ZSH Shanghai Valve Manufzcturing Co.,LTD.

Home > Products > Relief valve > Micro swing type steam safety valveA47H

Description Material Performance Product Size Specifications

A47HW spring micro open type safety valve for steam and air medium temperature are less than 350 of the equipment or pipeline. As overpressure protection device. Connecting flange standard according to JB/T-94 series. Safety valve needs to be repaired once a year. This safety valve generally requires a level of installation.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.

NO	Part name	Material Science
1	valve body	WCB
2	valve seat	ZG2Cr13
3	Adjusting ring	ZG2Cr13
4	Valve	2Cr13
5	Guide sleeve	2Cr13
6	Valve cover	ZG230-450
7	Spring	50CrVA
8	The stem	2Cr13
9	Wrench	ZG200-400
10	Adjusting screw	45
11	Protective cover	ZG200-400
	Sealing surface material	H overlay welding of D507, Y Co based cemented carbide

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Model	Nominal diameter	do	D	K	g	g1	b	f	f1	Z-ød	DN’’	D1	K1	g2	g’’	b1	f’’	f1	Z1-ød1	L	L1	≈H
A47H-16C	20	15	105	75		55	16	2		4-14	20	105	75	55		16	2		4-14	100	85	270
	25	20	115	85		65	16	2		4-14	25	115	85	65		16	2		4-14	100	85	270
	32	25	140	100		78	18	2		4-18	32	140	100	78		18	2		4-18	115	100	312
	40	32	150	110		85	18	3		4-18	40	150	110	85		18	3		4-18	120	110	320
	50	40	165	125		100	20	3		4-18	50	165	125	100		20	3		4-18	135	120	390
	65	50	185	145		120	20	3		4-18	65	185	145	120		20	3		4-18	140	130	395
	80	65	200	160		135	20	3		8-18	80	200	160	135		20	3		8-18	160	135	400
	100	80	220	180		155	22	3		8-18	100	220	180	155		22	3		8-18	170	160	600
	125	100	250	210		185	22	3		8-18	125	250	210	185		22	3		8-18	190	190	620
	150	125	285	240		210	24	3		8-23	150	285	240	210		24	3		8-23	205	195	625
	200	150	340	295		265	26	3		12-23	200	340	295	265		26	3		12-23	240	230	798
	250	200	405	355		320	30	3		12-26	250	405	355	320		30	3		12-26	350	320	981
	300	250	460	410		375	30	4		12-26	300	460	410	375		30	4		12-26	350	320	1005
A47H-25	20	15	105	75		55	16	2		4-14	20	105	75	55		16	2		4-14	100	85	270
	25	20	115	85		65	16	2		4-14	25	115	85	65		16	2		4-14	100	85	270
	32	25	140	100		78	18	2		4-18	32	140	100	78		18	2		4-18	115	100	312
	40	32	150	110		85	18	3		4-18	40	150	110	85		18	3		4-18	120	110	320
	50	40	165	125		100	20	3		4-18	50	165	125	100		20	3		4-18	135	120	390
	65	50	185	145		120	22	3		8-18	65	185	145	120		20	3		4-18	140	130	395
	80	65	200	160		135	24	3		8-18	80	200	160	135		20	3		8-18	160	135	400
	100	80	230	190		160	24	3		8-23	100	220	180	155		20	3		8-18	170	160	600
	125	100	270	220		188	28	3		8-26	125	250	210	185		22	3		8-18	190	190	620
	150	125	300	250		218	30	3		8-26	150	285	240	210		24	3		8-23	205	195	625
	200	150	360	310		278	34	3		12-26	200	340	295	265		26	3		12-23	240	230	798
	250	200	425	370		332	36	3		12-30	250	405	355	320		30	3		12-26	350	320	981
	300	250	485	430		390	40	4		16-30	300	460	410	375		30	4		12-26	350	320	1005
A47H-40	20	15	105	75	51	55	16	2	4	4-14	20	105	75	55		16	2		4-14	100	85	270
	25	20	115	85	58	65	16	2	4	4-14	25	115	85	65		16	2		4-14	100	85	270
	32	25	140	100	66	78	18	2	4	4-18	32	140	100	78		18	2	4-18	115	100	312
	40	32	150	110	76	85	18	3	4	4-18	40	150	110	85		18	3		4-18	120	110	320
	50	40	165	125	88	100	20	3	4	4-18	50	165	125	100		20	3		4-18	135	120	390
	65	50	185	145	110	120	22	3	4	8-18	65	185	145	120		20	3		4-18	140	130	395
	80	65	200	160	121	135	22	3	4	8-18	80	200	160	135		20	3		8-18	160	135	400
	100	80	235	190	150	160	24	3	4.5	8-23	100	220	180	155		22	3		8-18	170	160	600
	125	100	270	220	176	188	28	3	4.5	8-26	125	250	210	185		22	3		8-18	190	190	620
	150	125	300	250	204	218	30	3	4.5	8-26	150	285	240	210		24	3		8-23	205	195	625
	200	150	375	320	260	282	38	3	4.5	12-30	200	340	295	265		26	3		12-23	240	230	798
	250	200	450	385	313	345	42	3	4.5	12-34	250	405	355	320		30	3		12-26	350	320	981
	300	250	515	450	364	408	46	4	4.5	16-34	300	460	410	375		30	4		12-26	350	320	1005
A47H-64 A47Y-64	20	15	130	90	51	68	20	2	4	4-18	20	105	75	55	51	16	2	4	4-14	100	95	301
	25	20	140	100	58	78	22	2	4	4-18	25	115	85	65	58	16	2	4	4-14	100	95	301
	32	25	155	110	66	82	24	2	4	4-23	32	140	100	78	66	18	2	4	4-18	115	105	312
	40	32	170	125	76	95	24	3	4	4-23	40	150	110	85	76	18	3	4	4-18	135	115	366
	50	40	180	135	88	105	26	3	4	4-23	50	165	125	100	88	20	3	4	4-18	160	125	396
	65	50	205	160	110	130	28	3	4	8-23	65	185	145	120	110	22	3	4	8-18	175	160	570
	80	65	215	170	121	140	30	3	4	8-23	80	200	160	135	121	22	3	4	8-18	175	160	565
	100	80	250	200	150	168	32	3	4.5	8-26	100	235	190	160	150	24	3	4.5	8-23	190	180	597
	150	100	345	280	204	240	38	3	4.5	8-34	150	300	250	218	204	30	3	4.5	8-26	280	260	738
A47H-100 A47Y-100	20	15	130	90	51	68	22	2	4	4-18	20	105	75	55	51	16	2	4	4-14	100	95	301
	25	20	140	100	58	78	24	2	4	4-18	25	115	85	65	58	16	2	4	4-14	100	95	301
	32	25	155	110	66	82	24	2	4	4-23	32	140	100	78	66	18	2	4	4-18	115	105	312
	40	32	170	125	76	95	26	3	4	4-23	40	150	110	85	76	18	3	4	4-18	135	115	366
	50	40	195	145	88	112	28	3	4	4-26	50	165	125	100	88	20	3	4	4-18	160	125	396
	65	50	220	170	110	138	32	3	4	8-26	65	185	145	120	110	22	3	4	8-18	175	160	570
	80	65	230	180	121	148	34	3	4	8-26	80	200	160	135	121	22	3	4	8-18	175	160	565
	100	80	265	210	150	172	38	3	4.5	8-30	100	235	190	160	150	24	3	4.5	8-23	190	180	597
	150	100	355	290	204	250	46	3	4.5	12-34	150	300	250	218	204	30	3	4.5	8-26	280	260	738

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