Features:
1. Short Structural length
2. Quick valve disc closedown, low water hammer pressure
3. Install vertical or horizontal
4. Flexible action and good sealing performance
Technical Specification:
Design and Manufacture: API 594, API 6D
Face to Face or End to End: API 594
Flange Ends Dimension: ASME B16.5(for NPS≤24), ASME B16.47 series B or ASME B16.47 series A(for NPS>24)
Pressure Test: API 598