| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 580 x 560 x 780 mm | |
|---|---|---|
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight | 9 kg | |
|---|---|---|
| Static seat load capacity | 150 kg | |
| Recommended user weight | 120 kg | |
| Leg tip floor contact size | 15 mm diameter | |
| Upholstery seam stitch pitch | 8 stitches per 30mm | |
| Surface abrasion resistance (upholstery) | 50000 double rubs | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat upholstery | Beige faux leather, stitched edge finish | |
|---|---|---|
| Backrest upholstery | Beige faux leather, curved wraparound form | |
| Seat cushion core | 40kg/m³ density high resilience polyurethane foam | |
| Backrest core | 35kg/m³ density polyurethane foam | |
| Frame and arm supports | 2mm thick matte black powder-coated steel | |
| Leg structure | 1.5mm thick tapered matte black powder-coated steel | |
| Leg floor glides | Injection molded nylon non-slip pads | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Back support | Fixed curved wraparound backrest provides lumbar support for upright dining posture | |
|---|---|---|
| Arm support | Fixed integrated armrests connect backrest to seat frame for stable upper arm rest | |
| Seat function | Fixed padded seat with rounded front edge reduces leg pressure during extended sitting | |
| Stability feature | Four splayed outward legs increase base footprint for anti-tip stability during use | |
| Floor protection | Nylon glides at leg tips prevent scratching on hard wood, tile, or stone floors | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| Residential dining space | Paired with standard height dining tables in home dining rooms for daily meal use | |
|---|---|---|
| Commercial cafe and restaurant | Suitable for casual dining venues with modern interior design themes | |
| Office reception and lounge | Used in guest waiting areas or informal meeting spaces for visitor seating | |
| Co-working shared space | Deployed in break areas and open collaboration zones for flexible seating | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Strength, durability, and safety requirements for domestic and contract seating | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability test for cigarette ignition source |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture applicable to structural stability testing | |
|---|---|---|
| GB/T 16799-2008 | Performance specification for polyurethane synthetic leather upholstery material |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture applicable to structural stability testing; 2. GB/T 16799-2008: Performance specification for polyurethane synthetic leather upholstery material; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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