Key Features
- Straight-through Piston Valves
- Sealing via two elastic KX-GT valve rings
- Excellent control characteristics
- Fire Safe
- Special regulating design available (KVRKN)
- Temperature-10 0C to +400 0C (see P-T diagram)
Material Used
- Grey cast iron EN-GJL-250/5.1301 (Material code III)
- Nodular cast iron JS 1049/5.3101 (Material code VI)*
- Cast Steel 1.0619 (Material code VIII)
- Stainless steel 1.4581 (Material code Xc)
Dimensions
EN 558-1, GR. 1
Connections
Flange in accordance with EN 1092-2 (Mat. Code III, VI)
Flange in accordance with EN 1092-1 (Mat. Code VIII, Xc)
Acceptance Testing
- Seat leak tightness: EN 12266-1 P12, leakage rate A
- Tightness to atmosphere: EN 12266-1 P11
- Cast Steel 1.0619 (Material code VIII)
- Strength: En 12266-1 P10
