| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall set footprint (3-seat + armchair + ottoman) | 3700 x 3700 x 850 mm | |
|---|---|---|
| 3-seat sofa unit dimensions | 3400 x 1050 x 850 mm | |
| Single armchair unit dimensions | 1200 x 1050 x 850 mm | |
| Matching square ottoman dimensions | 900 x 900 x 420 mm | |
| Seat height from floor | 420 mm | |
| Seat depth per seating position | 700 mm | |
| Seat width per seating position | 1100 mm | |
| Square armrest width | 240 mm | |
| Backrest height above seat | 430 mm | |
| Floor clearance under sofa base | 5 mm | |
| Seat Cushion Thickness | 180 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| Total set gross weight (reference) | 210 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Cushion foam density | 45 kg/m³ | |
| Cushion foam rebound rate | 60% | |
| Leather upholstery thickness | 1.6 mm | |
| Leather abrasion resistance (Martindale) | 50000 cycles | |
| Seam stitch pitch | 30 mm per 10 cm | |
| Frame structural warranty | 5 years | |
| Available color options | 1 standard matte black | |
| Total set gross weight | 210 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Inner load-bearing frame | Kiln-dried solid pine wood, 40mm section thickness | |
|---|---|---|
| Seat cushion core filling | High-resilience polyurethane foam, 280mm total thickness | |
| Backrest cushion filling | High-resilience foam blended with 20% down feather, 200mm thickness | |
| Upholstery material | Matte black top-grain cowhide, full contact-surface coverage | |
| Armrest internal structure | Solid wood frame wrapped in 50mm foam padding, leather-upholstered | |
| Bottom base structure | Reinforced wood frame with non-slip felt floor protectors | |
| Stitching construction | High-tensile polyester thread, reinforced edge binding | |
| Ottoman internal support | Solid wood slat base, foam-wrapped top cushion, leather upholstery | |
| Seat support system | 80mm wide elastic webbing, spaced 50mm apart, secured with steel staples | |
| Timber Frame Section / Moisture | Primary section ≥30 × 50 mm; recommended moisture 12% | |
| Spring / Webbing Specification | Sinuous spring wire 4 mm; elastic webbing 70 mm wide | |
| Leg Connector Specification | Reference M8-M10 with at least 1 mechanical fixing per leg |
Adjustment / rotation / tilt / mobility / storage features
| Modular connection system | Alloy buckle connectors between units, free reconfiguration | |
|---|---|---|
| Cushion installation | Removable seat and back cushions for cleaning | |
| Ottoman multifunction use | Serves as footrest, extra casual seating, or temporary side table | |
| Floor protection design | Felt glides on base bottom prevent hard floor scratches | |
| Knock-down delivery | Units packed separately for narrow entryway access | |
| Maintenance compatibility | Surface-washable leather upholstery for routine stain removal | |
| Cushion maintenance | Removable seat and back cushions with hidden zipper closures for spot cleaning | |
| Ottoman multipurpose use | Functions as footrest, extra casual seating for 1 adult, or temporary side table | |
| Surface maintenance | Surface-washable aniline-finish leather supports routine stain removal with mild cleaner | |
| Non-slip seating | Dacron-wrapped cushions resist sliding on webbed seat base during regular use | |
| Cushion Service Configuration | Recommended 2removable/replaceable cushion methods |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Module Carton Dimensions | 2200× 1050× 850 mm | |
| Reference Packaging Volume | 1.8 m³/item | |
| Reference Packaged Gross Weight | 110 kg/item |
Recommended spaces / users / usage modes
| Residential living room main seating | Suitable for large open-plan living rooms, accommodates 4+ people | |
|---|---|---|
| High-end lounge waiting areas | Appropriate for luxury hotel lobbies and executive reception spaces | |
| Open-concept apartment lounge spaces | Low-profile block design complements modern minimalist interior schemes | |
| Home theater casual seating | Deep cushioning provides relaxed long-duration seating for media rooms | |
| Recommended paired furniture | Round nesting coffee tables, low-pile area rugs, neutral-toned throw pillows | |
| Residential open-plan living room main seating | Suitable for 30+ sqm living rooms, accommodates 4 adults for daily family and guest use | |
| Luxury hospitality reception areas | Appropriate for high-end hotel lobbies and executive office waiting spaces, premium leather finish suits formal interiors | |
| Modern minimalist apartment lounges | Low-profile block design complements monochrome and contemporary interior schemes with neutral matte black finish |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Applicable standard for domestic furniture seating strength, durability and stability | |
|---|---|---|
| EN 1021-1:2014 | Applicable upholstered furniture flammability standard for cigarette ignition resistance |
Standards applicable to China-market projects
| GB 20400-2006 | Applicable leather safety limit for harmful substances in upholstery leather | |
|---|---|---|
| GB/T 3324-2017 | Applicable general technical requirement for wooden furniture frames | |
| GB/T 1952.1-2012 | Procurement acceptance standard for strength and durability of upholstered residential sofas |
This product must meet the following technical requirements: 1. GB 20400-2006: Applicable leather safety limit for harmful substances in upholstery leather; 2. GB/T 3324-2017: Applicable general technical requirement for wooden furniture frames; 3. GB/T 1952.1-2012: Procurement acceptance standard for strength and durability of upholstered residential sofas; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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