| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 3-seater sofa overall dimensions | 2900 x 920 x 900 mm | |
|---|---|---|
| Single armchair overall dimensions | 1040 x 920 x 830 mm | |
| Seat height from floor | 440 mm | |
| Seat depth (usable surface) | 660 mm | |
| Metal support leg height | 150 mm | |
| Armrest top height from floor | 600 mm | |
| Back cushion height from seat | 460 mm | |
| Seat cushion thickness | 220 mm | |
| Armrest width (padded surface) | 180 mm | |
| Under-seat clearance (floor to rail) | 120 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
| Set total net weight | 140 kg | |
|---|---|---|
| Recommended total static load (3-seater) | 450 kg | |
| Recommended static load per armchair | 180 kg | |
| Cushion foam density | 33 kg/m³ | |
| Cushion foam rebound rate | 60% | |
| Seating capacity (full set) | 5 persons | |
| Upholstery abrasion resistance | 30000 cycles | |
| Frame static load rating | 600 kg | |
| Recommended warranty period | 8 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Internal structural frame | Solid kiln-dried hardwood + plywood frame | |
|---|---|---|
| Seat and back cushion filling | High-density polyurethane foam core with soft wrap layer | |
| Seating surface upholstery | Grey stain-resistant performance tech fabric, 1.2mm thickness | |
| Outer arm and side panels | Warm brown finished rubber wood veneer over engineered wood | |
| Support legs | 1.2mm thick polished chrome-plated carbon steel tubes | |
| Cushion covers | Zippered removable covers for easy cleaning | |
| Included accent throw pillows | Matching grey upholstery with polyfiber fill | |
| Frame joint hardware | Zinc-plated steel corner brackets and wood screws | |
| Leg attachment plates | 3mm thick powder-coated steel mounting plates | |
| 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 stationary 3+1+1 layout, no recline or convertible mechanisms | |
|---|---|---|
| Assembly requirement | Knock-down leg assembly with included hardware and instructions | |
| Cushion reversibility | Loose seat and back cushions can be rotated for even wear | |
| Floor protection | Plastic glide pads on metal leg bases to prevent floor scratching | |
| Under-seat space | Open 120mm clearance to allow robot vacuum access beneath seating | |
| Cover maintenance | Removable zippered cushion covers are machine washable for stain care | |
| Seating posture | Fixed slightly reclined 105-degree back angle for relaxed lounge use | |
| Armrest function | Padded wide armrests support arm weight and hold small lightweight 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
| 3-seater sofa shipping carton dimensions | 3000 x 1000 x 700 mm | |
|---|---|---|
| Single armchair shipping carton dimensions | 1100 x 1000 x 700 mm | |
| 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
| Residential living room conversational layout | Arranged around a central coffee table for relaxed guest seating and daily use | |
|---|---|---|
| Modern minimalist apartment interiors | Low-profile two-tone design complements neutral and contemporary decor schemes | |
| Small to medium open-plan living areas | Compact 3+1+1 layout fits 35sqm living spaces without overcrowding | |
| Home lounge and media viewing areas | Deep cushioned seats support extended seated use for TV viewing and relaxation | |
| Light commercial reception lounge areas | Durable fabric and sturdy frame suit low-traffic office or showroom waiting areas | |
| 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 | Domestic furniture strength, durability and safety for seating, applicable for residential use | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability resistance to cigarette ignition, recommended safety standard |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood frame construction | |
|---|---|---|
| GB 18584-2001 | Formaldehyde emission limit for interior decoration wood furniture, recommended for acceptance | |
| GB/T 1952.1-2012 | Strength and durability testing standard for upholstered sofas, applicable for quality validation |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood frame construction; 2. GB 18584-2001: Formaldehyde emission limit for interior decoration wood furniture, recommended for acceptance; 3. GB/T 1952.1-2012: Strength and durability testing standard for upholstered sofas, applicable for quality validation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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