| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Backrest height above seat | 450 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 sofa set net weight | 280 kg | |
|---|---|---|
| Per-seat static load capacity | 180 kg | |
| Seat foam density | 45 kg/m³ | |
| Back foam density | 30 kg/m³ | |
| Upholstery abrasion resistance | 50000 cycles | |
| Recommended total seating capacity | 5 persons | |
| Foam rebound rate | 60% | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Matte beige top-grain leather (or high-grade faux leather) | |
|---|---|---|
| Internal seat frame | Kiln-dried solid hardwood frame, 30mm thick members | |
| Support legs | Polished chrome-plated square steel tube, 20mm cross-section | |
| Armrest padding | 200mm thick high-resilience polyurethane foam wrapped in dacron | |
| Side decorative panels | Dark resin/wood composite with geometric laser-cut metallic inlay | |
| Seat cushion fill | 45kg/m³ high-resilience polyurethane foam with 50mm down topper | |
| Coffee table top | Light grey sintered stone, 12mm thick, matte finish | |
| Coffee table base | Dark veneered MDF cabinet base with polished metal vertical inlay handles | |
| Seat suspension system | 8-gauge sinuous steel springs with 50mm elastic webbing layer | |
| Stitching details | Reinforced bonded nylon stitching, 8mm stitch pitch | |
| 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
| Seat support function | Fixed sinuous spring suspension with no sag design for even weight distribution | |
|---|---|---|
| Backrest support function | Fixed ergonomic angled backrest at 105 degrees for relaxed seated posture | |
| Integrated headrest function | Fixed padded neck support bolster integrated into top of each backrest | |
| Cleaning access function | 100mm floor clearance allows robot vacuum and regular broom access under all units | |
| Coffee table storage function | Enclosed dual-compartment cabinet under table top for accessory storage | |
| Armrest function | Padded wide armrests support forearm resting and act as structural arm reinforcement | |
| Assembly requirement | Knock-down leg attachment required, no tool needed for hand-tightened leg fittings | |
| 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
| Residential living room placement | Suits modern luxury open-plan living areas as primary seating group | |
|---|---|---|
| Executive office reception use | Fits high-end corporate reception lounges for guest seating | |
| Small lounge/waiting area use | Appropriate for premium hotel lobbies or private club waiting spaces | |
| Configuration flexibility | Symmetrical 3+1+1 layout can be rearranged to fit irregular room shapes | |
| Recommended matching decor | Pairs with low-pile neutral carpets, minimalist track lighting, and indoor foliage | |
| User group suitability | Designed for adult users seeking upright, supportive seating for long conversations | |
| 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
Standards applicable to China-market projects
This product must meet the following technical requirements: 1. Technical standards and test reports must be supplied during tender or purchase confirmation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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