FAQ
🔧 304 vs 316 Stainless Steel – What’s the Difference?
When selecting stainless steel for your project, 304 and 316 are the most commonly used options. Both are durable and corrosion-resistant, and they are widely used—but they perform differently depending on the environment.
Here’s a quick guide to help you choose the right one for your needs.
🛠️ 304 Stainless Steel – Strong, Versatile & Affordable
304 is the most popular stainless steel grade for everyday use. It’s tough, easy to clean, and resists corrosion in most indoor or dry environments.
✅ Best for:
- Indoor projects
- Kitchen hardware
- DIY and general fabrication
🧰 Common Uses:
- Screws, nuts, bolts
- Kitchen sinks & benches
- Cookware
- Indoor fittings
- ⚠️ Not ideal for: Coastal or salty environments—can suffer from “pitting” over time.
🌊 316 Stainless Steel – Made for Marine & Coastal Conditions
316 stainless steel includes molybdenum, an alloy that gives it superior resistance to saltwater and harsh chemicals. That’s why it’s known as marine grade.
✅ Best for:
- Coastal, marine, or industrial environments
- Outdoor projects
- Harsh weather exposure
🧰 Common Uses:
- Boat fittings & trailer parts
- Outdoor furniture
- Handrails & balustrades
- Coastal construction
💡 Yes, it costs a bit more—but it lasts longer in demanding conditions.
✅ Quick Tip:
- Choose 304 for indoor, dry, or standard applications.
- Choose 316 if you're near the coast, on the water, or exposed to chemicals.
📦 Need a custom length?
We cut all stainless steel to size—no waste, no hassle.