Product Overview

The UPVC vertical check valve is a one-way flow control valve made of hard polyvinyl chloride (UPVC) material. It adopts a vertical installation structure. Its main function is to prevent the backflow of the medium in the pipeline and ensure the safe and stable operation of the pipeline system. It is widely used in water supply and drainage, chemical, environmental protection and other systems for transporting corrosive fluids.

Technical Specifications

Nominal diameter: DN15 to DN30 
Nominal pressure: PN10/PN16 
Applicable temperature range: -10℃ to +60℃ 
Connection method: Flange, thread or union 
Opening pressure: 0.05 to 0.1 MPa 
Sealing grade: ANSI Class IV or zero leakage 
Applicable media: water, sewage, acid-base solutions, chemical fluids 
Structural standard: GB/T 12233, ISO 9393-2 
European standard: GB/T 9113, ANSI B16.5