Casting - Check Valve
![BOLTED BONNET BOLTED BONNET](https://stm-groups.com/wp-content/uploads/2022/11/BOLTED-BONNET.jpg)
Check Valve
Bolted Bonnet
- Connection : ANSI
- Class : 150 , 300, 600, 900, 1500, 2500
- Size : 2” ~ 16”
- Material : A216-WCB, A217-WC1, A352-LC1/LC2, A351-CF8 , A351-CF8M, ALLOY
![PRESSURE SEAL BONNET PRESSURE SEAL BONNET](https://stm-groups.com/wp-content/uploads/2022/11/PRESSURE-SEAL-BONNET-1.jpg)
Check Valve
Pressure Seal Bonnet
- Connection : ANSI
- Class : 150 , 300, 600, 900, 1500, 2500
- Size : 2” ~ 16”
- Material : A216-WCB, A217-WC1, A352-LC1/LC2, A351-CF8 , A351-CF8M, ALLOY