China Marine Bronze/Brass Self-Closing Drain Valve JIS F7398F:
The full name of Marine Self-Closing Drain Valve is marine fuel oil tank self-closing drain valve, and sometimes it is also called as self-closing valve or drain valve, spring loaded drain valve.It is used on the fuel oil tank to discharge the oil. There are two type of self-closing valve, Type U and Type F.
Technical Specification:
1.Design Standard: JIS F7398-1996
2.Test Standard: JIS 7400-1996
3. Connection Type: Flange
4. Flange Standard: JIS B2220 FF 5K or 10K
5.Max Working Pressure: 0.1Mpa
6.Hydraulic Test Pressure for Body: 0.15Mpa
7.Hydraulic Test Pressrue for Seat (Sealing): 0.11Mpa
8.Operation Way: Lever or Pushing
Main Material:
Body: Bronze / Brass
Bonnet: Bronze /Brass
Disc: Bronze /Brass
Stem: Brass
Lever: SS400
Gasket: non-asbestos
Main Data for Joining(mm):
| DN | d | L | D | C | NO. | h | t | H |
| 5K15F | 15 | 110 | 80 | 60 | 4 | 12 | 9 | 179 |
| 5K20F | 20 | 130 | 85 | 65 | 4 | 12 | 10 | 187 |
| 5K40F | 40 | 180 | 120 | 95 | 4 | 15 | 12 | 229 |
| 10K20F | 20 | 130 | 100 | 75 | 4 | 15 | 14 | 187 |