| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 2550 x 1020 x 840 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat depth | 620 mm | |
| Total seat width | 1900 mm | |
| Armrest height | 740 mm | |
| Support foot height | 60 mm | |
| Seat cushion thickness | 150 mm | |
| Back cushion height | 600 mm | |
| Armrest width | 200 mm | |
| Seam grid size | 300 x 300 mm | |
| Knee clearance under seat | 120 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| Net weight | 100 kg | |
|---|---|---|
| Total distributed static load capacity | 450 kg | |
| Fabric abrasion resistance | 55000 Martindale cycles | |
| Fabric lightfastness rating | 5 | |
| Seat foam density | 35 kg/m³ | |
| Back foam density | 25 kg/m³ | |
| Foam rebound rate | 60% | |
| Seam stitch pitch | 30 mm | |
| Frame joint static load rating | 150 kg per seat | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery fabric | Textured woven 100% polyester | |
|---|---|---|
| Internal frame | Engineered hardwood, plywood and fibreboard mix | |
| Seat cushion core | 35 kg/m³ high-resilience cold polyurethane foam | |
| Back cushion fill | 25 kg/m³ polyurethane foam with polyester fiber wrap | |
| Armrest structure | Padded foam over wood frame | |
| Support feet | Reinforced black plastic | |
| Seat support system | Sinuous zigzag steel springs | |
| Metal accent trim | Powder-coated bronze steel | |
| Stitching thread | High-tenacity polyester thread | |
| 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
| Seating configuration | Fixed 3-position linear seating | |
|---|---|---|
| Back cushion placement | Two removable oversized throw back cushions | |
| Arm support | Padded rolled arms on both ends | |
| Cleaning access | Surface cleanable fabric upholstery | |
| Floor protection | Low integrated feet with non-marking pads | |
| Assembly requirement | Knockdown assembly with included hardware | |
| Weight distribution | Even spring-supported seat base | |
| Positioning flexibility | Free-standing design | |
| 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 | Primary seating for 3 adults in family or lounge spaces | |
|---|---|---|
| Open-plan apartment | Low-profile silhouette fits modern compact urban living areas | |
| Office reception area | Comfortable guest seating in contemporary workplace waiting zones | |
| Studio lounge space | Casual collaborative seating for creative or co-working environments | |
| Neutral color coordination | Charcoal fabric pairs with most modern neutral and accent decor schemes | |
| Recommended pairing | Matches low-profile coffee tables and side tables at 450 mm height | |
| Placement flexibility | Works against walls or as a floating seating element in open rooms |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Domestic furniture seating strength, durability and safety requirements | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability resistance to smoldering cigarette sources |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to frame structural integrity | |
|---|---|---|
| GB 18580-2017 | Formaldehyde emission limits for wood-based panels, required for indoor air safety | |
| GB/T 19817-2005 | Upholstered furniture fabric performance standards for abrasion and colorfastness |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to frame structural integrity; 2. GB 18580-2017: Formaldehyde emission limits for wood-based panels, required for indoor air safety; 3. GB/T 19817-2005: Upholstered furniture fabric performance standards for abrasion and colorfastness; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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