GB/T 28778-2023 in English
VALIDPilot operated safety valves
- Issued on:2023-09-07
- Implemented on:2024-04-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$311.00
| Standard No: | GB/T 28778-2023 |
| Document status: | VALID |
| Title in English: | Pilot operated safety valves |
| Title in Chinese: | 先导式安全阀 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2023-09-07 |
| Implemented on: | 2024-04-01 |
| Superseding: |
GB/T 28778-2012 Pilot-operated safety valves
|
| ICS Classification: | 13.240-Protection against excessive pressure |
| Chinese Classification: | J16-Valve |
| Professional Classification: | GB-National Standard |
| Related Keywords: | pilot-operated safety valves
safety valves scopethis document valves safety flow channel area |
| Related Topics: | safety valve
GB/T 28778 GBT28778 GB/T 28778-2012 Pilot solenoid valve GB28778-2023 Pilot protector Pilot operated safety valve gb/t 28778-2023 gbt28778 gbt 28778-2023 |
《GB/T 28778-2023先导式安全阀》由TC503（全国安全泄压装置标准化技术委员会）归口，主管部门为中国机械工业联合会。
Scope
This document specifies the design, material and structural requirements of pilot-operated safety valves, factory testing, type testing, displacement determination, calculation of rated displacement and flow channel area, as well as marking and lead sealing. This document applies to pilot-operated safety valves with a set pressure of not less than 0.1 MPa and a flow channel diameter of not less than 4 mm.
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