- Pop action, conventional, closed bonnet
- Suitable for gas, steam and liquids
- Set pressure from 0,3 to 70 barg
- Metal and soft seal
- Orifices: from "D" to "J"
- Single adjusting ring
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- Pop action, closed bonnet
- Suitable for liquids or gases
- Set pressure from 0,35 barg to 400 barg
- Metal seal
- Single adusting ring
- Orifices “C” and “D”