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Series | Code | Description |
FC | FIFTC-R | NELES FINETROL ECCENTRIC ROTARY PLUG CONTROL VALVE, REDUCE CV SEAT, FLOW-TO-CLOSE |
The Finetrol eccentric rotary plug control valve in reverse flow direction (flow-to-close = flow past the plug and through the seat ring). Recommended flow direction for erosive services and flashing duty, and when there is a vacuum down-stream of the valve. Finetrol is suitable for controlling liquids, gases and steam in a very wide range of services. Temperature range -200 ... +425 °C. One reduction (50 %) per size is available. Flanged ANSI 150...600 sizes DN 25...250 (1"...10"), PN10...PN40 sizes DN25...250 (1”-10”).
Cv-values
SIZE | Relative opening h |
DN | INCH | RN | 10 % | 20 % | 30 % | 40 % | 50 % | 60 % | 70 % | 80 % | 90 % | 100 % |
RN = Reduction Number |
25 | 1 | 0 | 0.71 | 1.65 | 2.13 | 2.66 | 3.18 | 3.72 | 4.58 | 5.72 | 7.01 | 7.9 |
40 | 1.5 | 0 | 1.22 | 3.72 | 6.18 | 7.44 | 9.39 | 11.4 | 13.5 | 14.8 | 15.2 | 15.5 |
50 | 2 | 0 | 3.14 | 8 | 10.4 | 12.5 | 15.8 | 19.1 | 22.6 | 24.7 | 25.5 | 26 |
80 | 3 | 0 | 6.65 | 17.2 | 26.3 | 31.7 | 40 | 48.5 | 57.4 | 62.8 | 64.6 | 66 |
100 | 4 | 0 | 11.4 | 29.4 | 47.8 | 57.6 | 72.7 | 88.2 | 104 | 114 | 117 | 120 |
150 | 6 | 0 | 24.7 | 63.8 | 104 | 125 | 158 | 191 | 226 | 247 | 254 | 260 |
200 | 8 | 0 | 58 | 128 | 175 | 211 | 267 | 323 | 383 | 419 | 431 | 440 |
250 | 10 | 0 | 85 | 188 | 271 | 326 | 412 | 500 | 592 | 647 | 666 | 680 |
Cv/d2-values
SIZE | Relative opening h |
DN | INCH | RN | 10 % | 20 % | 30 % | 40 % | 50 % | 60 % | 70 % | 80 % | 90 % | 100 % |
RN = Reduction Number |
25 | 1 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
40 | 1.5 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
50 | 2 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
80 | 3 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
100 | 4 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
150 | 6 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
200 | 8 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
250 | 10 | 0 | 0.078 | 0.103 | 0.132 | 0.133 | 0.139 | 0.155 | 0.174 | 0.191 | 0.2 | 0.204 |
FL-values
SIZE | Relative opening h |
DN | INCH | RN | 10 % | 20 % | 30 % | 40 % | 50 % | 60 % | 70 % | 80 % | 90 % | 100 % |
RN = Reduction Number |
25 | 1 | 0 | 0.8 | 0.77 | 0.75 | 0.74 | 0.72 | 0.71 | 0.7 | 0.68 | 0.67 | 0.67 |
40 | 1.5 | 0 | 0.8 | 0.77 | 0.74 | 0.72 | 0.71 | 0.69 | 0.68 | 0.68 | 0.67 | 0.67 |
50 | 2 | 0 | 0.8 | 0.76 | 0.74 | 0.72 | 0.71 | 0.7 | 0.68 | 0.68 | 0.68 | 0.68 |
80 | 3 | 0 | 0.8 | 0.76 | 0.73 | 0.72 | 0.7 | 0.69 | 0.68 | 0.67 | 0.67 | 0.67 |
100 | 4 | 0 | 0.8 | 0.76 | 0.73 | 0.71 | 0.7 | 0.68 | 0.68 | 0.67 | 0.67 | 0.67 |
150 | 6 | 0 | 0.8 | 0.76 | 0.73 | 0.72 | 0.7 | 0.69 | 0.68 | 0.67 | 0.67 | 0.67 |
200 | 8 | 0 | 0.79 | 0.76 | 0.74 | 0.72 | 0.71 | 0.69 | 0.68 | 0.68 | 0.67 | 0.67 |
250 | 10 | 0 | 0.8 | 0.76 | 0.74 | 0.72 | 0.71 | 0.69 | 0.68 | 0.68 | 0.68 | 0.67 |
XT-values
SIZE | Relative opening h |
DN | INCH | RN | 10 % | 20 % | 30 % | 40 % | 50 % | 60 % | 70 % | 80 % | 90 % | 100 % |
RN = Reduction Number |
25 | 1 | 0 | 0.51 | 0.51 | 0.51 | 0.5 | 0.49 | 0.49 | 0.48 | 0.47 | 0.46 | 0.45 |
40 | 1.5 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.48 | 0.47 | 0.47 | 0.46 | 0.46 |
50 | 2 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.48 | 0.47 | 0.47 | 0.47 | 0.47 |
80 | 3 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.47 | 0.47 | 0.46 | 0.46 | 0.46 |
100 | 4 | 0 | 0.51 | 0.51 | 0.49 | 0.49 | 0.48 | 0.47 | 0.47 | 0.46 | 0.46 | 0.46 |
150 | 6 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.47 | 0.47 | 0.46 | 0.46 | 0.46 |
200 | 8 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.48 | 0.47 | 0.47 | 0.46 | 0.46 |
250 | 10 | 0 | 0.51 | 0.51 | 0.5 | 0.49 | 0.48 | 0.48 | 0.47 | 0.47 | 0.47 | 0.46 |
z-values
SIZE | Relative opening h |
DN | INCH | RN | 10 % | 20 % | 30 % | 40 % | 50 % | 60 % | 70 % | 80 % | 90 % | 100 % |
RN = Reduction Number |
25 | 1 | 0 | 0.45 | 0.4 | 0.38 | 0.36 | 0.34 | 0.33 | 0.3 | 0.25 | 0.22 | 0.21 |
40 | 1.5 | 0 | 0.45 | 0.4 | 0.36 | 0.34 | 0.31 | 0.28 | 0.25 | 0.23 | 0.23 | 0.23 |
50 | 2 | 0 | 0.45 | 0.39 | 0.36 | 0.35 | 0.32 | 0.29 | 0.26 | 0.24 | 0.24 | 0.23 |
80 | 3 | 0 | 0.45 | 0.39 | 0.35 | 0.33 | 0.3 | 0.27 | 0.24 | 0.22 | 0.22 | 0.22 |
100 | 4 | 0 | 0.45 | 0.39 | 0.35 | 0.33 | 0.3 | 0.26 | 0.23 | 0.22 | 0.22 | 0.21 |
150 | 6 | 0 | 0.45 | 0.4 | 0.35 | 0.33 | 0.3 | 0.27 | 0.24 | 0.23 | 0.22 | 0.22 |
200 | 8 | 0 | 0.44 | 0.39 | 0.36 | 0.34 | 0.31 | 0.28 | 0.25 | 0.23 | 0.23 | 0.23 |
250 | 10 | 0 | 0.44 | 0.39 | 0.36 | 0.34 | 0.31 | 0.28 | 0.25 | 0.24 | 0.23 | 0.23 |
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File creation day: 22.4.2024 (day.month.year)