| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall footprint | 3800 x 1610 x 750 mm | |
|---|---|---|
| Seat height from floor | 450 mm | |
| Seat depth per module | 650 mm | |
| Single straight module width | 700 mm | |
| Backrest height above seat | 300 mm | |
| Armrest height above seat | 200 mm | |
| Inner curved seating arc radius | 1200 mm | |
| Floor clearance under sofa base | 20 mm | |
| Corner module edge radius | 150 mm | |
| Seat Cushion Thickness | 180 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| Overall static load capacity | 600 kg | |
|---|---|---|
| Total net weight | 120 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Seat cushion thickness | 150 mm | |
| Back cushion thickness | 120 mm | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Frame service life | 10 years | |
| 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
| Internal frame | Kiln-dried solid pine wood, 30mm section thickness | |
|---|---|---|
| Seat support layer | 80mm sinuous spring webbing grid | |
| Seat filling | High-resilience polyurethane foam + 20mm soft cotton wrap | |
| Back filling | 40kg/m³ shaped foam + polyester fiber batting | |
| Upholstery fabric | Beige textured boucle-style polyester, 380gsm weight | |
| Sofa base trim | Matching fabric upholstered plinth, no exposed hard legs | |
| Modular connecting hardware | Powder-coated steel snap connectors, 3mm thickness | |
| Seam stitching | Polyester thread, 8 stitches per inch seam 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 | Interchangeable straight/corner modules connected via under-seat steel clips | |
|---|---|---|
| Seating capacity | 6 adults | |
| Cushion design | Integrated fixed non-removable seat/back cushions, stitched to frame | |
| Edge design | Fully rounded padded edges on all exposed corners, no sharp edges | |
| Installation requirement | Knock-down assembly, only module connection and foot adjustment needed | |
| Layout adaptability | Can be arranged as L-curve, S-curve or linear straight section per project | |
| Cleaning method | Spot clean with mild fabric detergent, no removable covers | |
| 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
| Office reception area | Fits waiting zones for 6 guests, curved layout supports face-to-face conversation | |
|---|---|---|
| Hotel lounge space | Matches cream aesthetic for lobbies and public relaxation areas | |
| Commercial showroom rest zone | Soft rounded profile complements retail or boutique waiting spaces | |
| Beauty salon guest area | Low-profile comfortable seating suits client waiting and consultation | |
| High-end residential open living area | Modular curved design creates casual conversational seating layout |
EU Market Access Requirements* EN Standards
| EN 1728:2014 | Upholstered furniture test methods for seat/back strength and durability | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability resistance for cigarette ignition |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 | Performance standard for lounge seating commercial use, load and stability requirements |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal wood frame | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable for indoor air quality | |
| GB/T 1952.1-2012 | Safety and performance requirements for upholstered sofas for general use |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal wood frame; 2. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable for indoor air quality; 3. GB/T 1952.1-2012: Safety and performance requirements for upholstered sofas for general use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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