Spring all the rev. Enclosed variable pressure relief valve

Technical Parameters

Product model: A42Y
Nominal diameter: DN20~50mm
Nominal pressure: PN160-400
Applicable temperature: -29 ° C~300 ° C
Applicable medium: nitrogen, hydrogen, mixed gas

Product Details

Product Overview
Spring fully open closed safety valves are suitable for equipment or pipelines with working temperatures ≤ 200 ℃ for air, nitrogen hydrogen mixture, and other media. A42Y-160P/320P, A42Y-160R/320R spring fully open closed high-pressure safety valves are suitable for equipment or pipelines with corrosive media working temperature ≤ 200 ℃, as overpressure protection devices.

Main overall connection dimensions

model	DN	do	d	M	K	D	Z-?d	b	d1	M1	K1	D1	Z1-?d1	b1	L	L1	≈H
A42Y-160	15	8	20	M34×2	60	95	3-18	20	29	M42×2	80	115	4-18	22	95	100	220
20	8	27	M33×2	68	105	3-18	20	29	M42×2	80	115	4-18	22	95	100	20
25	14	28	M33×2	68	105	3-18	20	50	M64×3	115	165	6-26	32	150	150	280
32	15	37	M42×2	80	115	4-18	22	50	M64×3	115	165	6-26	32	150	150	390
40	20	47	M52×2	115	165	6-26	28	65	M80×3	145	200	6-29	40	180	180	495
50	25	59	M64×3	115	165	6-26	32	80	M100×3	170	225	6-33	50	165	165	400
A42Y-320	15	8	27	M33×2	68	105	3-18	20	29	M42×2	80	115	4-18	22	95	100	220
20	8	30	M33×2	75	110	3-18	22	29	M42×2	80	115	4-18	22	95	100	220
25	14	35	M42×2	80	115	4-18	22	50	M64×3	115	165	6-26	32	150	150	280
32	15	41	M48×2	95	135	4-22	25	50	M64×3	115	165	6-26	32	150	150	390
40	20	58	M64×3	115	165	6-26	32	65	M80×3	145	200	6-29	40	180	180	495
50	25	70	M80×3	145	200	6-29	40	80	M100×3	170	225	6-33	50	165	165	400
A42Y-400	32	15	41	M48×2	95	135	4-22	25	50	M64×3	115	165	6-26	32	150	150	397

Related Products

High temperature and high pressure sp…

Bellows seal balance safety valve

Take the handle all the rev. Type the…

Fully open safety valve with radiator…