IS 3817 : 1991 Household sewing machines - Arm shaft - Specification
UDC 687.053 - 233.1 | MED 29 |
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Reaffirmed 2022 |
1 Scope
This standard specifies the requirements for arm shafts forsewing machines for household purposes.
2 References
IS 1501 : Part 1 :1984 Method for Vickers hardness test formetallicmaterials :Part 1 HV 5 to HV 100
IS 2102 : Part 1 :1980 General tolerances for dimensions and formandposition :Part 1 General tolerances for linear and angulardimensions
IS 2500 : Part 1 :1973 Sampling inspection tables :Part 1 Inspection by attributes and by count ofdefects
IS 4905 :1968Methods for random sampling