弹簧式阀|带扳手弹簧全启式阀|A48Y

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商品信息

加工定制

是

品牌

其他

型号

A48Y-16C

连接形式

法兰

材质

碳钢

阀瓣开启高度

全启式安全阀

结构形式

弹簧式

公称通径

50（mm）

适用介质

蒸汽

标准

国标

流动方向

单向

零部件及配件

阀体

形态

角式

压力环境

常压

类型(通道位置)

二通式

阀体构造

封闭式

规格

DN20,DN25,DN32,DN40,DN50,DN65,DN80,DN100,DN125,DN150,DN200,DN250,DN300,DN350,DN400

带扳手弹簧全启式安全阀(A48Y)

Description:

系列 Series
A48Y-16C A48Y-25 A48Y-40 A48Y-64 A48Y-100 A44Y-16C A44Y-25 A44Y-40 A44Y-64 A44Y-100 A44Y-16P A44Y-25P A44Y-40P A44Y-64P A44Y-100P A44Y-16R A44Y-25R A44Y-40R A44Y-64R A44Y-100R
A48Y型适用于工作温度≤350℃的蒸汽、空气等介质的设备和管路上。A44Y适用于工作温度≤300℃的空气、石油等介质的设备或管路上，作为超压保护装置。连接法兰标准PN<6.4MPa按JB/T-94系例1。PN≥6.4MPa按JB/T-94系列2标准。
A48Y type are usedfor the equipment and pipeline of the with steam and air etc medium what the working temperature are less than 350 . A44Y type are used for the equi-pment and pipeline of the with air and petroleum gas medium what the working temperature are less than 300 , Take for extra pre-ssure protection devices. Flange connecting dimensions of comply with Standard series first of JB/T-94 when the pressure less than 6.4MPa, comply with Standard series two of JB/T-94 when more than 6.4MPa.
主要零部件材料 Materials for main parts
NO.	Name of part	A48Y-C A44Y-C 材料Materials	A44Y-P 材料 Materials	A44Y-R 材料 Materials
1	阀体Body	WCB	ZG1Cr18Ni9Ti	CF8M
2	阀座Nozzle	2Cr13	1Cr18Ni9Ti	316
3	调节圈 Adjusting ring	ZG2Cr13	ZG1Cr18Ni9Ti	0Cr18Ni12Mo2Ti
4	反冲盘 Disc holder	ZG2Cr13	ZG1Cr18Ni9Ti	316
5	阀瓣Disc	2Cr13	1Cr18Ni9Ti	316
6	导向套Guide sleeve	2Cr13	1Cr18Ni9Ti	0Cr18Ni12Mo2Ti
7	阀盖Bonnet	ZG230-450	ZG230-450	ZG230-450
8	弹簧 Spring	50CrVA	50CrVA包覆氟塑料 Coated Teflon	50CrVA包覆氟塑料 Coated Teflon
9	阀杆Stem	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
10	扳手Lever	ZG200-400	ZG200-400	ZG200-400
11	调整螺杆Adjusting bolt	45	2Cr13	2Cr13
12	保护罩Cap	ZG200-400	ZG200-400	316
	密封面材料 Sealing surface of material	堆焊Co基硬质合金 Depositing stellite

外形尺寸和连接尺寸 Dimensions (mm)
Type	(DN)	do	D	K	g	g1	b	f	f1	Z- d	DN\'	D1	k1	g3	g2	b1	f\'	f1\'	Z1- d1	L	L1	H
A48Y-16C A44Y-16C A44Y-16P A44Y-16R	20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	411
	25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	411
	32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	411
	40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	472
	50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	532
	65	40	185	145		120	20	3		4-18	80	200	160		135	20	3		8-18	160	140	556
	80	50	200	160		135	20	3		8-18	100	220	180		155	22	3		8-18	170	135	561
	100	65	220	180		155	20	3		8-18	125	250	210		185	22	3		8-18	195	175	667
	125	80	250	210		185	22	3		8-18	150	285	240		210	24	3		8-23	210	190	857
	150	100	285	240		210	24	3		8-23	175	310	270		240	26	3		8-23	255	230	915
	200	125	340	295		265	26	3		12-23	250	405	355		320	30	3		12-26	300	260	1,073
	250	150	405	355		320	30	3		12-26	300	460	410		375	30	4		12-26	350	320	1,307
	300	220	460	410		375	30	4		12-26	400	580	525		485	36	4		16-30	370	350	1,233
	350	250	520	470		435	34	4		16-26	500	715	650		608	44	4		20-34	500	450	1,711
	400	280	580	525		485	36	4		16-30	500	715	650		608	44	4		20-34	500	450	1,780
A48Y-25 A44Y-25 A44Y-25P A44Y-25R	20	15	105	75		55	16	2		4-14	25	115	85		65	16	2		4-14	110	95	411
	25	16	115	85		65	16	2		4-14	32	140	100		78	18	2		4-18	110	95	411
	32	20	140	100		78	18	2		4-18	40	150	110		85	18	3		4-18	115	100	411
	40	25	150	110		85	18	3		4-18	50	165	125		100	20	3		4-18	120	110	472
	50	32	165	125		100	20	3		4-18	65	185	145		120	20	3		4-18	135	120	532
	65	40	185	145		120	22	3		8-18	80	200	160		135	20	3		8-18	160	140	556
	80	50	200	160		135	22	3		8-18	100	220	180		155	22	3		8-18	170	135	561
	100	65	230	190		160	24	3		8-23	125	250	210		185	22	3		8-18	195	175	667
	125	80	270	220		188	28	3		8-26	150	285	240		210	24	3		8-23	210	190	857
	150	100	300	250		218	30	3		8-26	175	310	270		240	26	3		8-23	255	230	915
	200	125	360	310		278	34	3		12-26	250	405	355		320	30	3		12-26	300	260	1,073
	250	150	425	370		332	36	3		12-30	300	460	410		375	30	4		12-26	350	320	1,307
	300	220	485	430		390	40	4		16-30	400	580	525		485	36	4		16-30	370	350	1,233
	350	250	555	490		448	44	4		16-34	500	715	650		608	44	4		20-34	500	450	1,711
	400	280	620	550		505	48	4		16-36	500	715	650		608	44	4		20-34	500	450	1,780
A48Y-40 A44Y-40 A44Y-40P A44Y-	20	15	105	75	51	55	16	2	4	4-14	25	115	85		65	16	2		4-14	110	95	411
	25	16	115	85	68	65	16	2	4	4-14	32	140	100		78	18	2		4-18	110	95	411
	32	20	140	100	66	78	18	2	4	4-18	40	150	110		85	18	3		4-18	115	100	411
	40	25	150	110	76	85	18	3	4	4-18	50	165	125		100	20	3		4-18	120	110	472
	50	32	165	125	88	100	20	3	4	4-18	65	185	145		120	20	3		4-18	135	120	532
	65	40	185	145	110	120	22	3	4	8-18	80	200	160		135	20	3		8-18	160	140	556
	80	50	200	160	121	135	22	3	4	8-18	100	220	180		155	22	3		8-18	170	135	561
	100	65	235	190	150	160	24	3	4.5	8-23	125	250	210		185	22	3		8-18	195	175	697
	125	80	270	220	176	188	28	3	4.5	8-26	150	285	240		210	24	3		8-23	210	190	857
	150	100	300	250	204	218	30	3	4.5	8-26	175	310	270		240	26	3		8-23	255	230	915
	200	125	375	320	260	282	38	3	4.5	12-30	250	405	355		320	30	3		12-26	300	260	1,073
	250	150	450	385	313	345	42	3	4.5	12-34	300	460	410		375	30	4		12-26	350	320	1,307
	300	220	515	450	364	408	46	4	4.5	16-34	400	580	525		485	36	4		16-30	370	350	1,233
	350	250	580	510	422	465	52	4	5	16-36	500	715	650		608	44	4		20-34	500	450	1,711
	400	280	660	585	474	535	58	4	5	16-41	500	715	650		608	44	4		20-34	500	450	1,711