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Cast Steel Self-Closing Drain Valve CB/T601-92 Type U
China Cast Steel Self-Closing Drain Valve CB/T601-92 Type U:
Marine Self-closing Drain Valve is used on the pipe system with the medium sea water, fresh water, fuel oil, lubrication oil.
Technical Specification:
Design Standard:CB/T601-92
Test Standard: GB600
Thread Standard: CB3019
Type U- one side is with flange, another side is with thread
Type F- two sides are flange connection.
| Type | Name | Nominal pressure(Mpa) | Nominal Diameter(mm) |
| A | flange size as per GB569 | 0.25 | 15,25,40 |
| AS | flange size as per GB2501 |
Main Parts & Material:
Body: Cast Steel for DN25 & DN40, Bronze for DN15.
Seat: Bronze
Disc: Bronze
Stem: Bronze
Spring: Carbon spring steel wire
Main Size List(mm):
For Type A : (Flange size ad per GB569)
|
nominal diameter |
Structure Dimension | Flange | screw end |
Lift Range m |
Weight (kg) |
|||||||||||||
| L | L1 | L2 | H | H1 | δ | D | D1 | D2 | b | f | n | d | Th. | d1 | d2 | |||
| 25 | 136 | 183 | 130 | 168 | 62 | 6 | 105 | 73 | 56 | 12 | 1 | 4 | 13 | M42×2 | 39 | 29 | 10 | 3.1 |
| 40 | 170 | 203 | 140 | 195 | 80 | 7 | 125 | 93 | 74 | 13 | 1 | 6 | 15 | –– | – | – | 13 | 6.9 |
For Type AS (Flange size as per GB2501):
|
nominal diameter |
Structure Dimension | Flange | screw end |
Lift Range m |
Weight (kg) |
|||||||||||||
| L | L1 | L2 | H | H1 | δ | D | D1 | D2 | b | f | n | d | Th. | d1 | d2 | |||
| 15 | 130 | 165 | 120 | 146 | 46 | 4 | 80 | 55 | 40 | 12 | 2 | 4 | 11 | M30×2 | 27 | 19 | 7 | 1.75 |
| 25 | 160 | 183 | 130 | 168 | 62 | 6 | 100 | 75 | 60 | 14 | 2 | 4 | 11 | M42×2 | 39 | 29 | 10 | 3.64 |
| 40 | 200 | 203 | 140 | 195 | 80 | 7 | 130 | 100 | 80 | 16 | 3 | 4 | 14 | –– | – | – | 13 |
6.93 |