Hexagon weld nuts
1 Subject content and application scope
This standard specifies the types, dimensions and technical conditions of hexagon weld nuts with thread specifications of M4~M16.
This standard is applicable to weld nuts for connection of weldable steel plates.
2 Normative references
GB 90 Acceptance inspection, marking and packaging of fasteners
GB 196 General purpose screw threads - Basic dimensions for diameter from 1 to 600mm
GB 197 General purpose screw threads - Tolerances and fits for diameter from 1 to 355mm
GB 1237 Designation system for fasteners
GB 3098.2 Mechanical properties of fasteners - Nuts
GB 3103.1 Tolerances for fasteners - Bolts, screws and nuts
GB 5267 Electroplated coatings on threaded fasteners
GB 5779.2 Fasteners - Surface discontinuities - Nuts - General requirements
GB 12212 Technical drawings - Dimensions, proportions and simplified representation for welding symbols
3 Types and dimensions
Types and dimensions are as specified in Figure 1 and Table 1.
1 Subject content and application scope
2 Normative references
3 Types and dimensions
4 Technical conditions
5 Representation method of weld nuts
6 Steel plates for welding
7 Marking
Annex A Weight of hexagon weld nuts (Informative)
Hexagon weld nuts
1 Subject content and application scope
This standard specifies the types, dimensions and technical conditions of hexagon weld nuts with thread specifications of M4~M16.
This standard is applicable to weld nuts for connection of weldable steel plates.
2 Normative references
GB 90 Acceptance inspection, marking and packaging of fasteners
GB 196 General purpose screw threads - Basic dimensions for diameter from 1 to 600mm
GB 197 General purpose screw threads - Tolerances and fits for diameter from 1 to 355mm
GB 1237 Designation system for fasteners
GB 3098.2 Mechanical properties of fasteners - Nuts
GB 3103.1 Tolerances for fasteners - Bolts, screws and nuts
GB 5267 Electroplated coatings on threaded fasteners
GB 5779.2 Fasteners - Surface discontinuities - Nuts - General requirements
GB 12212 Technical drawings - Dimensions, proportions and simplified representation for welding symbols
3 Types and dimensions
Types and dimensions are as specified in Figure 1 and Table 1.
Contents of GB/T 13681-1992
1 Subject content and application scope
2 Normative references
3 Types and dimensions
4 Technical conditions
5 Representation method of weld nuts
6 Steel plates for welding
7 Marking
Annex A Weight of hexagon weld nuts (Informative)