Products tagged with 'Piggable check valve'

Nominal diameter: 8” ~ 48” Pressure rating: class 150 ~ class 1500 Actuator: manual Product features: ①Single-direction backflow prevention, pump or compressor protection; ②Piggable check valve; ③Quick closing + slow movement back to seat, preventing large quantity backflow and avoiding water hammer effect at the same time; ④Counter balance, manually operated.

Nominal Diameter: 2”~40”
Pressure Rating: Class150~Class2500
Product Feature: ①First different diameter pig valve manufacturer, national innovative patent; ② Originated protect inner floating roof tank pigging process method; ③Originated bayonet tooth system port cover structure, inter-locking vent design, ensure operation safety; ④Six unique method, ensure product safety and reliability.