DIN EN 14721-2007 金属纤维混凝土的试验方法.新浇混凝土和硬化混凝土的纤维含量的测量
Test method for metallic fibre concrete - Measuring the fibre content in fresh and hardened concrete (includes Amendment A1:2007); English version of DIN EN 14721:2007-12
This European Standard specifies two methods of measuring the fibre content of metallic fibre concrete.
Method A measures the fibre content of a hardened concrete specimen. Method B measures the fibre content
of a fresh concrete specimen.
This European Standard does not apply to sprayed concrete. (3