Upward and downward spreading discharge valves-Global supplier

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No. 52, Lane 58, Lushen Road, Zhaoxiang Town, Qingpu District, Shanghai

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Upward and downward spreading discharge valves

Product model: HG5-81-1/2 nominal diameter: DN50~150mm nominal pressure: PN1.0~6.4MPa applicable temperature: -29~650 ℃ Main materials: WCB, ZG1Cr18Ni

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Performance and Application of Manual Discharge Valve
This valve is easy to operate, free to open, and has flexible and reliable movement; The valve disc assembly and maintenance are simple, the sealing structure is reasonable, and the sealing ring replacement is convenient and practical.

Manual discharge valveStructure and principle:
This valve mainly consists of 1. valve body, 2. valve disc, 3. sealing ring, 4. valve stem, 5. bracket, 6. valve cover, 7. handwheel, 8. flange, 9. nut,

10. The valve is composed of positioning screws and other components. When the handwheel rotates clockwise, the valve closes and the valve stem moves upward. This valve is an upward expansion valve. When the handwheel rotates clockwise, the valve closes and the valve stem rotates downward. This valve is a downward expansion valve

Main component materials of manual discharge valve	Part Name	ZG1Cr18Ni9Ti series	ZG00Cr18Ni10 series	ZG1Cr18Ni12MO 2 Ti 系列	ZG00Cr17Ni14MO 2 series
WCB series	Valve body	ZG1Cr18Ni9Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO 2 Ti	ZG00Cr17Ni14MO 2
WCB	valve stem	ZG1Cr18Ni9Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO 2 Ti	ZG00Cr17Ni14MO 2
WCB	valve disc	ZG1Cr18Ni9Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO 2 Ti	ZG00Cr17Ni14MO 2
WCB	shim	304+PTFE	304L+PTFE	316+PTFE	316L+PTFE
Graphite+304	stud	1Cr17Ni2	1Cr17Ni2	1Cr17Ni2	1Cr17Ni2
35CrMoA	nut	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni9Ti	45

1Cr18Ni9Ti

Connection size of upward loading discharge valve	DN		Upper Franconia	Upper Franconia	Lower flange
Connection size of upward loading discharge valve	sealing seat	D1	D2	D3	D4	D5
25	115	80	115	85	D6	-
32	135	100	135	100	-	-
40	145	110	145	110	80	60
50	165	125	160	125	85	70
65	180	145	180	145	130	85
80	195	160	195	160	135	95
100	215	180	215	180	160	130
125	245	210	245	210	160	140
150	280	240	280	240	185	165
200	335	295	335	295	-	/

Connection size of downward loading valve	DN		Upper Franconia	Upper Franconia	Lower flange
Connection size of downward loading valve	sealing seat	D1	D2	D3	D4	D5
25	115	85	135	100	70	40
32	135	100	145	110	75	55
40	145	110	160	125	100	65
50	165	125	180	145	85	70
65	180	145	195	160	135	90
80	195	160	215	180	155	130
100	215	180	245	210	195	135
125	245	210	280	245	180	145
150	280	240	335	295	210	185
200	335	295	405	355	D6	/

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