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SeriesCodeDescription
L6L6ANSI150SERIES L6 HIGH PERFORMANCE TRIPLE ECCENTRIC METAL SEATED BUTTERFLY VALVE, PRESSURE CLASSES ASME150 & PN10-16

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
10040619385785119151175185189
125509315990137189248289304311
150601655104158235328437508535546
20080267713021632551972592010391080
2501004315130149575310541334163519152150
30012073256512841127917912266277732533650
3501401053677341206183625643252398646685250
40016014550810151668253835534496551264547250
450180200701140323043506490962117614891610000
50020028599919983282499569938848108461270114300
600240318111422423661557177889868120961416515900
70028050217563512577087801229215553190652232625100
75030048116853369553584231179314921182912141924100
800320790236947387897118461697922507284303395839500
9003601061265253049017132601962527582360684402453000
100040013923479695811828173942574336179473125774869600
105042013273317663411277165842454434495451095505966300
120048016154037807413725201842987341983549016701280700
130052025346335126702153931676468806588686158105163127000
14005602345586211723199292930843376609617971897303117000
15006002234558411168189862792141323580767594592698112000
1600640297874451488925311372235508977423101245123579149000
180072044171104322087375475521781721114851150190183320221000
200080040561013920278344735069675030105448137893168311203000

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
200800.0950.1260.1590.1950.2350.2790.3220.3560.3830.405
2501000.0980.1280.160.1960.2360.280.3230.360.3890.41
3001200.0870.120.1530.1910.2330.2780.3220.3610.390.413
3501400.0860.1190.1520.190.2320.2780.3220.3610.390.413
4001600.0860.1190.1530.1910.2330.2780.3230.3610.3920.414
4501800.0860.1190.1530.1910.2330.2780.3230.3610.3920.414
5002000.0860.1180.1510.190.2320.2770.3220.3620.3920.415
6002400.080.1140.1480.1870.230.2760.3220.3610.4130.415
7002800.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
7503000.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
8003200.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
9003600.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
10004000.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
10504200.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
12004800.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
13005200.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
14005600.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
15006000.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
16006400.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
18007200.0780.1140.1490.1890.2310.2780.3230.3610.3920.415
20008000.0780.1140.1490.1890.2310.2780.3230.3610.3920.415

FL-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.870.870.860.840.830.810.790.770.770.76
125500.870.870.860.840.830.810.780.770.760.76
150600.870.870.850.840.820.790.760.740.740.73
200800.870.870.860.850.830.810.770.740.720.72
2501000.870.870.850.830.810.780.750.720.70.67
3001200.870.870.840.820.80.760.730.690.660.64
3501400.870.860.840.820.790.750.720.680.650.63
4001600.870.860.840.820.780.750.710.670.640.61
4501800.870.860.840.810.770.730.70.660.620.59
5002000.870.860.830.80.760.710.670.620.580.54
6002400.870.860.840.820.790.750.720.680.650.62
7002800.870.860.840.810.770.730.690.650.610.58
7503000.870.860.840.820.790.750.720.680.650.63
8003200.870.860.830.810.770.720.670.620.570.51
9003600.870.860.840.820.780.730.670.620.560.49
10004000.870.860.840.810.770.730.660.60.540.46
10504200.870.860.840.820.790.750.690.640.590.52
12004800.870.870.850.820.80.750.710.650.610.55
13005200.870.860.830.810.770.710.650.580.510.43
14005600.870.860.840.820.790.750.690.640.590.52
15006000.870.870.850.830.810.770.730.680.640.59
16006400.870.860.840.820.790.750.70.640.60.53
18007200.870.860.840.810.780.730.670.610.540.47
20008000.870.870.850.830.810.770.720.670.630.58

XT-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.530.530.530.530.530.520.50.470.460.46
125500.530.530.530.530.530.520.490.460.460.45
150600.530.530.530.530.520.50.460.430.420.42
200800.530.530.530.530.530.510.470.430.40.4
2501000.530.530.530.530.520.480.440.40.380.35
3001200.530.530.530.530.50.450.410.370.340.32
3501400.530.530.530.530.50.440.40.360.330.3
4001600.530.530.530.520.490.430.390.350.320.29
4501800.530.530.530.520.480.420.380.330.290.26
5002000.530.530.530.510.450.390.350.30.260.23
6002400.530.530.530.530.490.440.40.360.320.29
7002800.530.530.530.520.470.410.370.330.280.25
7503000.530.530.530.530.50.440.40.360.330.3
8003200.530.530.530.520.460.40.350.290.250.21
9003600.530.530.530.520.480.420.350.290.240.19
10004000.530.530.530.520.470.410.340.270.220.17
10504200.530.530.530.530.50.430.370.310.260.21
12004800.530.530.530.530.510.450.390.330.280.23
13005200.530.530.530.520.460.390.320.260.20.15
14005600.530.530.530.530.50.430.370.310.260.22
15006000.530.530.530.530.520.470.410.360.310.26
16006400.530.530.530.530.50.440.380.320.270.22
18007200.530.530.530.520.480.410.350.280.230.18
20008000.530.530.530.530.520.460.40.350.310.26

z-values

SIZERelative opening h
DNINCHRN10 %20 %30 %40 %50 %60 %70 %80 %90 %100 %
RN = Reduction Number
100400.380.380.360.330.310.280.270.250.250.25
125500.380.380.360.330.310.280.260.250.250.24
150600.380.380.340.320.290.270.250.240.230.23
200800.380.380.360.330.310.280.250.240.230.22
2501000.380.380.340.310.280.260.240.230.210.2
3001200.380.370.330.30.270.240.230.210.20.19
3501400.380.370.330.30.270.240.230.210.190.18
4001600.380.370.330.290.260.240.220.20.190.18
4501800.380.360.320.290.250.230.210.190.180.17
5002000.380.350.310.280.240.220.20.180.170.15
6002400.380.370.330.30.260.240.220.20.190.18
7002800.380.360.320.280.250.230.210.190.180.16
7503000.380.370.330.30.270.240.230.210.190.18
8003200.380.360.320.280.250.230.20.180.160.15
9003600.380.360.320.290.260.230.20.180.160.14
10004000.380.360.320.280.250.230.20.170.150.13
10504200.380.370.330.30.270.240.210.190.170.15
12004800.380.370.330.30.270.240.220.190.170.16
13005200.380.360.320.280.250.220.190.160.150.13
14005600.380.370.330.30.270.240.210.190.170.15
15006000.380.380.340.310.280.250.230.20.190.17
16006400.380.370.330.30.270.240.210.190.170.15
18007200.380.360.320.290.250.230.20.170.150.14
20008000.380.380.340.310.280.250.230.20.180.17

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