GB/T 12246-2025
先导式减压阀
Pilot operated pressure reducing valves
- 实施日期
- 2026-05-01
- ICS 分类
- 23.060.99
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 12246-2025
Pilot operated pressure reducing valves
GB/T 12245-2025
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