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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 41312.3-2023 |
Permeability testing methods for equipment used in chemical industry Part 3: Plastics and their lining equipment {译} 化工用设备渗透性检测方法 第3部分：塑料及其衬里设备 |
China National Standards Permeability testing methods |
 English PDF |
| GB/T 41312.2-2023 |
Permeability testing methods for chemical industry equipment Part 2: Fiber reinforced thermosetting plastic equipment {译} 化工用设备渗透性检测方法 第2部分：纤维增强热固性塑料设备 |
China National Standards Permeability testing methods |
English PDF |
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