IS 7800 : 1990 Thread cutting tapping screw - Screw threads and ends - Dimensions
UDC 621.993 : 621.882.082 : 006.78 | PGD 37 |
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Reaffirmed 2021 |
1 Scope
1.1 This standard covers the dimensions for screw threads andends for thread cutting tapping screws with thread sizes from ST2.2 to ST 8.
2 References
IS 5957 : 1989 Screwthreads for thread forming screws - Dimensions