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HLS single seat pneumatic control valve


HLS single seat pneumatic control valve	HLS single seat pneumatic control valve Internal structure

1.HLS single seat pneumatic control valve Product overview

HLS pneumatic control valve has the advantages of compact structure, with a streamlined S channel, the pressure drop, flow is large, wide adjustable range, the flow characteristics of high precision, conforms to the IEC534 standard. Valve leakage in line with ANSI B16.104 standard. Valve equipped with multi spring diaphragm actuator, which has the advantages of compact structure, large output force, the products comply with GB/T4213-92.

2.HLS single seat pneumatic control valve Main technical parameters

Type: straight through single seat casting ball valve
Nominal diameter: 20, 25, 40, 50, 65, 80, 100, 150, 200mm
Nominal pressure: ANSI 125, 150, 300, 600
JIS 10, 16, 20, 30, 40K
PN1.6, 4, 6.4MPa
Connection: flange connection type: FF, RF, RJ, LG, groove type, embedded type
Flange standards: JIS B2201-1984, ANSI B16.5-1981, GB/T9112 ~ 9124-2000
Welding weld connection: SW
Material: steel, cast stainless steel (ZG230-450) (ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, ZG00Cr18Ni12Mo2Ti), titanium etc.
The valve cover: ambient temperature (P): -17 ~ +230 ℃
Elongation type Ⅰ (E1): -45 ~ -17 ℃ +230 ℃ to +566 ℃
Elongation type II (E2I): -100 ~ -45 ℃
Elongation type II (E2W): -196 ~ -100 ℃
Note: the temperature must not exceed the allowable range of various materials.
The gland bolts type: type
Packing: V PTFE, impregnated Teflon asbestos packing, asbestos braid packing, graphite packing
Valve components
Valve type: single seat plunger type valve
Flow characteristics: metal seat features such as the percentage (%) and the linear characteristic (L), the reference flow characteristic curve
The value of Cv conforms to the IEC534-2 standard from the high precision of flow characteristics of 0.04 ~ 14
Soft valve seat: the percentage of properties such as (%) and the linear characteristic (L), the reference flow characteristic curve
Note: for PTFE seat operating temperature and pressure difference, the reference flow characteristic curve
Material: stainless steel (1Cr18Ni9Ti, 1Cr18Ni12Mo2Ti, 17-4PH, 9Cr18, 316L), stainless steel cladding division Chatterley alloy, titanium and corrosion resistant alloy

3.HLS single seat pneumatic control valve Performance of pneumatic actuator

Model	ZHA/B-11	ZHA/B-22	ZHA/B-23	ZHA/B-34	ZHA/B-45	ZHA/B-56
stroke（mm）	10	10、16	16、25	40	40、60	100
Effective area（cm）	200	350	350	560	960	1600
D1（mm）	32	60	60	80	95	100
D2（mm）	/	80	80	105	122	130
n-d	/	2-Φ10	2-Φ10	4 -Φ12	4 -Φ14	4 -Φ18
M	M8	M8	M8	M12×1.25	M16×1.5	M20×1.5
S（ZHA/ZHB）mm	80/70	100/84	100/75	154/114	180/115	260/160
Air interface size	M10×1				M12×1.25	M16×1.5
Air pressure	0.14、0.25MPa
Environmental temperature	-30~60oC
Spring range	0.02~0.10、0.04~0.10、0.08~0.24MPa

4.HLS single seat pneumatic control valve CV and stroke

Spool type	Valve seat and valve flow characteristics		Rated stroke	0.01	0.04	0.1	0.16	0.25	0.4	0.63	1.0	1.6	2.5	4.0	6.3	10	14
Plunger valve	Metal valve seat	percentage（%）	14.3mm					○	△	△	△	△	△	△	△	△	△
	Metal valve seat	Line（L）		○	○	○	○	○	△	△	△	△	△	△	△	△	△
	Soft seat	percentage（%）						○	○	○	○	○	○	○	○	○	○
	Soft seat	Line（L）				○	○	○	○	○	○	○	○	○	○	○	○
DN			20	√	√	√	√	√	√	√	√	√	√	√	√
DN			25	√	√	√	√	√	√	√	√	√	√	√	√	√	√

Note: 1, symbols, and △ said valve size range. 2, the symbol delta said the valve flow characteristics in accordance with IEC 534-2 standard.

5.HLS single seat pneumatic control valve Allow pressure

Ⅰ.Plunger valve, metal seat (%CF, LCF) A. gas closing valve 100KPa

				Rated Cv
Actuator	Supply pressure	Spring range	Positioner	Allow pressure
				≤0.25	0.4	0.63	1.0	1.6	2.5	4.0
HA1D	1.4	0.2～1.0	yes or no	40	31	31	16	16	10	10
	1.4	0.2～1.0	yes or no	56	31	31	16	16	10	10
	1.6	0.2～1.0	yes	40	40	40	40	40	40	40
	1.6	0.2～1.0	yes	100	100	100	84	84	52	52
	4.0	0.8～2.4	yes	-	-	-	40	40	40	40
	4.0	0.8～2.4	yes	-	-	-	100	100	100	100
HA2D	1.4	0.2～1.0	yes or no	40	40	40	32.6	32.6	20	20
	1.4	0.2～1.0	yes or no	100	62	62	32.6	32.6	20	20
	1.6	0.2～1.0	yes	-	40	40	40	40	40	40
	1.6	0.2～1.0	yes	-	100	100	100	100	100	100

B.Gas - open valve

				Rated Cv
Actuator	Supply pressure	Spring range	Positioner	Allow pressure
				≤0.25	0.4	0.63	1.0	1.6	2.5	4.0	6.3	10	14
LHA1R	1.4	0.2～1.0	yes or no	7.2	7.2	7.2	7.2	7.2	7.2	7.2	4.0	2.9	1.8
LHA1R	4.0	0.8～2.4	yes	30	30	30	30	30	30	30	27	20	12
LHA2R	1.4	0.2～1.0	yes or no	20	20	20	20	20	14	14	7.6	5.7	3.5
LHA2R	4.0	0.8～2.4	yes	-	30	30	30	30	30	30	30	30	24

Note 1: the maximum allowable pressure must not exceed the specified ANSI B16.34 or JIS B2201 standard maximum working pressure.
2 black box number indicates valve with the standard actuator.

6.HLS single seat pneumatic control valve Dimension

Flange distance

DN	A
DN	ANSI 125FF ANSI 150RF JIS 10K Ff,RF PN1.6	JIS 16K RF	ANSI 300RF JIS 20K RF JIS 30K RF PN4.0	ANSI 600RF JIS 40K RF PN6.4	ANSI 150 RJ	ANSI 300 RJ	ANSI 600 RJ	JIS 20K Trench embedded type	JIS 30K Trench embedded type	ANSI 300 LG	ANSI 600 SW、BW
20	184	190	194	206	-	206	206	198	208	203	206
25	184	193	197	210	197	210	210	198	212	206	210

Actuator

Actuator	ambient temperature P	Elongation type Ⅰ E1	Elongation type II E2I	Elongation type II E2W	φB	C	E
Actuator	H				φB	C	E
LHA1D、R	375	525	685	900	218	230	40
LHA2D、R	450	600	760	975	267	281	40

Note: the table size is not H regulating valve with hand wheel digital, if with hand wheel, hand wheel mechanism to plus size.

Control valve series

General valve series