Base made of ductile cast iron, truncated-cone shape with four decorative vertical clefts disposed at 90º. Provided with register door and anchoring base plate for ground clamping.
Shaft made of galvanised steel tube with cylindrical geometry, its clamping to base is done through a male-female junction, being the shaft the male part and the base the female part. Shaft clamping and alignment is done with lateral hidden screws on the base’s top end. Option to miter-cut ending.
Register door made of grey cast iron, for connecting boxes and earth connecting bolt access. Locking by screws actionable with simple tooling.
Junction point between base and shaft.
Top made of cast iron (for series CRA/ET-21XXX)
Ductile cast iron of quality EN-GJS-500-7 according to standard UNE-EN-1563. Grey cast iron of quality EN-GJL-200 according to standard UNE-EN-1561. Steel of quality S-235-JR according to standard UNE-EN-10025.
Hot dip galvanization in liquid Zinc gives the shank a superficial coating of 600 gr/m2, both in the interior as well as the exterior sides of the shank.
Base and shaft:
Two-component Epoxi priming coat homogenously applied with a minimum thickness of 40µ.
Final colour coating in two-component polyurethane paint. Applied with a minimum thickness 70µ in black forge colour. Other colours available on demand.