Straight answers on 304 vs 316, sizing, and load for stainless steel door hinges and every other job, so you buy the one that lasts instead of the one that rusts. Researched buying guides, free tools, no fluff.

Each guide matches hinges to one use case: grade, load, and finish. Then it points you to real products.

316 stainless built for boats, docks, and salt air, moly-rated against the pitting that ruins 304.
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The overall shortlist across door, gate, and cabinet. The picks that hold up where plated steel quits.
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Ball-bearing and continuous hinges rated for solid-core and oversized doors that punish cheap hardware.
Read guide →How many hinges and what size for your door’s height and weight.
Door weight versus hinge rating, so nothing sags or fails.
Answer two questions, get 304 or 316 for your environment.