Stainless Steel vs Zinc-Plated vs Galvanised Fasteners Choosing the right fastener material can make a big difference to the service life of your project. Bolts, nuts and screws may look similar, but their corrosion resistance, strength and suitability for different environments can vary considerably. Three common options are stainless steel, zinc-plated steel and galvanised steel. Here's how they compare. Stainless Steel Fasteners Stainless steel contains chromium, which helps form a protective oxide layer that provides corrosion resistance. Stainless fasteners are commonly used for: Outdoor equipment and general maintenance. Marine and...
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