Steam Airtightness |
With the temperature of 440~450oC and the pressure of 11~12Mpa, keep for 30 min without puncture |
With the temperature of 390~400oC and the pressure of 8~9Mpa, keep for 30 min without puncture |
With the temperature of 340~350oC and the pressure of 7~8Mpa, keep for 30 min without puncture |
With the temperature of 290~300oC and the pressure of 4~5Mpa, keep for 30 min without puncture |
With the temperature of 200~220oC and the pressure of 2~3Mpa, keep for 30 min without puncture |
With the temperature of 140~150oC and the pressure of 1.5~2Mpa, keep for 30 min without puncture |