
●adoptJIS·ISOStandard structural dimensions
●The sealing surface of the valve seat is in the shape of a cosine curve
●Spherical shaped valve plates can significantly improve the lifespan of valves
● Use secondary sealing rings to give the valve automatic adjustment function
● Center and secondary sealing function
Used for wet piping 【 Evaluation 】62-006】【 Evaluation 】2-004】
(700G) Handle type(1G)40~200mmGearbox type(2U2G)40~30mm、 (21)40~200mm】
【 Evaluation 】62-006-1】
Handle type(1G)Gearbox type(2I2U2G)50~200mm】
【 Evaluation 】16-060】
Handle type(1G1T)Gearbox type(2I2U2G)80~200mm】
This product has passed the performance evaluation of the Japan Fire Equipment Safety Center and is allowed to be used on fire and disaster prevention equipment