| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Set overall layout dimensions | 4200 x 2000 x 860 mm | |
|---|---|---|
| Three-seat sofa dimensions | 2000 x 880 x 860 mm | |
| Single armchair dimensions (per unit) | 1100 x 880 x 860 mm | |
| Seat height from floor | 450 mm | |
| Seat depth (all seating units) | 550 mm | |
| Armrest height above seat | 250 mm | |
| Under-seat floor clearance | 120 mm | |
| Large coffee table dimensions | 900 x 900 x 450 mm | |
| Small coffee table dimensions | 900 x 400 x 450 mm | |
| Backrest height above seat | 410 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 gross weight | 280 kg | |
|---|---|---|
| Recommended total seating capacity | 5 persons | |
| Seat cushion static load capacity per seat | 150 kg | |
| Backrest cyclic durability | 50000 cycles | |
| Seat foam density (cushion) | 35 kg/m³ | |
| Back foam density | 25 kg/m³ | |
| Foam rebound rate | 45% | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Structural warranty period | 5 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seating upholstery | Dark charcoal high-wear faux leather | |
|---|---|---|
| Inner seating frame | Kiln-dried solid hardwood | |
| Seat support system | 2.5mm diameter sinuous steel springs | |
| Seating leg construction | 1.2mm thick powder-coated cold-rolled steel | |
| Coffee table tabletop | 12mm thick matte sintered stone | |
| Coffee table base | Matte black powder-coated metal tapered pedestal | |
| Armrest decorative inlays | Textured metallic decorative panel | |
| Seam construction | Commercial-grade bonded polyester thread | |
| Floor protection pads | Non-marking rubber glides on all legs | |
| 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
| Seating configuration | Fixed 3+1+1 symmetric layout | |
|---|---|---|
| Table arrangement | Paired nested low coffee tables | |
| Cleaning compatibility | Smooth non-porous upholstery and table surfaces | |
| Floor clearance access | 120mm open space under all seating | |
| Structural stability | Four-point metal leg base per seating unit | |
| Cushion retention | Fixed attached seat and back cushions | |
| Color customization | Dark charcoal standard finish | |
| Decorative arm accent | Integrated metallic inlay panel on armchairs | |
| 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
| Executive office reception areas | Formal guest waiting space for corporate management floors | |
|---|---|---|
| Corporate lobby waiting zones | High-traffic visitor seating with durable easy-clean surfaces | |
| Executive meeting lounge spaces | Small group discussion and casual meeting configuration | |
| VIP guest reception rooms | High-end uniform styling for distinguished visitor hosting | |
| Financial and legal office waiting areas | Conservative professional dark finish suitable for client-facing spaces | |
| Recommended pairing | Place on low-pile commercial carpet or hard 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
| Office furniture seating safety | EN 13761:2002 | |
|---|---|---|
| Upholstered furniture durability | EN 1728:2014 | |
| Surface flammability standard | EN 1021:2014 |
US and Canada office-furniture standards
| Lounge seating standard | ANSI/BIFMA X2020 |
|---|
Standards applicable to China-market projects
| Upholstered furniture safety standard | GB 28007 | |
|---|---|---|
| Formaldehyde emission limit | GB 18584 | |
| Furniture mechanical performance test | GB/T 10357.1 |
This product must meet the following technical requirements: 1. Upholstered furniture safety standard: GB 28007; 2. Formaldehyde emission limit: GB 18584; 3. Furniture mechanical performance test: GB/T 10357.1; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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