IS 8349 : 1977 Deviations for untoleranced dimensions of malleable iron castings

1 Scope

1.1 This standard covers the deviations for untoleranceddimensions of malleable iron castings. Three classes of deviationsare dealt with as given below:

Class 1 Deviations for malleable iron castings involvingimproved moulding processes for precision work.

Class 2 Deviations for malleable iron castings involving machinemoulding process.

Class 3 Deviations for malleable iron castings involving handmoulding process.

2 References

IS 2 : 1960   Rules forrounding off numerical values