Hot Dipped Vs Electro Galvanized Roofing Nails

The four gray ones are hot dipped nails some have a distinctive irregular coating of pure zinc.

Hot dipped vs electro galvanized roofing nails.

Hot dipped galvanized by russell bowen galvanization locks out the effects of rust and corrosion. Thus with a hot dip galvanized surface coating there is approximately 30 percent extra zinc content in each unit compared to the electrogalvanized coating. The most durable versions are hot dipped labeled hd because they re coated with molten zinc. While the hot dip galvanized brad nails have density of 0 6 oz ft square mil the electrogalvanized brad nails have densities of 0 45 oz ft square mil.

Ideal for indoor applications the eg coating has an average lifespan of 5 10 years depending on the environment. The thickness of hot dip galvanized zinc layer can achieved more than 50 microns the maximum can reach 100 microns. Difference between electro galvanized and hot dip galvanized 1. Galvanized nails all the nails have been galvanized.

Galvanization is a process of preventing metal surfaces from corrosion. Often they have clumps of zinc on the shaft or the coating of zinc is somewhat uneven on some of the nails. For hdg nails ensure the nail meets astm a153 specifications for hot dipped galvanizing. Use short stubby galvanized nails about 2 65 per box for 8d x 1 to anchor your joist hangers.

The zinc layer electro galvanized zinc layer generally in the 3 to 5 microns special requirements can also reach 7 to 8 microns. The irregular ingots are solid zinc. Hot dipped galvanized nails not used in a nail gun are usually distinctive. For applications where lower quality galvanization is suitable electro galvanized nails are among the thinnest coating at 0 36 mils maximum.

Electro coated nails are cheaper but the galvanizing is visibly thinner. Next to it is a new electro plated nail. These nails are a little more expensive than standard electro galvanized nails because they are double hot dipped galvanized but have been and continue to be in compliance with tas 114 appendix e testing. Building the substructure of a porch is a typical job for galvanized nails.

The one being held was electro plated and it s rusting after just 12 years. The key difference between galvanized and hot dip galvanized is that most galvanized materials have a smooth and sharp finishing whereas hot sip galvanized structures have a rough finishing.