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Automatic mm / inch conversion · Core engineering specifications
| 3-seat sofa overall dimensions | 2400 mm W × 950 mm D × 850 mm H | |
|---|---|---|
| 3-seat sofa seat height | 420 mm | |
| 3-seat sofa seat depth | 600 mm | |
| 3-seat sofa armrest width | 180 mm | |
| 3-seat sofa plinth base height | 180 mm | |
| Single armchair overall dimensions (per unit) | 1100 mm W × 900 mm D × 830 mm H | |
| Single armchair seat height | 420 mm | |
| Single armchair seat depth | 580 mm | |
| Coffee table overall dimensions | 1400 mm W × 800 mm D × 450 mm H | |
| Coffee table upper service top thickness | 25 mm | |
| Coffee table drawer front height | 200 mm | |
| Coffee table plinth recess height | 30 mm | |
| Set minimum required floor footprint | 3800 mm W × 3000 mm D | |
| Finished Seat Cushion Thickness | Approx. 70-90 mm | |
| Backrest Padding Thickness | Approx. 45-70 mm | |
| Lumbar Support Zone Height | Approx. 180-240 mm | |
| Clear Width Between Armrests | Approx. 470-540 mm |
Net weight / load capacity / users / durability
| 3-seat sofa total static weight capacity | 340 kg | |
|---|---|---|
| Single armchair static weight capacity | 150 kg | |
| Coffee table top static load capacity | 50 kg | |
| Seat cushion foam density | 45 kg/m³ (D45) | |
| Backrest/armrest foam density | 35 kg/m³ (D35) | |
| Seat cushion foam thickness | 120 mm | |
| Upholstery abrasion resistance (Martindale) | 50000 rubs | |
| Recommended maximum occupancy for full set | 5 people | |
| Set total net weight range | 220 kg to 260 kg | |
| Seat Foam Density / Rebound Reference | Approx. 35-45 kg/m³ / 50%-65% | |
| Back Foam Density Reference | Approx. 28-38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | Approx. 0.8-1.4 mm / 30,000-50,000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 120-150 kg | |
| Caster Rolling Durability Reference | Acceptance target 10,000-30,000 cycles | |
| Gas-lift Cycling Reference | Acceptance target 50,000-100,000 cycles | |
| Upholstery Seam Pitch | Approx. 3-4 mm |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seating upholstery | Dark grey smooth leather or 1.2 mm thick wear-resistant PU leather-look material | |
|---|---|---|
| Seating outer panel finish | Vertical channel stitched upholstery panels on armrests and back sides | |
| Seating internal frame | Kiln-dried solid wood + 15 mm thick plywood frame with corner-blocked joinery | |
| Seat support system | Sinuous steel spring support + high resilience polyurethane foam core | |
| Seating plinth base | Dark grey wood grain veneer finished engineered wood/solid wood enclosed plinth, no exposed legs | |
| Coffee tabletops and carcass | Grey wood grain veneer over 18 mm thick MDF/particleboard core | |
| Coffee table drawer components | Soft-close full extension ball bearing drawer slides, 2 equal-width front storage drawers | |
| Coffee table plinth base | Matching dark wood grain veneer recessed plinth base | |
| Upholstery stitching | Double-stitched seams with 8 mm stitch pitch on seat and arm edges | |
| Seating armrest padding | Integral foam padded armrests with upholstered top surface | |
| Seat Internal Support Board Thickness | Approx. 10-14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | Approx. 10-14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 3-4; outer tube approx. 50 mm; stroke approx. 90-100 mm | |
| Tilt Mechanism Plate Thickness | Approx. 2.0-2.5 mm cold-rolled steel | |
| Five-star Base Material Thickness | Metal base wall approx. 2.5-3.5 mm; diameter approx. 640-700 mm | |
| Caster Engineering Specification | 5 PU-tread swivel casters, approx. 50-60 mm diameter | |
| Reference Color Count | Recommended 3-5 upholstery colors and 1-2 base finishes |
Adjustment / rotation / tilt / mobility / storage features
| Seating structure | Fixed static lounge seating with no recline, swivel, tilt or height adjustment mechanisms | |
|---|---|---|
| Coffee table storage | Two equal-size front-facing soft-close drawers in lower tier for storage of reception supplies/coasters | |
| Seating ergonomics | Slightly curved front seat edge to reduce leg pressure for extended seated waiting periods | |
| Layout configuration | Symmetrical face-to-face conversation layout with central coffee table positioned for shared access between all seats | |
| Surface maintenance | Smooth non-porous upholstery finish for spot cleaning of spills and stains in high-traffic reception areas | |
| Assembly requirement | Knock-down assembly requiring attachment of plinth bases to seating frames and coffee table components | |
| Floor protection | Felt glides pre-installed on plinth base bottoms to prevent scratching hard wood or tile flooring | |
| Recline Angle / Lock Reference | Approx. 90°-125° with 1-3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage approx. 50-120 kg | |
| Height Adjustment Stroke | Approx. 90-100 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 / 1-2 cartons | |
|---|---|---|
| Reference Assembly Time | Approx. 15-40 minutes per set | |
| Reference Carton Dimensions | Approx. 760-850 × 330-420 × 620-720 mm | |
| Reference Packaged Gross Weight | Approx. 17-23 kg/set | |
| Reference Carton Volume | Approx. 0.17-0.26 m³/set | |
| Indicative 20GP Loading | Approx. 100-135 sets at 85% space utilization | |
| Indicative 40HQ Loading | Approx. 250-320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| Executive office reception areas | Formal premium design suitable for welcoming guests and clients in corporate headquarters or senior management office zones | |
|---|---|---|
| High-end office waiting lounges | Durable commercial grade construction withstands frequent daily use in shared public waiting spaces | |
| VIP meeting break-out zones | Comfortable padded seating supports short to medium length informal meetings between staff and visitors | |
| Luxury hotel executive club lounges | Cohesive wood and dark grey finish matches upscale hospitality interior design palettes | |
| Boutique corporate boardroom ante-rooms | Compact symmetrical footprint fits in pre-function spaces adjacent to formal meeting rooms | |
| Recommended complementary configuration | Pair with low-pile commercial area rug (minimum 4m x 3.2m) and side accent tables for a complete reception zone | |
| Recommended Matching Desk Size | Approx. 1.8-2.4 m executive desk | |
| Reference Daily Use Duration | Approx. 4-8 hours/day; confirm by ergonomic testing |
European market access and chemical requirements
| EN 1335-1:2020 | Office furniture seating safety and dimensional requirements reference for commercial lounge seating structural stability | |
|---|---|---|
| EN 1022:2018 | Domestic and contract seating stability test method reference to verify seating does not tip under normal use loads |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Lounge and public seating safety and performance standard reference for static load, durability and stability requirements in commercial office settings |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to plinth bases and coffee table wood components for dimensional stability and structural integrity | |
|---|---|---|
| GB/T 19001-2016 | Quality management system requirement reference for commercial furniture manufacturing consistency | |
| GB 20400-2006 | Leather and fur limit of harmful substances, applicable if genuine leather upholstery is specified, for formaldehyde and heavy metal content limits |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to plinth bases and coffee table wood components for dimensional stability and structural integrity; 2. GB/T 19001-2016: Quality management system requirement reference for commercial furniture manufacturing consistency; 3. GB 20400-2006: Leather and fur limit of harmful substances, applicable if genuine leather upholstery is specified, for formaldehyde and heavy metal content limits; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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