GB 15230-1994 Complete sets of rural-housing concrete elements

GB/T 12987-2008 Concrete hollow floor slab and complete sets for village constructs

GB J 107 GB J 204 ZB Q14 002.2 ZB Q14 002.3 ZB Q14 002.4 GB 175-1999 Portland cement and ordinary Portland cement GB 175-2007 Common portland cement GB 175-2023 Common portland cement GB 1344-1999 Portland blastfurnace-slag cement,Portland pozzolana cement and Portland fly-ash cement GB 1499-1998 Hot rolled ribbed steel bars for the reinforcement of concrete GB/T 1499.1-2008 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB/T 1499.1-2017 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB 1499.1-2024 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB/T 1499.2-2007 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB/T 1499.2-2018 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB 1499.2-2024 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB/T 1499.3-2002 Welded steel fabric for the reinforcement of concrete GB/T 1499.3-2010 Steel for the reinforcement of concrete—Part 3:Welded fabric GB/T 1499.3-2022 Steel for the reinforcement of concrete—Part 3:Welded fabric GB 8076-1997 Concrete admixtures GB 8076-2008 Concrete admixtures GB/T 14684-2001 Sand for building GB/T 14684-2011 Sand for construction GB/T 14684-2022 Sand for construction GB/T 14685-2001 Pebble and crushed stone for building GB/T 14685-2011 Pebble and crushed stone for construction GB/T 14685-2022 Pebble and crushed stone for construction JGJ 19-2010 Technical specification for application of cold-drawn low-carbon wires JGJ 63-2006 Standard of water for concrete GB/T 8076-2025 Concrete admixtures