Flanged swing check valve China

Water can only flow via a swing check valve, also referred to as a non-return valve or one-way valve, and it operates automatically without any external control.The disc swings off the seat to permit forward flow or swing on the seat to block reverse flow. It typically applies for the fire pipelines between water main and private fire service systems, or at the fire pumper connections.

The disc swings off the seat to permit forward flow or swing on the seat to block reverse flow. It typically applies for the fire pipelines between water main and private fire service systems, or at the fire pumper connections.