D971X electric rubber clip butterfly valve

D941X electric flange soft seal butterfly valve

D971 XT electric desulfurization clamp butterfly valve

D971H electric hard seal butterfly valve

D941H electric hard sealing flange butterfly valve

D941W electric ventilation butterfly valve

Q911F electric screw ball valve

Q941F electric flange ball valve

Q944/45f electric three-way flange ball valve

Z941H electric gate valve

MXY type open bar cast iron inlaid copper round gate

MXF rising bar cast iron square gate with copper insert