China Protection level of GB Standards Search Result |
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1. Ready translated GB standards ![]() 2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 20138-2023 Protection level of electrical equipment enclosures against external mechanical impact (IK code) - 英文版 |
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GB/T 4798.4-2023 Classification of environmental conditions Classification of environmental parameter groups and their severity levels Part 4: Stationary use in places without weather protection - 英文版 |
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