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Folding Chair
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1. Specifications: W495mm × D520mm × H779mm (the above dimensions allow a deviation of ±5mm), seat height 430mm (dimension allows a deviation of ±5mm).
2. Polyurethane molded foam: apparent density ≥ 60kg/m³; 25% indentation hardness grade/196N ± 18N; 75% compression permanent deformation ≤ 4%; resilience ≥ 50%; tear strength (grade/93N) ≥ 1.8N/cm; tensile strength after dry heat aging ≥ 120KPa; formaldehyde emission ≤ 0.015mg/㎡.h; meets the standard requirements of GB/T 10802-2006 and GB 18587-2001.
3. Leather uses environmentally friendly artificial leather, thickness 1.5mm; pH (4.0-9.0), formaldehyde content Class C ≤ 300mg/kg, tensile load longitudinal ≥ 120 N, transverse ≥ 120 N, elongation at break longitudinal ≥ 50%, transverse ≥ 50%, tear load longitudinal ≥ 30 N, transverse ≥ 30 N, abrasion resistance with no surface cracking, decomposable carcinogenic aromatic amine dye results qualified, meets the standard requirements of QB/T 5067-2017.
4. ▲Chair frame: made of 304 stainless steel pipe, wall thickness 1.5mm. Superior to QB/T 3832-1999 "Evaluation of corrosion test results of metal coatings for light industrial products" and QB/T 3826-1999 "Corrosion resistance test methods for metal coatings and chemical treatment layers of light industrial products - Neutral salt spray test (NSS) method". Test content includes but is not limited to: corrosion resistance grade ≥ 10 after 48h neutral salt spray test (NSS).
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