Discount Price China BS Std Pn2.5 Cast Iron Ductile Iron Thread End Foot Valve Knife Gate Valve Control Valve Water Valve Butterfly Valve

Short Description:

Self operated flow pressure control valve, is a kind of self controlled by pressure medium itself and maintain constant flow through the valve control system, convenient and has a flow indicator, control, flow control is suitable for heating and air for heating and other non corrosive medium. Before running a non-time adjustment, you can make the system automatically constant flow of the required settings.

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Technical data�

PN(MPa)Nominal pressure	1.6
(MPa)Strength test	2.4
(MPa)Seal test	1.76
�� Working temperature	0~100��
Suitable mediums	water
Differential pressure control range	10~30KPa

Material of main parts

Part name	Material
Body,bonnet	Cast iron, cast steel
Stem	Stainless steel
Diaphragm	NBR
Valve disc	Cast steel

Main dimensions and weight

DN(mm)	L	H		(m�/h)Flow	(kg)Weight
DN(mm)	L	Constant pressuredifferential type	Adjustable differentialpressure type	(m�/h)Flow	(kg)Weight
15	110	95	145	0.2-1	0.6
20	110	110	150	0.3-1.5	0.6
25	115	130	165	0.5-2	0.7
32	130	140	190	1-4	4
40	200	190	340	1.5-6	11
50	215	205	355	2-8	12
65	230	240	390	3-12	15
80	275	300	500	5-20	27
100	290	350	550	10-30	30
125	310	380	580	15-45	40
150	350	410	410	30-75	63
200	430	480	480	40-180	104
250	520	-	-	100-300	189
300	630	-	-	150-1500	218
350	670	-	-	200-700	265