| STANDARD | PRESSURE | SIZE | 
|---|---|---|
| JIS F7366 | 10K | 50A~400A | 
| RATING | 5 | 10 | 16 | 
|---|---|---|---|
| Hydraulic inspection  for body  | 
                            10.5 | 21 | 24 | 
| Watertight inspection  for valve seat  | 
                            7.7 | 15.4 | 17.6 | 
| Rating | ||
|---|---|---|
| Fluid condition | Nominal dia. 200A or less | Nominal dia. 250A or less | 
| Saturated steam | 7 | 5 | 
| Oil and pulsation water | 10 | 14 | 
| Non shock water  of 120℃ or less  | 
                            10 | 14 |