Stainless steel piston check valve (with internal threads)

Stainless steel piston check valves are designed to stop the flow of liquid in the pipeline from returning after the liquid supply has been shut off. The piston check valve (with internal threads) can be made of either AISI 304 or AISI 316 stainless steel. These products can be used for plumbing, and are also suitable for the dairy, meat, vegetable, beverage and other food industries.