JIS F7371 Bronze Swing Check Valve
Material of Main Parts:
Body material: Bronze
Disc material: Bronze
Bonnet material: Bronze
Overview
Testing:
Shell strength test: Conducted using water at 1.5 times the nominal pressure.
Sealing test: Performed using water or air at 1.1 times the nominal pressure in reverse sealing tests to ensure zero leakage or a leakage rate within the permissible range specified by standards.
Drawing：
Data sheet:
Size | L | D | C | No. | h | t | H | D2 |
15 | 100 | 80 | 60 | 4 | 12 | 9 | 65 | 37 |
20 | 110 | 85 | 65 | 4 | 12 | 10 | 68 | 39 |
25 | 110 | 95 | 75 | 4 | 12 | 10 | 69 | 41 |
