| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Three-seater sofa overall dimensions | 2200 x 930 x 900 mm | |
|---|---|---|
| Single armchair overall dimensions | 1200 x 930 x 900 mm | |
| Coffee table overall dimensions | 1200 x 600 x 450 mm | |
| Seat height for all seating units | 450 mm | |
| Seat depth for all seating units | 650 mm | |
| Seat width per three-seater position | 680 mm | |
| Single armchair seat width | 720 mm | |
| Armrest height above seat | 180 mm | |
| Leg height for all seating units | 120 mm | |
| Backrest total height above seat | 450 mm | |
| Coffee table pedestal base height | 400 mm | |
| Coffee table top thickness | 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
| Total set net weight | 180 kg | |
|---|---|---|
| Three-seater sofa total static load capacity | 500 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Armrest foam density | 40 kg/m³ | |
| Foam rebound rate | 60% | |
| Foam compression set | 5% | |
| Seat support spring diameter | 30 mm | |
| Seat support spring spacing | 80 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick dark grey PU faux leather, stain-resistant, color fastness grade 4 | |
|---|---|---|
| Internal seat/back frame | Kiln-dried hardwood + 5mm multi-layer plywood, moisture content 12% | |
| Seat cushion filling | High-resilience polyurethane foam, no added latex | |
| Backrest filling | Medium-density polyurethane foam, wrapped in soft polyester fiber | |
| Armrest padding | High-density polyurethane foam, wrapped in matching PU upholstery | |
| Seat support structure | Serpentine steel springs + elastic webbing, no sag design | |
| Seating legs | 20mm diameter powder-coated dark steel legs, with anti-slip floor protection pads | |
| Coffee table top | 12mm sintered stone/engineered stone dark grey finish, scratch-resistant | |
| Coffee table base | Powder-coated dark steel single central pedestal with vertical slotted decorative cutouts | |
| Stitching detail | High-strength polyester thread, 4 stitches per cm, even seam alignment | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed 3+1+1 layout: one three-seat sofa, two single armchairs, one central coffee table | |
|---|---|---|
| Seating adjustment | No recline, swivel or height adjustment; fixed upright posture for formal waiting spaces | |
| Floor protection | All leg bases fitted with non-marking rubber anti-slip pads to prevent floor scratching | |
| Surface maintenance | PU upholstery and stone table top wipe clean with damp cloth, stain and water resistant | |
| Assembly requirement | Legs and pedestal base require simple attachment to pre-assembled frames; no complex joinery required | |
| Weight distribution | Serpentine spring support distributes user weight evenly across seat surface to reduce pressure points | |
| Table function | Low central coffee table provides stable surface for refreshments, documents and decorative items | |
| 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
| Corporate office reception lobbies | Formal 3+1+1 layout supports small group visitor waiting and initial greeting | |
|---|---|---|
| Executive meeting waiting areas | Neutral dark grey finish coordinates with executive office decor, easy to clean for high traffic | |
| Business lounge and visitor centers | Padded upright seating supports comfortable short waits of up to 1 hour | |
| Small corporate negotiation spaces | Symmetric face-to-face layout supports casual small-group discussion across the central table | |
| Hotel business center waiting zones | Minimalist metal leg design complements modern hospitality interiors, durable for public use | |
| 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 13759:2003 | Applicable for seating stability and strength testing for non-domestic furniture | |
|---|---|---|
| EN 1022:2018 | Applicable for furniture seating stability testing for commercial use |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Applicable for lounge and public seating durability, static load and cyclic testing |
|---|
Standards applicable to China-market projects
| GB 18580-2017 | Applicable for formaldehyde emission limit of wood-based frame materials, E0 grade requirement | |
|---|---|---|
| GB 18401-2010 Class B | Applicable for upholstery fabric safety, direct skin contact requirement | |
| GB/T 16799-2008 | Applicable for PU faux leather upholstery performance and quality requirements | |
| GB 18587-2001 | Applicable for volatile organic compound emission limits for polyurethane foam |
This product must meet the following technical requirements: 1. GB 18580-2017: Applicable for formaldehyde emission limit of wood-based frame materials, E0 grade requirement; 2. GB 18401-2010 Class B: Applicable for upholstery fabric safety, direct skin contact requirement; 3. GB/T 16799-2008: Applicable for PU faux leather upholstery performance and quality requirements; 4. GB 18587-2001: Applicable for volatile organic compound emission limits for polyurethane foam; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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