The wafer type butterfly check valve are adopt the foreign advanced structure design, achieve the international standard belonging to the energy-saving product. The product in high performance, safety in use, little resistance mainly use in petrol, chemical, medical, textile, paper making, water supply and drainage, smelting and energy systems. It is a non- returen valve.

Specification
Suitable medium:  fresh water, oil, sewage, air steam, food, medicines, acids.
Working temperature: -35℃-+150℃
Nominal pressure: PN16
Main Parts material
Body: cast iron GG18
Stem: carbon steel or SS416
Seat: EPDM
Spring: stainless steel