Direct through manual rubber lined flange diaphragm valve, suitable for viscous or abrasive media. The valve body lining and diaphragm material are mainly made of EPDM wear-resistant rubber. The valve cover is designed with multiple threads to fully cover the diaphragm to prevent medium leakage. The valve body lining can provide multiple material choices, and the flange connection standard can choose GB national standard or BS EN British standard. The valve body material can be cast iron, ductile iron, cast steel, or bronze.
