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SeriesCodeDescription
L6L6ANSI300SERIES L6 HIGH PERFORMANCE TRIPLE ECCENTRIC METAL SEATED BUTTERFLY VALVE, PRESSURE CLASSES ASME300 & PN25-40

Patented Neles™ Neldisc™ triple-eccentric design is a key for meeting the challenges of control applications from simple to severe. Metal seated, full rated butterfly valves with floating seat principle provide large capacity and good rangeability. Number of special constructions developed from the versatile Neldisc design offer a powerful tool for standardization. The same valve is excellent for shut-off in wide range of applications. Temperature range available -200 ... +600 °C. Double flanged body with face-to-face according to BS 5155. Mounting between ANSI 150 or DIN PN 10, PN16 flanges.

Cv-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
10040628517498130158177185189
1255093968102143202255289304311
150601655104158235328437508535546
200802998186303420548684802909978
2501005518334856878810271283150317051830
30012084279530864119915621952228725932790
3501401274228021309181623652956346339284220
40016016655410531718238231033878454351535540
45018020468112952112293038164770558763376810
50020027391117312825391951036379747384759110
6002403131043198132324484583972998550969710400
7002804901633310350637023914611433133931519016300
7503004761586301349176820888211102130051475015900
800320711237045037346101901327116588194322203923700
900360730243246217540104591362017025199442262024300
100040011003666696511363157622052725659300583409036700
105042010713568678011062153441998324979292613318635700
120048010203402646310545146271904923811278933163534000
1300520220973621398822823316574122851535603696846873600
1400560209469791326021635300093908248853572276490469800
1500600202367441281420907290003776747209553016272067400

Cv/d2-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.1280.1510.1870.220.2560.2910.3150.3390.3640.383
125500.1280.1510.1870.220.2560.2880.3130.3350.3590.376
150600.1320.1550.1850.2160.2520.2880.3130.3350.3590.376
200800.0880.1240.1610.1980.2390.2820.320.350.3770.398
2501000.0880.1240.1610.1990.240.2840.320.3490.3750.396
3001200.10.1330.1680.2040.2450.2880.3220.350.3760.396
3501400.0880.1240.1590.1970.240.2840.3220.3520.3780.4
4001600.0880.1240.1590.1970.240.2840.3220.3520.3780.4
4501800.0880.1240.1590.1970.240.2840.3220.3520.3780.4
5002000.0880.1240.1590.1970.240.2840.3220.3520.3780.4
6002400.0880.1240.1590.1970.240.2840.3220.3520.3780.4
7002800.0880.1240.1590.1970.240.2840.3220.3520.3780.4
7503000.0880.1240.1590.1970.240.2840.3220.3520.3780.4
8003200.0890.1240.1590.1970.240.2840.3220.3520.3780.4
9003600.0890.1240.1590.1970.240.2840.3220.3520.3780.4
10004000.0890.1240.1590.1970.240.2840.3220.3520.3780.4
10504200.0890.1240.1590.1970.240.2840.3220.3520.3780.4
12004800.0890.1240.1590.1970.240.2840.3220.3520.3780.4
13005200.0890.1240.1590.1970.240.2840.3220.3520.3780.4
14005600.0890.1240.1590.1970.240.2840.3220.3520.3780.4
15006000.0890.1240.1590.1970.240.2840.3220.3520.3780.4

FL-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.860.860.840.830.810.790.780.770.760.76
125500.860.860.850.830.820.790.770.760.760.75
150600.860.860.850.830.810.780.760.740.730.73
200800.860.860.850.830.810.790.770.750.740.73
2501000.860.860.840.820.80.770.750.730.720.7
3001200.860.860.840.820.790.770.750.730.710.69
3501400.860.850.830.810.780.760.730.710.690.67
4001600.860.850.830.810.780.760.730.710.680.67
4501800.860.850.840.810.780.760.740.710.690.68
5002000.860.850.830.80.780.750.730.70.670.66
6002400.860.860.840.820.80.770.750.730.720.71
7002800.860.850.840.810.780.760.740.720.690.68
7503000.860.860.840.820.80.780.760.740.720.71
8003200.860.850.830.80.780.750.720.70.670.65
9003600.860.860.840.820.790.770.750.730.710.7
10004000.860.850.830.80.780.750.720.70.670.65
10504200.860.850.840.810.790.760.740.720.70.68
12004800.860.860.850.830.810.790.770.760.740.74
13005200.860.850.820.790.760.730.70.660.630.61
14005600.860.850.830.810.780.750.730.70.680.66
15006000.860.860.840.820.790.770.750.730.710.7

XT-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.530.530.530.530.520.510.490.470.460.46
125500.530.530.530.530.520.510.490.460.450.45
150600.530.530.530.530.520.50.450.430.420.42
200800.530.530.530.530.520.510.480.450.430.42
2501000.530.530.530.520.510.490.440.420.40.38
3001200.530.530.530.520.510.480.430.410.390.37
3501400.530.530.530.520.50.460.420.390.370.35
4001600.530.530.530.520.50.450.420.390.360.35
4501800.530.530.530.520.50.460.420.40.370.36
5002000.530.530.530.520.490.440.410.380.350.34
6002400.530.530.530.520.510.490.450.420.40.39
7002800.530.530.530.520.50.460.420.40.370.36
7503000.530.530.530.530.510.490.450.420.40.39
8003200.530.530.530.520.490.440.410.380.350.33
9003600.530.530.530.520.510.480.440.410.390.38
10004000.530.530.530.520.490.440.410.380.350.33
10504200.530.530.530.520.50.470.430.40.380.36
12004800.530.530.530.530.520.510.480.450.430.42
13005200.530.530.530.510.460.420.380.340.310.29
14005600.530.530.530.520.50.450.410.380.360.34
15006000.530.530.530.520.510.480.440.420.390.38

z-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.380.370.330.30.280.270.260.250.250.25
125500.380.370.340.310.290.270.260.250.240.24
150600.380.370.340.30.280.260.240.240.230.23
200800.380.370.340.30.280.270.250.240.230.23
2501000.380.360.320.290.270.260.240.230.220.22
3001200.380.360.320.290.270.250.240.230.220.21
3501400.380.360.310.280.260.250.230.220.210.2
4001600.380.350.310.280.260.240.230.220.210.2
4501800.380.360.310.280.260.250.230.220.210.2
5002000.380.350.30.280.260.240.230.220.20.19
6002400.380.360.320.290.270.260.240.230.220.22
7002800.380.360.310.280.260.250.230.220.210.2
7503000.380.370.320.290.270.260.240.230.230.22
8003200.380.350.30.280.260.240.230.210.20.19
9003600.380.360.320.290.270.250.240.230.220.21
10004000.380.350.30.280.260.240.230.210.20.19
10504200.380.360.310.280.260.250.240.220.210.21
12004800.380.370.340.30.280.270.250.240.240.23
13005200.380.340.290.270.250.230.210.20.180.18
14005600.380.350.30.280.260.240.230.220.20.2
15006000.380.360.320.290.270.250.240.230.220.21

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File creation day: 22.4.2024 (day.month.year)