| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall set footprint (seating + table layout) | 3540 x 2660 x 900 mm | |
|---|---|---|
| Three-seat sofa dimensions | 2040 x 860 x 900 mm | |
| Single-seat armchair dimensions | 1140 x 860 x 900 mm | |
| Matching coffee table dimensions | 1500 x 800 x 460 mm | |
| Seat height from floor | 450 mm | |
| Seat depth (seating pieces) | 550 mm | |
| Backrest height (all seating) | 480 mm | |
| Armrest height from floor | 620 mm | |
| Coffee table lower clearance | 150 mm | |
| Sofa leg height | 120 mm | |
| Seating clearance between sofa and armchairs | 1800 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 | 150 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Seat foam density | 50D | |
| Upholstery abrasion resistance | 50000 rub cycles | |
| Foam rebound rate | 60% | |
| Recommended maximum seating capacity | 5 people | |
| Seat cushion foam thickness | 120 mm | |
| Backrest foam thickness | 80 mm | |
| Structural warranty period | 10 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seating upholstery | 1.2mm thick dark brown scratch-resistant faux leather | |
|---|---|---|
| Internal seating frame | 30mm thick kiln-dried solid hardwood frame | |
| Seat support system | 3.2mm diameter serpentine steel springs + high-density foam base | |
| Seat filling | Three-layer high-resilience polyurethane foam | |
| Seating legs | Dark brown painted solid hardwood tapered legs | |
| Armrest construction | Padded upholstered armrests with solid wood inner core | |
| Coffee table tabletop | 12mm thick sintered stone top with matte finish | |
| Coffee table bases | Two matte off-white MDF pedestal supports with rounded edges | |
| Seam construction | 2.5 stitch per cm precision edge stitching | |
| 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 posture | Fixed upright non-reclining design | |
|---|---|---|
| Coffee table use | Fixed low-height surface for beverage, document and decor placement | |
| Assembly requirement | Knock-down assembly for leg and base attachment | |
| Surface maintenance | Stain-resistant wipe-clean upholstery and table top | |
| Seat cushion design | Fixed non-removable seat and back cushions | |
| Floor protection | Non-marking plastic glides on all leg bottoms | |
| Layout flexibility | Modular 3+1+1 pieces can be rearranged to fit different reception spaces | |
| Color availability | Standard dark brown and black finishes, custom colors on OEM order | |
| 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 structured design creates a professional first impression for visiting guests | |
|---|---|---|
| Corporate meeting and waiting rooms | Upright supportive seating supports 60 minute guest waiting and short discussions | |
| Small business lobby spaces | Compact symmetric 3+1+1 layout fits standard 20sqm reception zones efficiently | |
| Executive private office guest zones | Matching dark brown formal styling pairs with dark wood executive office furniture | |
| High-traffic public reception areas | Durable stain-resistant surfaces withstand daily commercial office use | |
| Recommended pairing | Pair with matching dark wood executive desks and visitor chairs for uniform office decor | |
| 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 | Applicable European standard for seating strength, durability and safety for commercial furniture | |
|---|---|---|
| EN 1022:2018 | Applicable standard for seating stability testing for non-domestic office seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Applicable standard for lounge and public office seating performance and durability requirements |
|---|
Standards applicable to China-market projects
| GB 18584-2001 | Applicable standard for formaldehyde and harmful substance limits in wooden furniture components | |
|---|---|---|
| GB/T 16799-2008 | Applicable standard for performance requirements of artificial leather upholstery materials |
This product must meet the following technical requirements: 1. GB 18584-2001: Applicable standard for formaldehyde and harmful substance limits in wooden furniture components; 2. GB/T 16799-2008: Applicable standard for performance requirements of artificial leather upholstery materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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