Aluminum Addition Plugs are designed with an alloy heat-treated stem with the same thread pitch as the electrode, insuring the plug stays engaged in the electrode during the addition.
Available in plug sizes from 177.17mm to 431.8mm. Custom sizes available.
The Aluminum Addition Plug stem is machined from an alloy steel, heat-treated for longevity.
Aluminum Addition Plugs are machined from a solid 6061-T6 billet for maximum strength.
Aluminum Addition Plugs are designed with a minimum safety factor of 4x working load limit.
Finish: Standard machine finish. Anodized color available on request.
The design, development, production, load test and certification are according to the standards: B30.26-2010, B30.10.2014, B30.20-2013, ASME BTH-1-2013, CEI IEC 60239 and DIN EN 13155.