factory customized Four Way Ball Valve - Safety overflow valve – Convista
factory customized Four Way Ball Valve - Safety overflow valve – Convista Detail:
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 |
No. | Name of part | Materials |
1 | Body | Carbon steel |
2 | Seat | Stainless steel |
3 | Disc | Stainless steel |
4 | Bonnet | Welding |
5 | Spring | 50CrVA |
Type | Nominal diameter
DN(mm) |
Dimensions(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) | |||||||||
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 |
Product detail pictures:

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The customer satisfaction is our primary goal. We uphold a consistent level of professionalism, quality, credibility and service for factory customized Four Way Ball Valve - Safety overflow valve – Convista, The product will supply to all over the world, such as: Melbourne, St. Petersburg, Bahamas, Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.

This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.
