China Regulations for clas GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
1~3 days.
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 43079.2-2023 Regulations for the selection of steel pipe flanges, gaskets and fasteners Part 2: Class series 钢制管法兰、垫片及紧固件选用规定 第2部分：Class系列 - 英文版 |
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GB/T 18507-2014 Regulations for gradation and classification on urban land 城镇土地分等定级规程 - 英文版 |
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GB/T 28405-2012 Regulations for classification on agriculture land 农用地定级规程 - 英文版 |
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