12’ – 30’
The Pole shaft will be constructed of seamless extruded tube of 6063 aluminum alloy per the requirments of ASTM B221. The shaft assembly shall be full-length heat treated after base plate weld to produce a T6 temper.
4-Bolt Cast Aluminum Base Flange of alloy 356-T6.
All anchor bolts are hot dipped galvanized steel and come with two galvanized nuts and washers per bolt. Minimum yield strength 50,000 psi. Anchor bolts are not included for Custom Bolt Circle.
Aluminum nut covers (alloy 356-F) and stainless steel hex head attaching screws.
4”-5” Butt Diameters – 2” x 4” Hand-Hole with curved lap style aluminum door and 2 stainless steel self tapping screws. A ground provision incorporating a tapped 1/4”-20NC hole is provided. 6” Butt Diameter – Reinforced 3” x 5” curved cast aluminum frame (alloy 356 – T6) with aluminum door and 2 stainless steel hex head screws. A ground provision incorporating a tapped 3/8” hole is provided opposite of Hand-Hole. 7” + Butt Diameter – Reinforced 4” x 6” curved cast aluminum frame (alloy 356 – T6) with aluminum door and 2 stainless steel hex head screws. Reinforced frame will contain a tapped 3/8”-16NC grounding provision.
All poles come with a removable polymer pole cap installed. All pole caps are black finish.
All poles are treated with sand blast media for a near white finish, power blasted with 100 psi prior to powder coat application. Poles are pre-heated then electrostatically applied polyester powder coat with a 3 to 5 mil thickness for maximum adherence.
Marine Grade Finish
All poles are washed through a 5-stage cleaning system with a deionized rinse, a 3 to 5 mils zinc rich durable polyester primer powder coat, followed by a 3 to 5 mils super durable polyester powder coat finish.
The Vibration Dampener is factory installed. Field secured by contractor at the base during installation.