Marine Bronze/Brass Swing Check Valve JIS F7371 5K:
China Marine Bronze/Brass Swing Check Valve JIS F7371 5K:
Marine Swing Check Valve is a kind of check valve used on the marine pipe system, it is open and close automatically by medium flow and power to prevent the medium backflow,mainly used for medium one-way flow of the line, only allows the medium to flow in one direction.Swing Check Valve can be installed horizontally and vertically in the pipeline. But when installed vertically, the flow direction must be from down to up. Marine Bronze/Brass Swing Check Valve can be used for sea water, fresh water, fuel oil and lubrication oil pipe system.
Technical Specification:
1.Design & Manufacturing Standard: JIS F7371
2.Inspection & Test Standard: JIS F7400
3. Connection Type: Flange
4.Flange Standard: JIS B2220 5K
5.Hydraulic Pressure Test: Body-1.05Mpa, Seat-0.77Mpa~0.4Mpa
6. Warranty: 12months
7. Certificate: CCS, ABS, BV, DNV/GL, RINA, LR, NK, IRS, RMRS
Max Working Pressure:
| Fluid Condition | Max Working Pressure (Mpa) |
| Oil and pulsation water | 0.5 |
| non-shock water of 120℃ or less | 0.7 |
Main Material:
1-Body: Bronze / Brass
2-Disc: Bronze / Brass
3-Stem: Brass
4-Bonnet:Bronze / Brass
Main Data for Joining(mm):
| IMPA CODE | DN | L | D | C | No of Bolt | h | t | H |
| 15 | 110 | 80 | 60 | 4 | 12 | 10 | 69 | |
| 20 | 110 | 85 | 65 | 4 | 12 | 10 | 69 | |
| 751401 | 25 | 110 | 95 | 75 | 4 | 12 | 10 | 69 |
| 751402 | 32 | 130 | 115 | 90 | 4 | 15 | 12 | 79 |
| 751403 | 40 | 140 | 120 | 95 | 4 | 15 | 12 | 93 |
| 50 | 190 | 130 | 105 | 4 | 15 | 16 | 97 | |
| 65 | 155 | 155 | 130 | 4 | 15 | 18 | 119 | |
| 80 | 180 | 180 | 145 | 4 | 19 | 19 | 129 |
