JG/T 272-2010 Precast thin-wall steel and spun concrete composite pile

GB/T 1596-2005 Fly ash used for cement and concrete GB/T 18046-2008 Ground granulated blast furnace slag used for cement and concrete GB/T 18736-2002 Mineral admixtures for high strength and high performance concrete GB/T 20491-2006 Steel slag powder used for cement and concrete GB 175-1999 Portland cement and ordinary Portland cement GB 175-2007 Common portland cement GB 175-2023 Common portland cement GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels 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 1591-1994 High strength low alloy structural steels GB/T 1591-2008 High strength low alloy structural steels GB/T 1591-2018 High strength low alloy structural steels 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 JC/T 540-2006 Cold-drawn low carbon steel wire for concrete products JC/T 947-2014 Pre-stressed concrete pipe using end plate for prefabricated reinforced concrete tube using the method of first-stranding JC/T 950-2005 JC/T 950-2005 Silicon sand powder for prestressed high-strength concrete pipes SY/T 5040-2012 pile welding steel tube JC/T 947-2005 Pre-stressed concrete pipe using end plate for pre-stressed concrete pipe with prefabricated tension members SY/T 5040-1992 Spiral welded steel pipe for piles SY/T 5040-2000 Spiral welded steel pipe for piles GB/T 50081-2019 Standard for test methods of concrete physical and mechanical properties GB 50164-2011 Standard for quality control of concrete JGJ 63-2006 Standard of water for concrete GB/T 8076-2025 Concrete admixtures