AT40/AT60WEIR威尔韦尔伟尔气动薄膜调节阀膜片

ZHA精小型调节阀膜片ZHA22,23,24,34,45,56

CV3000调节阀波纹膜片HA1HA2HA3HA4HA5

GMA系列高压滚动膜片20,201,21S,34,SM1,SM2,ST系列

ZMAZMA-1,2,3,4,5,6,AB型ZMA调节阀膜片

ZMA-1,2,3,4,5精小型ZMA-1,2,3,4,5调节阀膜片

HA-1,2,3,4,5精小型CV3000的HA-1,2,3,4,5调节阀膜片