| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall circular sofa outer diameter | 4500 mm | |
|---|---|---|
| Sofa total height from floor to top of backrest | 900 mm | |
| Seat height from floor to top of seat cushion | 450 mm | |
| Single seat depth (front edge to backrest) | 1000 mm | |
| Single seat width (per modular segment) | 690 mm | |
| Integrated side ledge width (outer back display shelf) | 250 mm | |
| Central round coffee table diameter | 1200 mm | |
| Central round coffee table height | 450 mm | |
| Matching standalone armchair overall dimensions | 950 x 950 x 900 mm | |
| Armrest height from seat surface to armrest top | 200 mm | |
| Backrest cushion height from seat to top edge | 450 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
| Load capacity per individual seat | 200 kg | |
|---|---|---|
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Set total net weight | 300 kg | |
| Recommended maximum seated users for full circular sofa | 12 | |
| Frame structural warranty period | 10 years | |
| Upholstery surface warranty period | 3 years | |
| Available standard upholstery color options | 6 | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Sofa seat cushion padding | 45kg/m³ high-density polyurethane foam | |
|---|---|---|
| Back cushion padding | Blend of down and doll cotton over foam core | |
| Main upholstery surface | 1.2mm thick smooth off-white faux leather | |
| Inner support frame | Solid eucalyptus wood frame with sinuous spring support | |
| Seat support base layer | 50mm wide high-elastic elastic webbing | |
| Sofa bottom feet | 15mm tall matte black plastic anti-slip glides | |
| Coffee table exterior finish | Matching off-white matte painted MDF drum base | |
| Accent trim | Dark grey matte faux leather edge binding | |
| Included accent pillows | Black faux leather cover with 30mm foam filling | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Modular assembly design | Segmented curved units connected via metal bracket joints to form full circle | |
|---|---|---|
| Integrated display ledges | Flat outer back ledges integrated into corner segments for decor placement | |
| Fixed non-reclining backrest | Upright fixed back angle for formal reception and lounge seating | |
| Matching seating extension | Standalone single armchair positioned outside circle for extra guest seating | |
| Central coffee table placement | Low-profile round drum table centered in seating cavity for shared surface access | |
| Floor protection design | Anti-slip glides on all base corners prevent hard floor scratching | |
| Throw pillow compatibility | Pre-placed black accent pillows included for lumbar support and decoration | |
| 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
| Commercial office reception lobbies | Circular layout supports 360-degree guest interaction for waiting areas | |
|---|---|---|
| High-end hotel lounge and waiting zones | Low-profile modern design complements upscale hospitality interior schemes | |
| Exhibition hall and product display centers | Enclosed circular layout creates dedicated visitor discussion and rest zones | |
| Large open-plan office informal collaboration zones | Seating capacity supports team discussions and casual break activities | |
| Premium residential open-plan living rooms | Statement circular design acts as focal point for large luxury living spaces | |
| 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 1022:2018 Domestic and contract furniture seating strength and stability | Applicable for static load and stability testing of sofa and armchair frames | |
|---|---|---|
| EN 14465:2017 Upholstery fabric abrasion resistance performance requirements | Applicable for faux leather upholstery wear resistance verification | |
| EN 12520:2015 Furniture seating strength, durability and safety requirements | Applicable for seat and backrest cyclic load performance testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 Lounge and public seating performance standard | Applicable for commercial lounge seating structural load and durability testing | |
|---|---|---|
| ANSI/BIFMA X7.1-2018 Furniture VOC emissions standard for low-emitting products | Applicable for indoor air quality compliance verification for upholstered seating |
Standards applicable to China-market projects
| GB/T 3324-2017 General technical requirements for wooden furniture | Applicable for wooden frame structural safety and finish quality inspection | |
|---|---|---|
| GB 20400-2006 Leather and faux leather harmful substance limit | Applicable for upholstery material formaldehyde and heavy metal content testing | |
| GB/T 19001-2016 Quality management systems for furniture production | Applicable for manufacturer production process quality control assessment |
This product must meet the following technical requirements: 1. GB/T 3324-2017 General technical requirements for wooden furniture: Applicable for wooden frame structural safety and finish quality inspection; 2. GB 20400-2006 Leather and faux leather harmful substance limit: Applicable for upholstery material formaldehyde and heavy metal content testing; 3. GB/T 19001-2016 Quality management systems for furniture production: Applicable for manufacturer production process quality control assessment; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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