IS 3510 : 1990 Engineering metrology - Toolmakers flats - Specification

1 Scope

1.1 This standard covers the requirements for circular hardenedsteel or granite toolmakers flats having a maximum diameter of 200mm and circular cast iron or granite flats.

2 References

IS 210 :1978Grey iron castings

IS 1501 : Part 1 :1984 Method for Vickers hardness test formetallicmaterials:Part 1 HV 5 to HV 100

IS 1586 :1968Method for Rockwell hardness test (B and Cscales) for steel

IS 2004 :1978Carbon steel forgings for general engineeringpurposes

IS 2102 : Part 1 :1980 General tolerances for dimensions and formandposition:Part 1 General tolerances for linear and angulardimensions

IS 12937 :1990Engineering metrology - Methods of testingstraightness, flatness and perpendicularity