To determine the load-bearing capacity of a stainless steel handle, focus on three key dimensions: material, structure, and craftsmanship. Combining this with four practical details will allow for accurate assessment and help avoid loosening and breakage during use:
1. Check material thickness and specifications: High-quality handles have a panel thickness ≥1.2mm and a handle diameter ≥16mm (home use) / ≥20mm (commercial use). 304/316 stainless steel offers stronger load-bearing capacity than ordinary stainless steel. Thin handles (<1mm) or hollow handles generally have insufficient load-bearing capacity.
2. Check the installation and fixing structure: Handles with ≥2 screws and hole diameters ≥4mm, and those with expansion tubes or reinforcing washers, offer more stable load-bearing capacity. For no-drill handles, check the adhesive layer thickness (≥3mm) and load-bearing capacity rating (≥5kg for home use, ≥10kg for commercial use). Be cautious with handles using single screws or very thin screws.
3. Check the strength of the joints: Welded handles should have full, solid welds without any gaps or loose joints, and should not shift noticeably when shaken. One-piece molded handles have better load-bearing capacity than spliced handles; inferior handles may have cracked welds or loose joints.
4. Check the product's load-bearing capacity label: Reputable products will clearly indicate the load-bearing range (e.g., "maximum load 15kg"). Request a test report from the seller. If there is no label or the label is vague, a simple test (suspend a 5-10kg weight and leave it for 24 hours without deformation or loosening) can help determine the load-bearing capacity.
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