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Control Valve Series

• Automatic Control Valve
• Self-Acting Control Valve
• Cage Guided Control Valve
• Single Seat Control Valve
• Small Plug Single Seat Control Valve
• Double Seat Globe Valve
• Globe 3 Way Control Valve
• V-Ball Control Valve
• Butterfly Control Valve

Product drawing»

Structural drawing»

Electric fluorine lined adjustable butterfly valve

product drawing

features

DYH971F46 electric fluorine-lined regulative butterfly valve has switch and intelligent type,equipped with YHR actuators, input control signal (4-20mADC or 1-5VDC) and single phase power can control operation, has the strong function, small volume, light, reliable in performance, simple mating, complete ability, especially suitable for large circulation in medium is sticky, including particle, fiber properties. This valve is widely used in food, environmental protection, light industry, the petroleum, the papermaking, the chemical industry, the teaching and the scientific research equipment, electric power industries and other industrial automatic control system.

structure

technical parameters and performance indicators

body
DN：50～400mm
PN：PN1.0，1.6，2.5MPa
connection： flange according to JB/T78－59 JB79－59 wafer flange connection
material：HT200 ZG25I ZG1Cr18Ni9
ZG0Cr17Ni12Mo2 PTFE lined
medium temperature：normal temperature：-20～+200 radiating type：-40～+450
internal components
core type: disc
flow characteristic: linear or equal percentage
material：HT200 ZG25I 1Cr18Ni9Ti lined rubber and PTFE
actuators
Type: can choose PS series, 3810, DTR series electronic angle stroke actuators.
Technical parameters and properties: please refer to the corresponding actuator and valve locator instruction.

specification parameters table

DN	50	65	80	100	125	150	200	250	300	350	400
flow coefficient（Kv）	110	180	232 8	368	656	735	1240	2025	2712	3875	503
acting scope	0－90o
allowed pressure differential △P	Less than PN（1.6MPa）
leakage Q	according to GB/T4213－92，is 10-4% of Kv
environmental temperature ℃	－20～60oC
intrinsic error	±2.5%
back differential	±2.5%
dead zone	1%
adjustable scope	250:1 350:1
equipped actuator	YHR—05 10PSQ101381RSA－05			YHR— 20PSQ201381RSC－30			YHR－40PSQ501381RSC－50			YHR－60PSQ701

dimensions

DN	L	H	H1	D2	Z-фd	D1	L1	L2
50	43	452	80/112	120/125	4-18	165	208	120
65	46	475	88/115	136/145	4-18	185	208	120
80	46/49	516	96/120	160	8-18	200	208	120
100	52/56	551	115/140	185	8-18	220	208	120
125	56/64	566	128/170	210	8-18	220	208	120
150	56/70	606	140/180	240	8-22	285	256	156
200	60/71	731	175/210	295	8-22	340	256	156
250	68/76	778	202/240	355	12-22	395/405	256	156
300	78/83	830	242/290	410	12-22	445/460	256	156
350	78/92	996	266/320	470	16-22	505/520	346	156
400	102	1058	298/350	515/525	16-26	565/580	346	156

Note: the data XX/XX, "H1"is soft sealing/hard sealing; "D1、D2" is pressure 1.0Mpa/1.6Mpa

external dimensions

DN	L	H	H1	D2	D1	Z-фd	L1	L2
50	108	539	825/112	165	125	4-18	208	120
65	112	554	925/115	185	145	4-18	208	120
80	114	569	100/120	200	160	8-18	208	120
100	127	614	110/138	220	180	8-18	208	120
125	140	649	125/164	250	210	8-18	208	120
150	140	725	1425/175	285	240	8-22	256	156
200	152	835	170/208	340	295	8-22/2-22	256	156
250	165	890	1925/243	395/405	350	12-22/12-26	256	156
300	178	995	2225/283	445/460	400	12-22/12-26	256	156
350	190	1155	2525/310	505/520	460	16-22/16-26	346	156
400	216	1225	2825/340	565/580	515	16-26/16-30	346	156

Note: the data XX/XX, "H1"is soft sealing/hard sealing; "D2、Z-фd" is pressure 1.0Mpa/1.6Mpa

ordering notice

1. Product model and name 2. Nominal diameter DN (mm) (3) nominal pressure (4) flow characteristics 5. body material 6. rated flow coefficient 7. medium type and scope of temperature 8. pressure around valve (pressure differential) 9. The power supply voltage and control signal 10. Other special requirements

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