| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Seat Cushion Thickness | 180 mm | |
|---|---|---|
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| Total product net weight | 165 kg | |
|---|---|---|
| Static load per seat | 150 kg | |
| Total combined static load | 1050 kg | |
| Seat foam density | 40 kg/m³ | |
| Seat foam indentation load deflection | 50 | |
| Back cushion foam density | 30 kg/m³ | |
| Surface fabric abrasion resistance | 50000 double rubs | |
| Recommended user weight per seat | 120 kg | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% | |
| Upholstery Abrasion Reference | Fabric 60000 cycles; leather-class cover 1.4 mm |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery fabric | Woven polyester-blend soft textile | |
|---|---|---|
| Seat core filling | High-resilience polyurethane foam with polyester fiber wrap | |
| Backrest filling | Medium-density polyurethane foam | |
| Inner support frame | Kiln-dried solid hardwood with plywood bracing | |
| Support feet | Powder-coated matte black steel | |
| Seat suspension system | Sinuous zigzag steel springs with elastic webbing | |
| Modular connection hardware | Zinc-plated steel interlocking brackets | |
| Seam construction | Reinforced stitched seams with 8mm stitch pitch | |
| 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 | |
| Reference Upholstery Color Count | Recommended 8fabric/leather color options |
Adjustment / rotation / tilt / mobility / storage features
| Modular configuration | Interlocking segment design supports L-shape and custom rearrangements | |
|---|---|---|
| Tufted block seat design | Channel-stitched grid segments maintain cushion shape with daily use | |
| Floor clearance | 30mm gap under sofa base allows robotic vacuum access | |
| Reversible throw pillows | Three included decorative pillows with removable zippered covers | |
| Weight distribution design | Evenly spaced support feet prevent floor indentation on hard surfaces | |
| Assembly requirement | Modules connect via pre-installed brackets without specialized tools | |
| Surface maintenance | Stain-resistant fabric allows spot cleaning with mild upholstery detergent | |
| Load transfer structure | Reinforced corner joints prevent frame warping under long-term static load | |
| Cushion Service Configuration | Recommended 2removable/replaceable cushion methods |
Verified carton / gross weight / assembly / loading data
| Shipping carton dimensions | 1220 x 920 x 780 mm | |
|---|---|---|
| Total gross shipping weight | 185 kg | |
| Total shipping volume | 4.37 CBM | |
| 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
| Open-plan living room | Large L-shape provides multi-person seating for family gatherings and casual relaxation | |
|---|---|---|
| Office lounge area | Low-profile modern design suits employee break rooms and informal meeting zones | |
| Loft or open-concept apartment | Modular form can be rearranged to fit open floor plan layouts | |
| Hospitality reception space | High seating capacity suits hotel lobbies and upscale co-working waiting areas | |
| Home theater room | Deep chaise and wide seats support reclined postures for long viewing sessions | |
| Multi-purpose recreation space | Stain-resistant fabric holds up to frequent use in basements or game rooms |
EU Market Access Requirements* EN Standards
| Furniture durability recommendation | EN 12520:2015 | |
|---|---|---|
| Flammability recommendation | EN 1021:2014 |
US and Canada office-furniture standards
| Seating load recommendation | ANSI/BIFMA X2021 |
|---|
Standards applicable to China-market projects
| Upholstered furniture safety recommendation | GB/T 3324 | |
|---|---|---|
| Fabric safety recommendation | GB 18401 | |
| Formaldehyde emission recommendation | GB 18580 |
This product must meet the following technical requirements: 1. Upholstered furniture safety recommendation: GB/T 3324; 2. Fabric safety recommendation: GB 18401; 3. Formaldehyde emission recommendation: GB 18580; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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