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彈簧全啟封閉式安全閥（A42Y）

Description:

A42Y-C型適用于工作溫度≤300℃空氣、石油氣、液體等介質的設備和管路上。A42Y-P型及A42Y-R型適用于工作溫度≤200℃有腐蝕性的介質的設備和管路上，作為超壓保護裝置。連接法蘭標準按JB/T……-94系列1。≥6.4MPa按JB/T……-94系列2。
A42Y-C type are used for the equipment and pipeline of the air, petroleum gas, liquid etc medium what the workingemperature are less than 300℃.A42Y-P type and A42Y-R type are used for the equipment and pipeline of the quality with corrode medium whatthe working temperature are less than 200℃. Take for extra pressure protection devices.Flange connecting dimensions of comply with Standard series one of JB/T……-94, Comply with Standard serieswo of JB/T……-94 when more than 6.4MPa.
NO.	零件名稱Name of part	A42Y-C/KA42Y-C Materials	A42Y-P/KA42Y-P Materials	A42Y-R Materials	DA42Y-P Materials
1	閥座Nozzle	2Cr13/1Cr18Ni9Ti	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti	ZG1Cr18Ni9Ti
2	閥體 Body	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti	LCB/ZG1Cr18Ni9Ti
3	調節圈Adjusting ring	2Cr13/1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti	1Cr18Ni9Ti
4	Disc holder	2Cr13/1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti	1Cr18Ni9Ti
5	閥瓣 Disc	2Cr13/1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti	1Cr18Ni9Ti
6	導向套Guide sleeve	2Cr13/1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti	1Cr18Ni9Ti
7	閥蓋Bonnet	ZG230-450	ZG230-450	ZG230-450	ZG1Cr18Ni9Ti
8	彈簧Spring	50CrVA	50CrVA Coated Teflon	50CrVA Coated Teflon	50CrVA
9	閥桿 Stem	2Cr13	1Cr18Ni9Ti/1Cr18Ni12Mo2Ti	1Cr18Ni9Ti/1Cr18Ni12Mo2Ti	1Cr18Ni9Ti
10	Adjusting bolt	45	2Cr13	2Cr13	2Cr13
11	Cap	ZG200-400	ZG200-400	ZG200-400	ZG230-450
	Sealing surface of material	Co Depositing slite

外形尺寸和連接尺寸 Dimensions （mm）
（DN）	do	D	K	g	g1	b	f	f1	Z- d	DN'	D1	k1	g3	g2	b1	f'	f1'	Z1- d1	L	L1	H
20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	378
25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	378
32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	378
40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	406
50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	450
65	40	185	145		120	20	3		4-18	80	200	160		135	20	3		8-18	160	140	520
80	50	200	160		135	20	3		8-18	100	220	180		155	22	3		8-18	170	135	525
100	65	220	180		155	22	3		8-18	125	250	210		185	22	3		8-18	195	175	690
125	80	250	210		185	22	3		8-18	150	285	240		210	24	3		8-23	210	190	780
150	100	285	240		210	24	3		8-23	175	310	270		240	26	3		8-23	255	230	838
200	125	340	295		265	26	3		12-23	250	405	355		320	30	3		12-26	300	260	992
250	150	405	355		320	30	3		12-26	300	460	410		375	30	4		12-26	350	320	1,266
300	220	460	410		375	30	4		12-26	400	580	525		485	36	4		16-30	370	350	1,283
350	250	520	470		435	34	4		16-26	500	715	650		608	44	4		20-34	500	450	1,520
400	280	580	525		485	36	4		16-30	500	715	650		608	44	4		20-34	500	450	1,530
20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	378
25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	378
32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	378
40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	406
50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	450
65	40	185	145		120	22	3		8-18	80	200	160		135	20	3		8-18	160	140	520
80	50	200	160		135	22	3		8-18	100	220	180		155	22	3		8-18	170	135	525
100	65	230	190		160	24	3		8-23	125	250	210		185	22	3		8-18	195	175	690
125	80	270	220		188	28	3		8-26	150	285	240		210	24	3		8-23	210	190	780
150	100	300	250		218	30	3		8-26	175	310	270		240	26	3		8-23	255	230	838
200	125	360	310		278	34	3		12-26	250	405	355		320	30	3		12-26	300	260	992
250	150	425	370		332	36	3		12-30	300	460	410		375	30	4		12-26	350	320	1,266
300	220	485	430		390	40	4		16-30	400	580	525		485	36	4		16-30	370	350	1,283
20	15	105	75	51	55	16	2	4	4-14	25	115	85		65	16	2		4-14	110	95	378
25	16	115	85	58	65	16	2	4	4-14	32	140	100		78	18	2		4-18	110	95	378
32	20	140	100	66	78	18	2	4	4-18	40	150	110		85	18	3		4-18	115	100	378
40	25	150	110	76	85	18	3	4	4-18	50	165	125		100	20	3		4-18	120	110	406
50	32	165	125	88	100	20	3	4	4-18	65	185	145		120	20	3		4-18	135	120	450
65	40	185	145	110	120	22	3	4	8-18	80	200	160		135	20	3		8-18	160	140	520
80	50	200	160	121	135	22	3	4	8-18	100	220	180		155	22	3		8-18	170	135	525
100	65	235	190	150	160	24	3	4.5	8-23	125	250	210		185	22	3		8-18	195	175	690
125	80	270	220	176	188	28	3	4.5	8-26	150	285	240		210	24	3		8-23	210	190	780
150	100	300	250	204	218	30	3	4.5	8-26	175	310	270		240	26	3		8-23	255	230	838
200	125	375	320	260	282	38	3	4.5	12-30	250	405	355		320	30	3		12-26	300	260	992
250	150	450	385	313	345	42	3	4.5	12-34	300	460	410		375	30	4		12-26	350	320	1,266
20	10	125	90	51	68	22	2	4	4-18	25	115	85	58	65	16	2	4	4-14	96	85	264
25	16	140	100	58	78	22	2	4	4-18	32	140	100	66	78	18	2	4	4-18	110	100	277
32	20	155	110	66	82	24	2	4	4-23	40	150	110	76	85	18	3	4	4-18	130	110	289
40	25	170	125	76	95	24	3	4	4-23	50	165	125	88	100	20	3	4	4-18	130	120	319
50	32	180	135	88	105	26	3	4	4-23	65	185	145	110	120	22	3	4	8-18	135	130	389
65	40	205	160	110	130	28	3	4	8-23	80	200	160	121	135	22	3	4	8-18	175	160	493
80	50	215	170	121	140	30	3	4	8-23	100	235	190	150	160	24	3	4.5	8-23	175	160	483
100	65	250	200	150	168	32	3	4.5	8-26	125	270	220	176	188	28	3	4.5	8-25	195	195	613
150	100	345	280	204	240	38	3	4.5	8-34	200	375	320	260	282	38	3	4.5	12-30	280	265	894
20	10	125	90	51	68	22	2	4	4-18	25	115	85	58	65	16	2	4	4-14	96	85	264
25	16	140	100	58	78	24	2	4	4-18	32	140	100	66	78	18	2	4	4-18	110	100	277
32	20	155	110	66	82	24	2	4	4-23	40	150	110	76	85	18	3	4	4-18	130	110	289
40	25	170	125	76	95	26	3	4	4-23	50	165	125	88	100	20	3	4	4-18	130	120	319
50	32	195	145	88	112	28	3	4	4-26	65	185	145	110	120	22	3	4	8-18	135	130	389
65	32	220	170	110	138	32	3	4	8-26	80	200	160	121	135	22	3	4	8-18	175	160	493
80	40	230	180	121	148	34	3	4	8-26	100	235	190	150	160	24	3	4.5	8-23	175	160	483
100	50	265	210	150	172	38	3	4.5	8-30	125	270	220	176	188	28	3	4.5	8-25	195	195	613
150	80	355	290	204	250	46	3	4.5	12-34	200	375	320	260	282	38	3	4.5	12-30	280	265	894