Cv-values: L800ANSI150FTC2

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Series	Code	Description
800 Model D	L800ANSI150FTC2	SERIES 815, 818, 810, 816 HIGH PERFORMANCE DOUBLE ECCENTRIC SOFT SEATED BUTTERFLY VALVE, MODEL D, PRESSURE CLASSES ASME150 & PN10-16, DRIVE SHAFT AND TRUNNION DESIGN

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Technical bulletin

Jamesbury™ Wafer-Sphere™ Model D is a soft seated double eccentric high-performance butterfly valve that provides long-lasting tight shutoff capability, excellent flow characteristics and long service life. Due to a number of special constructions, developed from versatile Wafer-Sphere design, these valves offer a powerful tool for standardization and are truly high performance valves. The Wafer-Sphere high-performance butterfly valve is available in a range of materials and seat combinations suitable for a service in a wide variety of applications including NACE MR0103 & MR0175. Also available are valves specifically prepared for chlorine, oxygen and high-vacuum applications. Wafer-Sphere butterfly valve is available in double flange (F), wafer (W) and lugged (L) body types.

C_v-values

SIZE			Relative opening h
DN	INCH	RN	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
RN = Reduction Number
80	3	0	13.2	35.8	59.8	84.9	115	150	184	212	231	247
100	4	0	28.9	57.8	86.8	121	164	222	289	376	463	482
150	6	0	81.5	139	212	310	440	619	880	1190	1520	1630
200	8	0	120	204	312	456	648	912	1300	1750	2230	2400
250	10	0	223	379	580	847	1200	1690	2410	3260	4150	4460
300	12	0	341	580	887	1300	1840	2590	3680	4980	6340	6820
350	14	0	329	661	1045	1568	2206	3034	4055	5291	6600	7850
400	16	0	385	812	1281	1949	2783	3836	5165	6792	8401	9780
450	18	0	546	1067	1690	2568	3663	5093	6962	8961	11509	13500
500	20	0	683	1296	2068	3157	4539	6305	8540	11135	14217	16600
600	24	0	984	1825	2896	4416	6380	8925	11990	15450	20025	23500

C_v/d²-values

SIZE			Relative opening h
DN	INCH	RN	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
RN = Reduction Number
80	3	0	0.128	0.151	0.187	0.22	0.256	0.291	0.315	0.339	0.364	0.383
100	4	0	0.128	0.151	0.187	0.22	0.256	0.288	0.313	0.335	0.359	0.376
150	6	0	0.095	0.126	0.159	0.195	0.235	0.279	0.322	0.356	0.383	0.405
200	8	0	0.098	0.128	0.16	0.196	0.236	0.28	0.323	0.36	0.389	0.41
250	10	0	0.087	0.12	0.153	0.191	0.233	0.278	0.322	0.361	0.39	0.413
300	12	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413
350	14	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413
400	16	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413
450	18	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413
500	20	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413
600	24	0	0.086	0.119	0.152	0.19	0.232	0.278	0.322	0.361	0.39	0.413

F_L-values

SIZE			Relative opening h
DN	INCH	RN	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
RN = Reduction Number
80	3	0	0.86	0.85	0.82	0.78	0.74	0.7	0.67	0.64	0.61	0.58
100	4	0	0.86	0.85	0.82	0.78	0.74	0.7	0.67	0.64	0.61	0.58
150	6	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
200	8	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
250	10	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
300	12	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
350	14	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
400	16	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
450	18	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
500	20	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45
600	24	0	0.85	0.83	0.81	0.78	0.75	0.7	0.64	0.58	0.5	0.45

X_T-values

SIZE			Relative opening h
DN	INCH	RN	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
RN = Reduction Number
80	3	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
100	4	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
150	6	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
200	8	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
250	10	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
300	12	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
350	14	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
400	16	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
450	18	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
500	20	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14
600	24	0	0.55	0.54	0.52	0.5	0.46	0.4	0.32	0.21	0.16	0.14

z-values

SIZE			Relative opening h
DN	INCH	RN	10 %	20 %	30 %	40 %	50 %	60 %	70 %	80 %	90 %	100 %
RN = Reduction Number
80	3	0	0.42	0.36	0.31	0.28	0.26	0.24	0.22	0.19	0.17	0.16
100	4	0	0.42	0.36	0.31	0.28	0.26	0.24	0.22	0.19	0.17	0.16
150	6	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
200	8	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
250	10	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
300	12	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
350	14	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
400	16	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
450	18	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
500	20	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15
600	24	0	0.4	0.36	0.33	0.3	0.28	0.25	0.22	0.2	0.17	0.15

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

Cv-values

Cv/d2-values

FL-values

XT-values

z-values

C_v-values

C_v/d²-values

F_L-values

X_T-values