GB/T 9128.1-2023
钢制管法兰用金属环垫 第1部分:PN系列
Metallic ring joint gaskets for steel pipe flanges—Part 1:PN designated
- 实施日期
- 2024-04-01
- ICS 分类
- 23.040.60
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 9128.1-2023
Metallic ring joint gaskets for steel pipe flanges—Part 1:PN designated
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