IS 6727 : 1972 Fireclay checker bricks for open hearth furnace

1 Scope

1.1 This standard covers requirements for fireclaychecker-bricks for open-hearth furnace.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 1335 : 1959Methods for the direct determination of alumina inrefractory materials

IS 1387 : 1967General requirements for the supply of metallurgicalmaterials

IS 1528 : 1962 Methods of sampling and physicaltests for refractorymaterials