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A41H-16C micro-spring-type safety valve Product Details:

A41H type Micro Kai closed spring safety valve for water medium equipment or pipe. A41Y-P / R micro-Kai closed spring-type safety valve for operating temperature corrosive media equipment or piping, as over-voltage protection device.

A41H-16C micro-spring-loaded safety valve main components and materials:

NO.	Part Name	A41H-C / KA41Y-C material	A41Y-P / KA41Y-P material	A41Y-R / KA41Y-R material
1	Body	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
2	Seat	ZG2Cr13 / 1Cr18Ni9Ti	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
3	Adjustment ring	ZG2Cr13 / 1Cr18Ni9Ti	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
4	Disc	2Cr13 / 1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
5	Guide sleeve	ZG2Cr13 / 1Cr18Ni9Ti	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
6	cap	ZG230-450	ZG230-450	ZG230-450
7	spring	50CrVA	50CrVA coated fluoroplastic	50CrVA coated fluoroplastic
8	Valve stem	2Cr13	2Cr13	1Cr18Ni12Mo2Ti
9	Adjust the screw	45	2Cr13	2Cr13
10	Protective cover	ZG200-400	ZG200-400	ZG200-400
	Sealing surface material	Surfacing D507	Surfacing Co-based cemented carbide

A41H-16C micro-spring-loaded safety valve Dimensions and connection dimensions:

model	DN	do	D	K	g	g1	b	f	f1	Z-ød	DN	D1	K1	g2	g	b1	f	f1	Z1-ød1	L	L1	≈H
A41H-16C A41Y-16P A41Y-16R KA41Y-16C KA41Y-16P	20	15	105	75		55	16	2		4-14	20	105	75	55		16	2		4-14	100	85	276
	25	20	115	85		65	16	2		4-14	25	115	85	65		16	2		4-14	100	85	276
	32	25	140	100		78	18	2		4-18	32	140	100	78		18	2		4-18	115	100	285
	40	32	150	110		85	18	3		4-18	40	150	110	85		18	3		4-18	120	110	292
	50	40	165	125		100	20	3		4-18	50	165	125	100		20	3		4-18	135	120	370
	65	50	185	145		120	20	3		4-18	65	185	145	120		20	3		4-18	140	130	375
	80	65	200	160		135	20	3		8-18	80	200	160	135		20	3		8-18	160	135	373
	100	80	220	180		155	22	3		8-18	100	220	180	155		22	3		8-18	170	160	513
	125	100	250	210		185	22	3		8-18	125	250	210	185		22	3		8-18	190	190	560
	150	125	285	240		210	24	3		8-23	150	285	240	210		24	3		8-23	205	195	570
	200	150	340	295		265	26	3		12-23	200	340	295	265		26	3		12-23	240	230	717
	250	200	405	355		320	30	3		12-26	250	405	355	320		30	3		12-26	350	320	940
	300	250	460	410		375	30	4		12-26	300	460	410	375		30	4		12-26	350	320	980
A41H-25 A41Y-25P A41Y-25R KA41Y-25 KA41Y-25P	20	15	105	75		55	16	2		4-14	20	105	75	55		16	2		4-14	100	85	276
	25	20	115	85		65	16	2		4-14	25	115	85	65		16	2		4-14	100	85	276
	32	25	140	100		78	18	2		4-18	32	140	100	78		18	2		4-18	115	100	285
	40	32	150	110		85	18	3		4-18	40	150	110	85		18	3		4-18	120	110	292
	50	40	165	125		100	20	3		4-18	50	165	125	100		20	3		4-18	135	120	370
	65	50	185	145		120	22	3		8-18	65	185	145	120		20	3		4-18	140	130	375
	80	65	200	160		135	24	3		8-18	80	200	160	135		20	3		8-18	160	135	373
	100	80	230	190		160	24	3		8-23	100	220	180	155		20	3		8-18	170	160	513
	125	100	270	220		188	28	3		8-26	125	250	210	185		22	3		8-18	190	190	560
	150	125	300	250		218	30	3		8-26	150	285	240	210		24	3		8-23	205	195	570
	200	150	360	310		278	34	3		12-26	200	340	295	265		26	3		12-23	240	230	717
	250	200	425	370		332	36	3		12-30	250	405	355	320		30	3		12-26	350	320	940
	300	250	485	430		390	40	4		16-30	300	460	410	375		30	4		12-26	350	320	980
A41H-40 A41Y-40P A41Y-40R KA41Y-40 KA41Y-40P	20	15	105	75	51	55	16	2	4	4-14	20	105	75	55		16	2		4-14	100	85	276
	25	20	115	85	58	65	16	2	4	4-14	25	115	85	65		16	2		4-14	100	85	276
	32	25	140	100	66	78	18	2	4	4-18	32	140	100	78		18	2		4-18	115	100	285
	40	32	150	110	76	85	18	3	4	4-18	40	150	110	85		18	3		4-18	120	110	292
	50	40	165	125	88	100	20	3	4	4-18	50	165	125	100		20	3		4-18	135	120	370
	65	50	185	145	110	120	22	3	4	8-18	65	185	145	120		20	3		4-18	140	130	375
	80	65	200	160	121	135	22	3	4	8-18	80	200	160	135		20	3		8-18	160	135	373
	100	80	235	190	150	160	24	3	4.5	8-23	100	220	180	155		22	3		8-18	170	160	513
	125	100	270	220	176	188	28	3	4.5	8-26	125	250	210	185		22	3		8-18	190	190	560
	150	125	300	250	204	218	30	3	4.5	8-26	150	285	240	210		24	3		8-23	205	195	570
	200	150	375	320	260	282	38	3	4.5	12-30	200	340	295	265		26	3		12-23	240	230	717
	250	200	450	385	313	345	42	3	4.5	12-34	250	405	355	320		30	3		12-26	350	320	940
	300	250	515	450	364	408	46	4	4.5	16-34	300	460	410	375		30	4		12-26	350	320	980
A41H-64 A41Y-64 A41Y-64P A41Y-64R	20	15	130	90	51	68	20	2	4	4-18	20	105	75	55	51	16	2	4	4-14	100	95	268
	25	20	140	100	58	78	22	2	4	4-18	25	115	85	65	58	16	2	4	4-14	100	95	268
	32	25	155	110	66	82	24	2	4	4-23	32	140	100	78	66	18	2	4	4-18	115	105	279
	40	32	170	125	76	95	24	3	4	4-23	40	150	110	85	76	18	3	4	4-18	135	115	330
	50	40	180	135	88	105	26	3	4	4-23	50	165	125	100	88	20	3	4	4-18	160	125	360
	65	50	205	160	110	130	28	3	4	8-23	65	185	145	120	110	22	3	4	8-18	175	160	503
	80	65	215	170	121	140	30	3	4	8-23	80	200	160	135	121	22	3	4	8-18	175	160	498
	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	530
	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	657
A41H-100 A41Y-100 A41Y-100P A41Y-100R	20	15	130	90	51	68	22	2	4	4-18	20	105	75	55	51	16	2	4	4-14	100	95	268
	25	20	140	100	58	78	24	2	4	4-18	25	115	85	65	58	16	2	4	4-14	100	95	268
	32	25	155	110	66	82	24	2	4	4-23	32	140	100	78	66	18	2	4	4-18	115	105	279
	40	32	170	125	76	95	26	3	4	4-23	40	150	110	85	76	18	3	4	4-18	135	115	330
	50	40	195	145	88	112	28	3	4	4-26	50	165	125	100	88	20	3	4	4-18	160	125	360
	65	50	220	170	110	138	32	3	4	8-26	65	185	145	120	110	22	3	4	8-18	175	160	503
	80	65	230	180	121	148	34	3	4	8-26	80	200	160	135	121	22	3	4	8-18	175	160	498
	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	530
	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	657

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