 15 | 14 | M14 | 8 | 23 | 9.31 | 9.47 |
| 100 | 269 | 39 | 230 | 6 | 190 | 158 | 138 | 15 | 14 | M14 | 8 | 28 | 15.40 | 15.7 |
| 125 | 290 | 47 | 280 | 7 | 215 | 183 | 164 | 15 | 14 | M14 | 10 | 35 | 22.30 | 22.5 |
| 150 | 335 | 57 | 335 | 7 | 240 | 208 | 190 | 15 | 14 | M14 | 12 | 42 | 29.70 | 29.8 |
| 200 | 395 | 73 | 440 | 8 | 295 | 264 | 247 | 15 | 15 | M14 | 12 | 58 | 55.00 | 55.5 |
| 250 | 508 | 91 | 545 | 9 | 365 | 327 | 306 | 17 | 16 | M16 | 14 | 72 | 78.30 | 79.6 |
Size for Type RS, YS:
| nominal diameter | structure dimension | Thickness δ | flange | bolt | Lift Range m | Weight (kg) | ||||||||
| H | h | D3 | D | D1 | D2 | d0 | b | Th. | n | RS | YS | |||
| 32 | 150 | 15 | 85 | 5 | 120 | 90 | 70 | 14 | 15 | M12 | 4 | 9 | 2.96 | 3.01 |
| 40 | 170 | 17 | 95 | 5 | 130 | 100 | 80 | 14 | 16 | M12 | 4 | 12 | 3.85 | 3.87 |
| 50 | 194 | 21 | 120 | 5 | 140 | 110 | 90 | 14 | 17 | M12 | 4 | 15 | 5.00 | 4.97 |
| 65 | 210 | 26 | 150 | 6 | 160 | 130 | 110 | 14 | 17 | M12 | 4 | 19 | 6.56 | 6.50 |
| 80 | 230 | 30 | 180 | 6 | 190 | 150 | 128 | 18 | 19 | M16 | 4 | 23 | 10.00 | 9.84 |
| 100 | 269 | 39 | 230 | 6 | 210 | 170 | 148 | 18 | 20 | M16 | 4 | 28 | 17.50 | 17.20 |
| 125 | 290 | 47 | 280 | 7 | 240 | 200 | 178 | 18 | 20 | M16 | 8 | 35 | 23.90 | 23.70 |
| 150 | 335 | 57 | 335 | 7 | 265 | 225 | 202 | 18 | 20 | M16 | 8 | 42 | 31.60 | 31.50 |
| 200 | 395 | 73 | 440 | 8 | 320 | 280 | 258 | 18 | 22 | M16 | 8 | 58 | 58.60 | 58.10 |
| 250 | 508 | 91 | 545 | 9 | 375 | 335 | 312 | 18 | 24 | M16 | 12 | 72 | 82.90 | 81.80 |
