标准号:IS 4814-1980
发布日期:1981/2/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: This standard covers the requirements for chemically-bonded magnesite-chrome refractories for general purposes. It does not cover the requirements of chemically-bonded magnesite-chrome refractories to be used as roof-lining in steel making furnaces, such as open-hearth furnaces.