Summary: they can negotiate with the production factory to determine.　　 Blocks are divided into three levels based on dimensiona[Read the full text]

Summary:　　This standard applies to autoclaved aerated concrete blocks (hereinafter referred to as blocks) used for walls and ins[Read the full text]

Summary:　　There are seven strength levels: A, A, A, A, A, and A　　 Block product marking: Mark in the order of product name (code[Read the full text]