IS 483 : 1972 Specification for Fireclay Refractories for Oil-fired Boiler Furnaces of Naval Ships

1 Scope

1.1 This standard covers requirements for fireclay refractoriesprimarily intended for use in furnace lining of oil-fired boilersof naval ships. It relates only to burnt fireclay refractory bricksand shapes.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 6 :1967 Specification formoderate heat duty fireclayrefractories, Group `A'

IS 7 : 1967 Specification formoderate heat duty fireclayrefractories, Group `B'

IS 8 :1967 Specification for highheat duty fireclay refractories

IS 1335 : 1959 Methodfor the direct determination of alumina inrefractory materials

IS 1387 : 1967General requirements for the supply of metallurgicalmaterials

IS 1527 : 1972Methods of chemical analysis of high silica refractorymaterials

IS 1528 : 1962 Methods of sampling and physicaltests for refractorymaterials