Closed Spring Loaded Low Lift Type High Pressure Safety Valve

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Our products now cover a wide range of standardized fluid control products that can be adapted to a variety of drive modes, comprising ball valves, butterfly valves, gate valves, globe valves, check valves, safety valves, rotary ball valves, plunger valves etc. Our products are widely used in water conservancy, municipal, electric power, gas, petrochemical, coal chemical, energy, environmental protection, medicine, real estate, metallurgy, mining and many other fields.

A41Y-160/320 type are used for the eauipment and epipeline of the air, N2, H2 mixed gas, water etc, medium what the working temperature are less than 200.
A41Y.160P/320P, A41Y-160R/320P, A41Y.160R/320R bype are used for the equipmeni and pipeline of the quaty with corrode gas and liquid medium what the working temperature are less than 200l, Take for extra pressure protection devices.Flange connecting dimensions of comply with Standard of JB/T2769-2008.

Materials For Main Parts

NO.	Name of part	Materials
NO.	Name of part	A41Y-160 A41Y-320	A41Y-160P A41Y-320P	A41Y-160R A41Y-320R
1	Flange	35/35CrMoA	20Cr13	304
2	Seat	20Cr13	304	316
3	Body	35/40	CF8	CF8M
4	Disc	20Cr13	304	316
5	Guide sleev	20Cr13	304	316
6	Spring	50CrVA	50CrVA Coated Tefion	50CrVA Coated Teflon
7	Stem	20CM3	304	316
8	Bonnet	ZG230-450	CF8	CF8
9	Adjusting bolt	45	20Cr13	20Cr13
10	Cap	ZG200-400	CF8	CF8
Sealing surface of seat and disc		Co Depositing stelite

Dimensions (mm)

Type	DN	do	d	M	D	K	Z-φd	b	d1	M1	D1	k1	Z1-φd1	b1	L	L1	≈H
A41Y-160Single Fange	15	8	20	M24×2	95	60	3-18	20	/	M33×2	36	/	/	/	50	80	85
	20	10	25	M27×2	95	60	3-18	20	/	M33×2	48	/	/	/	50	80	85
	25	12	28	M33×2	105	68	3-18	20	1	M33×2	48	/	1	/	50	80	85
A41Y-160	10	8	18	M24×2	95	60	3-18	20	29	M42×2	115	80	4-18	22	95	100	260
	15	8	20	M24×2	95	60	3-18	20	29	M42×2	115	80	4-18	22	95	100	260
	20	10	27	M33×2	105	68	3-18	20	29	M42×2	115	80	4-18	22	95	100	260
	25	12	28	M33×2	105	68	3-18	20	50	M64×3	165	115	6-26	32	130	135	285
	32	12.14.16	37	M42×2	115	80	4-18	22	50	M64×3	165	115	6-26	32	130	135	285
	40	20	47	M52×2	165	115	6-26	28	65	M80×3	200	145	6-29	40	165	165	350
	50	25	58	M64×3	165	115	6-26	32	80	M100×3	225	170	6-33	80	165	165	380
A41Y-320	10	8	18	M24×2	95	60	3-18	20	29	M42×2	115	80	4-18	22	95	100	261
	15	8	27	M33×2	105	68	3-18	20	29	M42×2	115	80	4-18	22	95	100	261
	20	10	30	M36×2	110	75	3-18	20	29	M42×2	115	80	4-18	22	95	100	261
	25	12	35	M42×2	115	80	4-18	22	50	M64×3	165	115	6-26	32	130	135	285
	32	12.14.16	41	M48×2	135	95	4-22	25	50	M64×3	165	115	6-26	32	130	135	285
	40	20	58	M64×3	165	115	6-26	32	65	M80×3	200	145	6-29	40	165	115	495
	50	25	70	M80×3	200	145	6-29	40	80	M100×3	225	170	6-33	50	165	165	510

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Production Base: No.11 Xu'an Industrial Zone, Qingtian County, Lishui City
Phone: +86-577-86569666/85986466
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