FULL-lined PTFE handle butterfly valve
Stainless steel PTEE-lined wafer butterfly valve
FULL-lined PTFE turbin butterfly valve(wafer)
Half-lined PTFE pneumatic butterfly valve
PTEE-lined lug butterfly valve
FULL-lined PTFE electric butterfly valve
Half-lined PTFE stainless steel turbine butterfly valve (flange)D341F
FULL-lined PTFE handle butterfly valve (wafer type)