标准号:IS 9399-1979
发布日期:1980/11/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard covers the requirements of flexural testing apparatus used for the determination of modulus of rupture of concrete, that is, 15 × 15×70 cm or 10×10 × 50 cm beams by third point loading method, making use of any suitable machine for application of load ( see 4 ).