Stainless Steel in the Title, Metal on the Spec Sheet: Verifying a Lamp Pole Grade Before It Ships
The product page for the Anrotix AT04 three-head LED floor lamp calls the pole stainless steel while the official specification sheet lists only metal, creating a documentation gap that shifts risk to the buyer. At 2030 mm tall with a 7.8 kg net weight, the slender cylinder must support three independent E26 heads and withstand handling, vibration, and potential coastal humidity without bending or surface failure. If the substrate is a low-nickel grade or the wall thickness is below what the load requires, the pole can deflect permanently or develop corrosion pits that spread under the painted finish.
Start verification on a physical sample by checking the magnet response; austenitic grades such as 304 or 316 are generally non-magnetic in the annealed condition, while ferritic grades like 430 attract a magnet strongly. Next, measure the tube diameter and wall thickness with a caliper at multiple points along the length to confirm the section modulus matches the structural load of three 9 W LED modules plus shades. A simple scratch test in an inconspicuous area followed by a drop of nitric acid solution can differentiate chromium-rich stainless from plated carbon steel, though this only confirms the surface layer.
The finish system deserves its own line item because the black, white, and gold colourways are coatings over the substrate, not bare metal. Request the coating specification — powder coat, electroplating, or PVD — along with salt-spray test hours, cross-hatch adhesion rating, and film thickness range. Without these data, a cosmetic defect that appears after six weeks in a Gulf warehouse becomes a warranty dispute with no baseline for rejection.
Translate every verified attribute into the purchase order: alloy designation, minimum wall thickness, coating type with test standard and acceptance criteria, and the inspection method the buyer or a third party will use at pre-shipment. Attach the updated spec sheet as an annex so the factory cannot ship a different grade without a formal change request. This turns marketing language into enforceable commercial terms.
Finally, align the material package with the destination market regulations; EU RoHS and REACH restrict certain surface treatments, while North American retailers often demand a Proposition 65 declaration for coated metals. Ask the supplier for the full material declaration and test reports before the first container loads, and keep the sample that passed your checks as the reference standard for every subsequent lot.
Anrotix AT04 Three-Head LED Floor Lamp — E26 Bases, 800 lm per Head
Frequently asked questions
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