Hot-Dip Galvanizing · Fabrication · Karachi, Pakistan

Solar Mounting Structures

Galvanized solar racking and mounting frames for rooftop and ground-mount plants — engineered for wind load and built for a 25-year outdoor life, which is exactly what a zinc coating delivers.

ASTM A123 / BS EN ISO 1461 24–48 Hr Turnaround 27 ft Kettle Bath
Hot-dip galvanized solar mounting structure steel surface at Karachi Galvanizing & Engineering

Overview

Solar panels are warranted for 25 years, and your mounting structure should outlive them. Hot-dip galvanizing is the only coating system that matches that horizon maintenance-free: 85–120 µm of metallurgically bonded zinc protects the frame against coastal salt, monsoon humidity and UV for decades.

We engineer racking to your site's wind zone and module layout — tilt angles, row spacing, rail and footing systems for rooftops, ground mounts and carports. Frames are fabricated with pre-drilled module slots, hot-dip galvanized, and delivered as bolt-together kits that install fast.

Specifications & Sizes

  • Wind-load engineered to site conditions and module area
  • Rooftop (flat and pitched), ground-mount and carport systems
  • Pre-drilled rails and clamps for standard module sizes
  • Hot-dip galvanized per ASTM A123 — 85–120 µm
  • Bolt-together kits with galvanized fasteners
  • Tilt angles and row spacing optimized for your latitude and yield target

Applications

  • Commercial and industrial rooftop solar plants
  • Ground-mount solar farms
  • Solar carports and shade structures
  • Tube-well and agricultural solar frames
  • Net-metering installations across Pakistan

Galvanizing Process Notes

Solar frames are thin-walled sections that need careful racking to avoid distortion in the zinc bath — we dip them in purpose-built cradles and check every rail for straightness after cooling. The payoff is a frame that aligns perfectly on site and carries a certified coating for the life of the plant.

Why Karachi Galvanizing?

  • Fabrication + galvanizing under one roof — no bare welds, no third-party damage
  • 27 ft kettle — long sections in a single certified dip
  • Test certificates with every dispatch (ASTM E376 thickness records)
  • 24–48 hr turnaround on standard galvanizing jobs

Pricing

Rates range from PKR 180–300 per kg depending on section size, surface condition and quantity. For orders above 20 tons, the minimum rate is PKR 180 per kg. Send your item list for an exact same-day quote.

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