平行式安全回流阀(AHN42F)

————

Description:

AHN42F-P25
用途 Purpose
本阀门安装于液化石油气站罐泵出口的液相回流管道上，当泵前压力超过规定值时，阀门自动开启并起安全回流作用，保证设备和管路的安全运行。
This valve ismounted on the liquidoid refluence pipeline ofthe pan pump'soutlet of the liquefied petroleum gas station,when front pump pressure exceeds the stipulated value,the valve will open automatically and lead to safe return of the liquid so that ensures the safe operation of equipments and pipelines.
外形尺寸和连接尺寸 Dimensions (mm)
Nominal diameter DN(mm)	Dimension (mm)
Nominal diameter DN(mm)	D	D1	D2	b	Z- d	L	H
25	115	85	65	16	4-14	160	325
32	140	100	78	16	4-18	180	335
40	150	110	85	16	4-18	200	340
50	165	125	100	16	4-18	230	355
65	185	145	120	20	4-18	290	460
80	200	160	135	20	8-18	310	500
100	215	180	155	22	8-18	350	580
150	280	240	210	24	8-23	480	750