VVF53.40-16 两通法兰调 西门子Siemens

Operating pressure 05：16 bar abs
Sealing gland05：FEPM O-ring, silicone-free grease
Temperature05：≤ 220 °C
Stroke：To DN 50: 20 mm, From DN 65: 40 mm
Leakage rate：0...0.01 % of kvs value
DN：40
kvs：16 m³/h
Medium temperature：-20…220 °C
Valve characteristic：Equal percentage , kvs 250/400 linear
Rangeability：DN 15, kvs ≤ 1,25 m³/h: >50 , DN 15...150: >100
Permissible operating pressure：2500 kPa
Material, valve body：Nodular cast iron EN-GJS-400-18-LT
Material, inside set：Stainless steel
PN class：PN 25 , PN 16
Absolute pressure p1 steam：1600.00 kPa abs
SAX.. Δpmax：500 kPa
SAX.. Δps：550 kPa
SKD.. Δpmax：650 kPa
SKD.. Δps：750 kPa
SKB.. Δpmax：1200 kPa
SKB.. Δps：2000 kPa
SKD.. Δpmax steam：1000 kPa
SKD.. Δps steam：2500 kPa
SKB.. Δpmax steam：1200 kPa
SKB.. Δps steam：2500 kPa