Spring Loaded Low Lift Closed Safety Valve-China Zonkin Valve - China Professional Valve Manufacturers and Suppliers

Spring Loaded Low Lift Closed Safety Valve Drawing

ZKA41H Safety Valve is to be used in equipments or pipelines of air, petroleum, water and other mediums with operation temperature no higher than 300℃, while ZKA41Y Safety Valve is to be used in equipments and pipelines of corrosive medium with operation tem-premature no higher than 200℃.

MATERIALS

No.	Part Name	Materials	Materials	Materials
1	Body	WCB	SS304	SS316
2	Nozzle	2Cr13/SS304	SS304	SS316
3	Adjusting ring	2Cr13/SS304	SS304	SS316
4	Disc	2Cr13/SS304	SS304	SS316
5	Guide sleeve	2Cr13/SS304	SS304	SS316
6	Bonnet	ZG230-450	ZG230-450	ZG230-450
7	Spring	50CrVA	Coated Teflon	Coated Teflon
8	Stem	2Cr13	2Cr13	SS316
9	Adjusting bolt	45	2Cr13	2Cr13
10	Cap	ZG200-400	ZG200-400	ZG200-400
Sealing surface of material		D507	Depositing satellite

DIMENSIONS

Nominal diameter DN(mm)	Dimensions (mm)
Nominal diameter DN(mm)	d₀	L	L₁	DN
25	20	100	85	25
32	25	115	100	32
40	32	120	110	40
50	40	135	120	50
65	50	140	130	65
80	65	160	135	80
100	80	170	160	100
125	100	190	190	125
150	125	205	195	150
200	150	240	245	200