·Kukula kwamaso ndi kumaso kumayenderana ndi EN558-1, kusindikiza kofewa 48(DIN 3202 F6) kumagwirizana ndi EN 12334
· Diaphragm imatseka, mwachangu komanso yopanda mawu
· Diaphragm material NBR EPDM
Kuyendera komaliza kumagwirizana ndi EN12266
Kukula koyenera: DN40~DN500
· Kutentha koyenera: -20 ~ 100°C
· Thupi la vavu: chitsulo choponyedwa / nodular cast iron
·Vavu chimbale: EPDM wokutidwa
1. Swing check valve disc 90 ° C zochita zimapereka ntchito yabwino yosabwerera kwa madzi oyera.
2. Zitsulo zosapanga dzimbiri kapena zamkuwa zamkati, kukana kwambiri kwa abrasion, kusindikiza bwino komanso kukana dzimbiri mwamphamvu
3. Valavu yoyang'anira mphira ya mphira imakhala yozimitsa mu 45 ° C, yofulumira komanso yopanda phokoso, yopereka ntchito yabwino pakubwerera kwa madzi ndi zinthu zambiri zakunja.
4. Rubber disc swing check valve imakutidwa ndi EPDM kapena zipangizo zina zoyenera kwa ma mediums osiyanasiyana.
5. Pamwamba ndi mkati mwa valavu thupi lili ndi epoxy resin corrosion-proof zokutira