| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 3350 x 1800 x 840 mm | |
|---|---|---|
| Seat height | 430 mm | |
| Seat depth | 950 mm | |
| Backrest height | 410 mm | |
| Rear shelf width | 2400 mm | |
| Rear shelf depth | 120 mm | |
| Armrest height | 680 mm | |
| Per-seat module width | 800 mm | |
| Under-seat clearance | 20 mm | |
| Seat Cushion Thickness | 180 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| Total static load capacity | 400 kg | |
|---|---|---|
| Product net weight | 95 kg | |
| Cushion foam density | 32D | |
| Foam rebound rate | 60% | |
| Seam stitch pitch | 3 stitches per cm | |
| Fabric abrasion resistance | 50000 double rubs | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% | |
| Upholstery Abrasion Reference | Fabric 60000 cycles; leather-class cover 1.4 mm | |
| Per-seat Load Reference | 130 kg/seat | |
| Upholstery Seam Pitch | 4 mm |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat upholstery | Light grey stain-resistant polyester fabric | |
|---|---|---|
| Backrest/armrest upholstery | Blue abrasion-resistant polyester fabric | |
| Internal seat frame | Kiln-dried solid wood with corner blocking | |
| Seat support system | 8-gauge sinuous S-springs with elastic webbing | |
| Seat cushion core | High-density polyurethane foam wrapped in dacron batting | |
| Back cushion core | High-resilience polyurethane foam with fiber fill | |
| Rear shelf surface | Matte white rigid laminate panel | |
| Modular connecting hardware | Powder-coated steel alligator clips | |
| 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 corner and straight segments secured with steel clips | |
|---|---|---|
| Rear integrated shelf | Full-length flat ledge along top of long backrest | |
| Fixed armrest design | Upholstered end armrest on the chaise segment | |
| Low-profile base design | Upholstered base with minimal floor clearance | |
| Seat construction | Fixed non-removable seat cushions with edge stitching | |
| Segment alignment | Precision-cut upholstered joints between modules | |
| 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 open lounge areas | Provides casual collaborative seating for informal team meetings and breaks | |
|---|---|---|
| Corporate reception waiting zones | Creates welcoming two-tone aesthetic for visitor seating arrangements | |
| Co-working space common areas | Flexible modular layout supports flexible shared seating needs | |
| Creative studio break rooms | Deep seating offers relaxed rest space for staff between tasks | |
| Education campus student lounges | Durable contract-grade construction withstands heavy daily student use |
EU Market Access Requirements* EN Standards
| EN 1022:2018 | Domestic and contract seating strength, durability and stability requirements | |
|---|---|---|
| EN 12520:2015 | Furniture for public spaces strength, durability and safety for seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 | Lounge seating standard for strength, stability and durability in commercial spaces | |
|---|---|---|
| ANSI/BIFMA E3-2019 | Sustainability standard for furniture products including seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal frame construction | |
|---|---|---|
| GB 18584-2001 | Indoor decoration material limit of harmful substances for wooden furniture | |
| GB/T 19889.3-2005 | Acoustics measurement of sound absorption in rooms for soft upholstered surfaces |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal frame construction; 2. GB 18584-2001: Indoor decoration material limit of harmful substances for wooden furniture; 3. GB/T 19889.3-2005: Acoustics measurement of sound absorption in rooms for soft upholstered surfaces; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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