Z941T/M-10電動裝置(zhì)明杆楔(xiē)式單閘板(bǎn)閘閥
Q41F-16CC低扭矩球閥
Q341F燃氣浮動式球閥
旋啟式止回閥
H41N臥式(shì)止(zhǐ)回閥
JY41N/F/B型暗(àn)杆截止閥
J41N F燃氣截止閥
Z47F係列無泄漏(lòu)燃氣平板閘閥
H44X(SFCV)橡膠瓣止回閥
HC42X/DRVZ靜音式止回閥
HC41X節能消聲止回閥
HH46/48/49X/H微阻緩閉蝶式止回閥