Purpose designed materials handling valve 专为物料气力输送设计的阀门$ e8 y/ G# s# d" V0 S7 t- ]$ w4 y6 w
50mm up to 500mm 口径从50mm到 500mm不等 . U# }) Z. Y. _Up to 1 million operating cycles between service 可连续动作100万次/ Z |" g8 r) ~; c
Up to 30 bar design 密封压力可达 30 bar