25 spline butterfly valve products are offered for sale by suppliers on Alibaba.com, of which butterfly valves accounts for 52%, valves(old) accounts for 8%.
A wide variety of spline butterfly valve options are available to you, such as manual, pneumatic.You can also choose from normal temperature, medium temperature and high temperature spline butterfly valve,as well as from water spline butterfly valveAnd whether spline butterfly valve is iron, {2}, or {3}.