740E 高性能低溫鋁蝶閥的閥板與閥座具有獨特的結(jié)構(gòu)設(shè)計，因此具有優(yōu)良的切斷性能和耐久性能，是一種用途廣泛的調(diào)節(jié)閥。

This series is high performance cryogenic aluminum butterfly valve of high durability, high seating performance. It has several different seal ring construction suitable to various service applications.