China Marine Ductile Iron Globe Check Valve JIS F7321C 5K:
Marine Ductile Iron Globe Check is marine SDNR valve made of ductile iron to replace the bronze SDNR valve in the pipe system with some small size to reduce the cost.
Technical Specification:
Nominal Size: DN15~DN40.
Design Standard: JIS F7312C-1996
Test Standard: JIS 7400-1996
Hydraulic Test Pressure: Body-1.05Mpa, Seat-0.77Mpa
Flange Standard: JIS B2220 -5K
Main Material:
1.Body/Bonnet---Ductile Iron FCD450
2.Seat---SUS (SCS2) /Bronze (BC6)
3.Stem--SUS (SCS2) /Brass (C3771BD)
Main Size(mm):
| SIZE | L | C | Hole | Weight (kg) |
| 5K15 | 100 | 80 | 4 X D12 | 1.98 |
| 5K20 | 110 | 85 | 4 X D12 | 2.8 |
| 5K25 | 120 | 95 | 4 X D12 | 4.18 |
| 5K32 | 140 | 115 | 4 X D15 | 5.53 |
| 5K40 | 160 | 120 | 4 X D15 | 7.08 |