Technical specification :
- Pressure rating: 300psi
- Temperature range: -20℃ to 120℃.
- Structure: Butterfly type and groove end
- Application: Indoor and outdoor usage
- Double–seal disc: resilient EPDM coated
- Factory Installed supervisory tamper switch assembly
- Design standard: API 609
- Groove standard ANSI/AWWA C606
- Top flange standard: ISO 5211
- Test standard: FM 1112/UL 1091
- Model: GD-381X/GD-381Y
