Crawford Products - Riveting and Fastening Systems
 
 
 
 
 

Avdel Breakstem Rivets : Hemlok®


HEMLOK® Fastening System

High shear strength, large blind-side footprint for use in thin sheet or brittle material applications. Available in steel and aluminum.

Benefits:

  • Internal Locking Feature
    Mechanical lock gives positive mandrel position.
  • Superior Shear and Tensile
    Solid mandrel retained in shear plane.
  • Large Blind-Side Footprint
    For thin sheet or brittle materials.

  • Low Profile Head
  • Tensile Strength Data
  • Material and Finish
  • Avdel Breakstem Rivets and Fastening Systems     
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    APPLICATION INFO & PRICING

     


    LOW PROFILE HEAD


    Aluminum Steel Grip Range L Length
    2241-0812 2221-0812 .068-.138 .488-.539
        1.5-3.5 12.39-13.70
    2241-0813 2221-0813 .110-.189 .539-.590
        2.8-4.8 13.68-14.99
    2241-0814 2221-0814 .132-.211 .561-.612
        3.35-5.35 14.24-15.55
    2241-0815 2221-0815 .189-.268 .618-.669
        4.8-6.8 15.69-17.00
    2241-0817 2221-0817 .268-.346 .696-.747
        6.8-8.8 17.67-19.69
    2241-0818 2221-0818 .295-.374 .724-.775
        7.6-9.5 18.38-19.69
    2241-0819 2221-0819 .346-.425 .775-.826
        8.8-10.0 19.68-20.99
    2241-0821 2221-0821 .425-.504 .854-.905
        10.8-12.8 21.69-22.99

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    Typical Shear and Tensile Data for Hemlok in lbs. (Newtons)



    Rivet Diameter 2221 Series 2241 Series
    Shear Tensile Shear Tensile
    1/4" (6.36mm) 3820 (17000) 2090 (9300) 1500 (6670) 700 (3110)


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    MATERIALS & FINISH



    Series Head Style Material Finish
    Body Mandrel Body Mandrel
    2221 Protruding Medium Carbon Steel Medium Carbon Steel Zinc & Yellow Chromate Zinc & Yellow Chromate
    2241 Protruding Aluminum Aluminum Plain Plain

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