| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 584 x 569 x 838 mm | |
|---|---|---|
| Seat height from floor | 508 mm | |
| Seat width | 572 mm | |
| Seat depth | 483 mm | |
| Backrest height from seat | 356 mm | |
| Armrest height from floor | 655 mm | |
| Leg tube diameter | 20 mm | |
| Seat cushion thickness | 76 mm | |
| Armrest width at front edge | 50 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
| Recommended static weight capacity | 125 kg | |
|---|---|---|
| Net unit weight | 7.5 kg | |
| Foam padding density | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Floor protection pad load rating | 150 kg per pad | |
| Upholstery abrasion resistance | 30000 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, back and arm upholstery | Dark gray faux leather (PVC-polyester blend) | |
|---|---|---|
| Contrast piping | Matching dark finished stitched piping | |
| Seat and back fill | High-resilience polyurethane foam | |
| Internal support frame | 12mm thick plywood seat shell | |
| Leg construction | Powder-coated dark gray steel tube | |
| Foot pads | Non-marking polyethylene floor protectors | |
| Seam construction | Reinforced polyester stitching | |
| Upholstery surface finish | Matte smooth faux leather grain | |
| 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 upright seating position for dining use | |
|---|---|---|
| Arm support | Continuous curved integrated armrests wrapping from back to seat front | |
| Floor compatibility | Non-slip foot pads on each leg base | |
| Assembly requirement | Knock-down leg attachment with included hardware | |
| Table compatibility | Arms designed to slide under standard 750mm height dining tables | |
| Cleaning function | Wipe-clean faux leather surface | |
| Static load distribution | Four corner leg placement evenly distributes user weight | |
| 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 room use | Pairs with standard 750mm height dining tables for daily meals | |
|---|---|---|
| Kitchen breakfast nook placement | Compact footprint fits small kitchen seating areas without crowding | |
| Home office guest seating | Upright supportive posture suits short-term visitor seating at desks | |
| Cafe and bistro seating | Durable wipe-clean upholstery suits light commercial foodservice use | |
| Recommended table pairing | Use with dining tables offering 750 mm apron clearance for arm tuck-in | |
| Floor surface compatibility | Suitable for hardwood, tile, laminate and vinyl flooring | |
| 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 dining seating | |
|---|---|---|
| EN 1022:2018 | Stability test standard applicable to fixed non-swivel dining chairs | |
| EN 15373:2007 | Upholstered furniture seating performance requirements for residential use |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal plywood frame | |
|---|---|---|
| GB/T 17657-2013 | Test methods for surface physical and chemical properties of wood-based panels, applicable to seat shell | |
| GB/T 24821-2009 | General requirements for metal furniture legs, applicable to steel support legs |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal plywood frame; 2. GB/T 17657-2013: Test methods for surface physical and chemical properties of wood-based panels, applicable to seat shell; 3. GB/T 24821-2009: General requirements for metal furniture legs, applicable to steel support legs; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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