Cast Steel Self-Closing Drain Valve CBM1078-81 Type U:
China Cast Steel Self-Closing Drain Valve CBM1078-81 Type U:
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: CBM1078-81
Test Standard: GB600
Thread Standard: CB821
Operation Type: Lever type or Press type
Type U- Elblow type, one side is with flange, another side is with thread
Type F- Straight type, two sides are flange connection.
| Type | Name | Nominial Pressure (Kgf/cm2) | Nominal Size(mm) | Applicable Medium |
| F | Straight Drain Valve | 1 | 15,25,40,50 | Fuel oil, lubrication oil and fresh water |
| U | Elbow Drain Valve |
Main Parts & Material:
Body: Cast Steel for DN25, DN40, DN50. Bronze for DN15.
Seat: Bronze
Disc: Bronze
Stem: Bronze
Spring: Carbon spring steel wire
Main Size List(mm):
|
nominal diameter |
structure dimension | flange | bolt | Thread |
handle L0 |
Lift Range m |
Weight (kg) |
|||||||||||||
| L | L1 | L2 | H | H1 | D | C | g | h | t | n | Th. | D1 | D2 | D3 | L | F | U | |||
| 15 | 100 | 50 | 50 | 146 | 40 | 95 | 70 | 52 | 15 | 12 | 4 | M12 | M30×2 | 27 | 19 | 20 | 120 | 8 | 2.5 | 2.1 |
| 25 | 130 | 65 | 65 | 164 | 60 | 125 | 90 | 70 | 19 | 14 | 4 | M16 | M42×2 | 39 | 29 | 20 | 130 | 10 | 5.3 | 4.2 |
| 40 | 180 | – | – | 195 | – | 140 | 105 | 85 | 19 | 16 | 4 | M16 | – | – | – | – | 140 | 13 | 8.0 | – |
| 50 | 220 | – | – | 215 | – | 155 | 120 | 100 | 19 | 16 | 4 | M16 | – | – | – | – | 140 | 15 | 10.4 | – |
