单口小排气量排气阀1/2" 3/4" 1" ABS塑料浮球

产品展示 > 排气阀 > 单口小排气量排气阀1/2" 3/4" 1" ABS塑料浮球

单口小排气量排气阀1/2" 3/4" 1" ABS塑料浮球

Remarks:
1.Design according to BS EN 1074-4:2000
2.Drill thread according to BSP/NPT
3.Test according to EN 12266-1:2012
Working pressure: 16kg/cm³ Shell test pressure: 25kg/cm³ Seat test pressure: 18kg/cm³
4.Media: water, neutral oil
5.External and internal coating: 100% fusion-bonded epoxy
6.SS304, 316 bolts/nuts/washers are available on request

产品详情

DIMENSION: MM

DN	NPS	W	H	W1
15	1/2"	115	131	54
20	3/4"	115	131	54
25	1"	115	131	54

MATERIAL FOR MAIN PARTS

No.	Part Name	Material	Standards
1	Body	Ductile Iron	EN1563-GJS-450	BS2789
2	Float	ABS
3	Nut	Carbon Steel	EN ISO4032	BS3692
4	Washer	Carbon Steel	EN ISO7089	BS4320
5	O-ring	EPDM	EN681-1	BS2494
6	Cover	Ductile Iron	EN1563-GJS-450	BS2789
7	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692
8	Gasket	EPDM	EN681-1	BS2494
9	Round Nut with Slot	Stainless Steel	DIN546-1986
10	Bracket	Brass
11	Hinge Pin	Stainless Steel	ENISO1234	BS1574
12	Seat	EPDM	EN681-1	BS2494