标准号:IS 8732-1978
发布日期:1978/5/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: Covers the dimensions and requirements for single start gear hobs suitable for modules 1 to 20, conforming to IS : 2535-1978 ' Basic rack and modules of cylindrical gears for general engineering and heavy engineering ( second revision )', with axial keyway.