IS 8856 : 1991 Hexagon weld nuts - Specification

1 Scope

1.1 This standard covers the requirements for hexagon weld nutsfor electrical resistance welding in the size range M 3 to M 16.

1.2 General information on the use of hexagon weld nuts is givenin the Annex A.

2 References

IS 1367 : Part 1 :1980 Technical supply conditions forthreaded steelfasteners:Part 1 Introduction and general information

IS 1367 : Part 2 :1979 Technical supply conditions forthreaded steelfasteners:Part 2 Product grades and tolerances

IS 1367 : Part 10 :1979 Technical supply conditions for threadedsteelfasteners:Part 10 Surface discontinuities on nuts

IS 1367 : Part 18 :1979 Technical supply conditions for threadedsteelfasteners:Part 18 Marking and mode of delivery

IS 2614 :1969Methods for sampling of fasteners

IS 4218 : Part 5 :1979 ISO metric screw threads:Part 5 Tolerances

IS 4218 : Part 6 :1979 ISO metric screw threads:Part 6 Limits of sizes for commercial boltsand nuts (diameter range 1 to 52 mm)