| AY42H、TA802Y-600 | ||||
| AY42H、TA802Y型安全溢流阀可用于高压注水泵站的管路上，作为超压保护装置。 | ||||
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AY42H, TA802Y type safety overflow valves are to be applied to pipelines in high-pressure pump stations to provide over pressure protection.
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| 主要性能规范 | ||||
| Type | Nominal pressure (MPa) |
Opening pressure | Working temperature | Suitable medium |
| AY42H-160 TA802Y-160 |
16.0 | 6.3~16.0 | 200 | Water, Oil etc. |
| AY42H-250 TA802Y-250 |
25.0 | 10.0~25.0 | ||
| AY42H-400 TA802Y-400 TA802Y-600 |
40.0-60.0 | 20.0~60.0 | ||
| 主要零部件材料 Explanation of materials 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 |
| 外形尺寸和连接尺寸 Dimensions (mm) | |||||||||||
| Type | Nominal diameter DN(mm) |
Dimensions | |||||||||
| D | D1 | K | M | Z- d | b | L | L1 | Rc | H | ||
| AY42H-160 AY42H-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 | |
| 外形尺寸和连接尺寸 Dimensions (mm) | ||||||
| Type | Nominal diameter DN(mm) |
Dimensions | ||||
| 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 | |
