Spring-loaded safety valve with spring-Shanghai ShangFa valve manufacturing (group) Co., LTD

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Spring-loaded safety valve with spring

Model: A40Y-100C
Nominal diameter: DN20 ~ 200mm
Nominal: PN1.6 ~ 2.5MPa
Operating temperature: ≤300 ℃
Medium: LPG, air, water
Applications: Suitable for chemical, petrochemical, oil, paper, Mining, Electricity, Liquefied Gas, Food, Pharmaceutical, Water Supply and Drainage, Municipal Facilities, Machinery and Equipment, Electronics Industry, Urban Construction, etc.

Spring with a radiator spring-type safety valve main components and materials

NO.	Part Name	YA40Y-C material	YA40Y-P material	YA40Y-I material
1	Body	WCB	ZG1Cr18Ni9Ti	ZG1Cr5Mo
2	Seat	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
3	Adjustment ring	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
4	Disc	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
5	Guide sleeve	2Cr13	1Cr18Ni9Ti	1Cr18Ni9Ti
6	heat sink	ZG230-450	ZG230-450	ZG230-450
7	cap	ZG230-450	ZG230-450	ZG230-450
8	spring	50CrVA	50CrVA coated fluoroplastic	50CrVA coated fluoroplastic
9	Valve stem	2Cr13	1Cr18Ni9Ti	2Cr13
10	Adjust the screw	45	1Cr18Ni9Ti	2Cr13
11	Bonnet	ZG200-400	ZG200-400	ZG200-400
	Sealing surface material	Surfacing Co-based cemented carbide

Spring-loaded safety valve with spring Dimensions and connection dimensions

model	Nominal diameter	do	D	K	g	g1	b	f	f1	Z-ød	DN	D1	K1	g3	g2	b1	f	f1	z1-ød1	L	L1	≈H
YA40Y-16C YA40Y-16P YA40Y-16I	20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	518
	25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	518
	32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	518
	40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	579
	50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	639
	65	40	185	145		120	20	3		4-18	80	200	160		135	20	3		8-18	160	140	671
	80	50	200	160		135	20	3		8-18	100	220	180		155	22	3		8-18	170	135	676
	100	65	220	180		155	22	3		8-18	125	250	210		185	22	3		8-18	195	175	787
	125	80	250	210		185	22	3		8-18	150	285	240		210	24	3		8-23	210	190	977
	150	100	285	240		210	24	3		8-23	175	310	270		240	26	3		8-23	255	230	1035
	200	125	340	295		265	26	3		12-23	250	405	355		320	30	3		12-26	300	260	1193
YA40Y-25 YA40Y-25P YA40Y-25I	20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	518
	25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	518
	32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	518
	40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	579
	50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	639
	65	40	185	145		120	22	3		8-18	80	200	160		135	20	3		8-18	160	140	671
	80	50	200	160		135	22	3		8-18	100	220	180		155	22	3		8-18	170	135	676
	100	65	230	190		160	24	3		8-23	125	250	210		185	22	3		8-18	195	175	787
	125	80	270	220		188	28	3		8-26	150	285	240		210	24	3		8-23	210	190	977
	150	100	300	250		218	30	3		8-26	175	310	270		240	26	3		8-23	255	230	1035
	200	125	360	310		278	34	3		12-26	250	405	355		320	30	3		12-26	300	260	1193

The next：Double spring-loaded safety valve

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