High Performance Vacuum Negative- Pressure Safety Valve - Safety overflow valve – Convista

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Which has a positive and progressive attitude to customer's desire, our corporation constantly improves our merchandise quality to satisfy the desires of consumers and further focuses on safety, reliability, environmental demands, and innovation of Cast Iron Valve, Carbon Steel/Wcb Globe Valve, Hygienic Control Valve, We are going to provide most effective quality, quite possibly the most current market aggressive rate, for each and every new and outdated consumers with the most great environmentally friendly solutions.

High Performance Vacuum Negative- Pressure Safety Valve - Safety overflow valve – Convista Detail:

Specifications

AY42H-160, AY42H-250, AY42H-400, AY42H-600

TA802Y-160, TA802Y-250, TA802Y-400, TA802Y-600

AY42H、TA802Y type safety overflow valves are to be applied to pipelines in high-pressure pump stations to provide over pressure protection.

Type	Nominal pressurePN(MPa)	Opening pressure(MPa)	Working temperature(℃)	Suitable medium
AY42H-160TA802Y-160	16	6.3~16.0	200	Water, Oil etc.
AY42H-250TA802Y-250	25.0	10.0~25.0
AY42H-400TA802Y-400 TA802Y-600	40.0-60.0	20.0~60.0

safety overflow valve

Material for main parts

No.	Name of part	Materials
1	Body	Carbon steel
2	Seat	Stainless steel
3	Disc	Stainless steel
4	Bonnet	Welding
5	Spring	50CrVA

Dimension

Type	Nominal diameter DN(mm)	Dimensions(mm)
Type	Nominal diameter DN(mm)	Rc	ZG	L	L₁	≈H
TA802Y-600	15	1/2″	1/2″	52	90	250
	25	1″	1″	52	113	275
	40	1 1/2″	1 1/2″	52	157	336

Type	Nominal diameterDN(mm)	Dimensions(mm)
Type	Nominal diameterDN(mm)	D	D₁	K	M	Z-Φd	b	L	L₁	RC	≈H
AY42H-160AY42H-250 AY42H-400	15	135	95	25	M48*2	4-22	25	65	140	1″	329
	20	165	115	30	M52*2	6-26	28	80	150	1 ¹/₂“	447
	25	200	145	38	M80*3	6-29	40	90	180	2″	485
	32	225	170	42	M100*3	6-33	50	100	200	2 ¹/₂“	570

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Our commission is to serve our buyers and purchasers with most effective good quality and aggressive portable digital goods for High Performance Vacuum Negative- Pressure Safety Valve - Safety overflow valve – Convista, The product will supply to all over the world, such as: Denmark, Brisbane, Eindhoven, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world.

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The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!

By Elizabeth from Cologne - 2017.10.13 10:47

Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.

By Doris from Cancun - 2017.04.28 15:45