China Silica fume for mort GB Standards Search Result |
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 . |
GB/T 27690-2023 Silica fume for mortar and concrete 砂浆和混凝土用硅灰 - 英文版 |
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GB/T 27690-2011 Silica fume for cement mortar and concrete 砂浆和混凝土用硅灰 - 英文版 |
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