Spring micro rev. Type the relief valve

Technical Parameters

Product models: A27H, A28H/Y
Nominal diameter: DN15~80mm
Nominal pressure: PN1.0~4.0MPa
Working temperature: ≤ 200 ℃
Main material: cast steel, forged steel, stainless steel
Applicable media: air, steam, water, nitrogen hydrogen mixture, etc

Product Details

Product Overview
The A27H/A28 spring micro lift safety valve is suitable for equipment or pipelines with working temperatures ≤ 200 ℃ for media such as water, air, steam, etc. The A27Y spring micro lift safety valve is suitable for equipment or pipelines with corrosive media working temperature ≤ 200 ℃, as an overpressure protection device.

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Main overall connection dimensions

DN（mm）	SIZE（mm）							WT （kg）
DN（mm）	do	ZG	G	S	L	L1	H	WT （kg）
15	15	1/2″	1/2″	30	35	50	160	1.5
20	14	3/4″	3/4″	34	45	55	170	2
25	20	1″	1″	40	45	65	170	2.8
32	20	1-1/4″	1-1/4″	45	55	85	175	3
40	25	1-1/2″	1-1/2″	50	60	90	230	5.0
50	38	2″	2″	60	75	105	270	8
65	50	2-1/2″	2-1/2″	70	115	130	370	17
80	65	3″	3″	80	130	150	400	23.5

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