T/CECS 678-2020 Technical specification for testing the compressive strength of autoclaved aerated concrete blocks and mortar by pendulum hammer-in method (English Version)
This regulation is divided into 5 chapters and 4 appendices. The main technical content includes: general principles, terminology and symbols, testing instruments, testing technology, compressive strength calculation and presumption, etc.
T/CECS 678-2020 history
2020T/CECS 678-2020 Technical specification for testing the compressive strength of autoclaved aerated concrete blocks and mortar by pendulum hammer-in method