IS 4565 : 1968 Fireclay stoppers

1 Scope

1.1 This standard covers the requirements for fireclay stoppers.

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 1527 : 1960Methods of chemical analysis of fireclay and silicarefractory materials

IS 1528 : 1962 Methods of sampling and physicaltests for refractorymaterials

IS 4564 : 1968Specification for fireclay nozzles