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Home > Products > Diaphragm valve > Reciprocating pneumatic diaphragm valve without hand operation

Description Material Performance Product Size Specifications

This valve is specially used to control non corrosive or general corrosive medium, the inner surface of the valve body is not lined or covered with various rubber, which is suitable for different working temperature and liquid pipeline.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.

Body: cast iron, nodular cast iron, carbon steel, stainless steel
Valve cover: cast iron, nodular cast iron, carbon steel, stainless steel
Lining: no lining, rubber
Diaphragm: Rubber
Valve: Cast Iron
Cylinder: aluminum alloy, carbon steel
Pneumatic film: Rubber
Stem: carbon steel, stainless steel

DN	Code ES	Gas pressure MPa	Air source connector MPa	Gas consumptioncm3	quality Kg/kilos
15	-	-	-	-	-
20	54	0.3	1/8	163.87	5
25	54	0.3~0.4	1/8	196.65	6.2
32	55	0.3~0.4	1/8	229.4	7
40	55	0.3~0.4	1/4	1458.7	13
50	55	0.3~0.4	1/4	3162.7	23
65	55	0.3~0.4	1/4	3243	27
80	56	0.4~0.5	3/8	6636.8	56
100	57	0.4~0.5	3/8	6948	60
125	57	0.4~0.5	3/8	7374.2	68
150	58	0.5	3/8	10652	115
200	58	0.6	3/8	16715	196
250	-	-	-	-

Code	ES53		ES54		ES55		ES56		ES57		ES58
B	-		168		260		318		425		549
DN	H	kg	H	kg	H	kg	H	kg	H	kg	H	kg
20	138	3	141	4.5	-	-	-	-	-	-	-	-
25	142	4	145	6	205	11	-	-	-	-	-	-
32	-	-	153	5	213	13.5	-	-	-	-	-	-
40	-	-	169	11	229	14	-	-	-	-	-	-
50	-	-	178	13.5	238	17	258	20.5	-	-	-	-
65	-	-	-	-	253	22.5	273	27.5	-	-	-	-
80	-	-	-	-	266	28.5	286	34	326	45	-	-
100	-	-	-	-	302	37	322	41.5	362	62	-	-
125	-	-	-	-	-	-	337	49	377	70.5	401	121
150	-	-	-	-	-	-	-	-	441	76.5	471	122.5
200	-	-	-	-	-	-	-	-	-	-	544	207.5

DN	Nominal pressure MPa	Working pressure MPa	L mm	D mm	D1 mm	n-Фd mm	f mm	H mm	D0 mm	B mm
15	1.6	1.6	108	95	65	-	2	-	-	-
20			117	105	75	4-13.5	2	136	140	168
25			127	115	85	4-13.5	2	144	140	168
32			146	140	100	4-17.5	2	209	140	260
40			159	150	110	4-17.5	2	227	140	260
50			190	165	125	4-17.5	2	231	140	260
65	1.0	1.0	216	185	145	4-17.5	2	252	140	260
80			254	200	160	8-17.5	2	285	165	425
100			305	220	180	8-17.5	2	360	280	425
125			356	250	210	8-17.5	3	370	280	425
150			406	285	240	8-22	3	462	280	549
200	0.6	0.6	521	340	295	8-22	3	544	280	549
250	0.6	0.6	635	395	350	-	5	-	-	-