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Self Clinching stud

For sheet metal components below 1mm thickness studs provide high torque resistance. These are also known as flush head studs or clinch studs or punch studs etc.

Installation

Self-clinching studs are installed by placing them in a punched or drilled hole in the steel or stainless steel sheet material and squeezing them into space with any regular punch or press machines. All that is required is a flat or recessed punch and a plain anvil having a hole to clear the thread diameter so that force is applied between the top of the stud head and the underside of the steel material. The squeezing action forces the ribs of the stud into the sheet displacing sheet material causing it to fill the annular groove under the lead of the stud.

The Illustrations below indicate suggested tooling for applying installation force. Nate that for sheet 060°/1.57, mm and thicker the anvil requires only a straight thru-hole to accommodate the stud. For sheets, less than .060°/1.51 mm the hole requires a countersunk with dimension at the top to provide for metal flaws around the shank of the stud.

SL Fasteners Pvt. Ltd. keeps steel studs and stainless steel studs as per the below sizes.

Self Clinching Stud

Self Clinching Stud

Self Clinching Stud

Self Clinching Stud

Steel Self-Clinching Stud
Material Thread SizexPitch Shank Code/Sheet Code
Mild Steel M2 X 0.4 0
Mild Steel M2 X 0.4 1
Mild Steel M2 X 0.4 2
Mild Steel M2.5 X0.45 0
Mild Steel M2.5 X0.45 1
Mild Steel M2.5 X0.45 2
Mild Steel M3 X 0.5 0
Mild Steel M3 X 0.5 1
Mild Steel M3 X 0.5 2
Mild Steel M3.5 X 0.6 0
Mild Steel M3.5 X 0.6 1
Mild Steel M3.5 X 0.6 2
Mild Steel M4 X 0.7 0
Mild Steel M4 X 0.7 1
Mild Steel M4 X 0.7 2
Mild Steel M5 X 0.8 0
Mild Steel M5 X 0.8 1
Mild Steel M5 X 0.8 2
Mild Steel M6 X 1 0
Mild Steel M6 X 1 1
Mild Steel M6 X 1 2
Mild Steel M8 X 1.25 1
Mild Steel M8 X 1.25 2
Mild Steel M10 X 1.5 1
Mild Steel M10 X 1.5 2
Stainless Steel Self-Clinching Stud
Material Thread Size x Pitch Shank Code/Sheet Code
St. Steel 304 M2 X 0.4 0
St. Steel 304 M2 X 0.4 1
St. Steel 304 M2 X 0.4 2
St. Steel 304 M2.5 X0.45 0
St. Steel 304 M2.5 X0.45 1
St. Steel 304 M2.5 X0.45 2
St. Steel 304 M3 X 0.5 0
St. Steel 304 M3 X 0.5 1
St. Steel 304 M3 X 0.5 2
St. Steel 304 M3.5 X 0.6 0
St. Steel 304 M3.5 X 0.6 1
St. Steel 304 M3.5 X 0.6 2
St. Steel 304 M4 X 0.7 0
St. Steel 304 M4 X 0.7 1
St. Steel 304 M4 X 0.7 2
St. Steel 304 M5 X 0.8 0
St. Steel 304 M5 X 0.8 1
St. Steel 304 M5 X 0.8 2
St. Steel 304 M6 X 1 0
St. Steel 304 M6 X 1 1
St. Steel 304 M6 X 1 2
St. Steel 304 M8 X 1.25 1
St. Steel 304 M8 X 1.25 2
St. Steel 304 M10 X 1.5 1
St. Steel 304 M10 X 1.5 2
St. Steel 400 M3 X 0.5 0
St. Steel 400 M3 X 0.5 1
St. Steel 400 M3 X 0.5 2
St. Steel 400 M4 X 0.7 0
St. Steel 400 M4 X 0.7 1
St. Steel 400 M4 X 0.7 2
St. Steel 400 M5 X 0.8 0
St. Steel 400 M5 X 0.8 1
St. Steel 400 M5 X 0.8 2
St. Steel 400 M6 X 1 0
St. Steel 400 M6 X 1 1