2020 Good Quality Awwa C500 Metal Seated Gate Valve - Safety overflow valve – Convista
2020 Good Quality Awwa C500 Metal Seated Gate 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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We have now sophisticated machines. Our solutions are exported to the USA, the UK and so on, enjoying a great reputation amid consumers for 2020 Good Quality Awwa C500 Metal Seated Gate Valve - Safety overflow valve – Convista, The product will supply to all over the world, such as: St. Petersburg, Hungary, Jamaica, We have a good reputation for stable quality products, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!
The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.






