| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 560 x 590 x 810 mm | |
|---|---|---|
| Seat height (floor to seat top) | 510 mm | |
| Seat width | 520 mm | |
| Seat depth | 460 mm | |
| Backrest height (seat top to back peak) | 350 mm | |
| Integrated armrest height (seat top to arm top) | 220 mm | |
| Leg splay width (front leg to front leg) | 490 mm | |
| Central back cutout opening height | 180 mm | |
| Leg tube diameter | 22 mm | |
| Floor glide diameter | 20 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
| Per-chair net weight | 7 kg | |
|---|---|---|
| Recommended static load capacity | 160 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam thickness | 80 mm | |
| Backrest foam thickness | 50 mm | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seam stitch pitch | 8 stitches per 30 mm | |
| Frame static load rating | 200 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.0mm thick cognac faux leather | |
|---|---|---|
| Seat padding | High-density polyurethane foam | |
| Backrest padding | Medium-density polyurethane foam | |
| Leg frame | 1.5mm thick matte black powder-coated steel tube | |
| Internal support structure | 12mm thick plywood seat base | |
| Floor glides | Black non-marring nylon glides | |
| Stitching | Bonded polyester upholstery thread | |
| Surface finish on legs | Textured matte black powder coating | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed-position upright dining seating | |
|---|---|---|
| Back support | Sculpted wraparound back with central cutout | |
| Integrated arm support | Continuous curved armrests formed with backrest | |
| Floor protection | Nylon glides on each leg base | |
| Assembly requirement | Leg attachment to pre-assembled seat/back unit | |
| Upholstery maintenance | Smooth wipe-clean faux leather surface | |
| Stability design | Outward-splayed four-leg layout | |
| Color option availability | Cognac brown as standard, 6 additional neutral color options | |
| 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 spaces | Pairs with standard 750mm high dining tables for daily household meals | |
|---|---|---|
| Modern kitchen breakfast areas | Compact footprint fits small kitchen nooks and peninsula seating | |
| Commercial cafe and bistro seating | Durable wipe-clean upholstery suits high-traffic casual dining venues | |
| Open-plan home office spaces | Can be used as guest seating adjacent to work desks for short visits | |
| Contemporary apartment living spaces | Sculptural design complements minimalist, mid-century modern interiors | |
| Restaurant booth add-on seating | Matching chairs complement upholstered booths for flexible table layouts | |
| 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 | Furniture strength, durability and safety for domestic seating, recommended for performance verification | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability cigarette test, recommended for fire safety compliance |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to structural safety verification | |
|---|---|---|
| GB/T 16799-2008 | Standard for polyurethane synthetic leather, applicable to upholstery material verification | |
| GB 18584-2001 | Indoor decoration materials limit of harmful substances in wooden furniture, applicable for VOC testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to structural safety verification; 2. GB/T 16799-2008: Standard for polyurethane synthetic leather, applicable to upholstery material verification; 3. GB 18584-2001: Indoor decoration materials limit of harmful substances in wooden furniture, applicable for VOC testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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