| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 3-seater sofa overall dimensions | 2100 x 850 x 850 mm | |
|---|---|---|
| Single armchair overall dimensions | 900 x 820 x 850 mm | |
| Seat height from floor | 430 mm | |
| Seat depth (usable) | 580 mm | |
| Backrest total height above seat | 420 mm | |
| Armrest height above floor | 630 mm | |
| Wood trim width on arm outer panel | 80 mm | |
| Seat cushion thickness | 120 mm | |
| Clearance under sofa base | 20 mm | |
| Single seat width (3-seater unit) | 620 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Total set combined weight | 145 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Total seating capacity | 5 persons | |
| Cushion foam density | 40 kg/m³ | |
| Foam rebound rate | 45% | |
| Seam stitch tensile strength | 80 N | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Recommended service life | 8 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery covering | Dark brown contract-grade PU faux leather | |
|---|---|---|
| Arm accent panels | Solid walnut-toned hardwood | |
| Seat core padding | High-density polyurethane foam | |
| Backrest padding | Medium-density polyurethane foam | |
| Internal structural frame | 18 mm thick engineered plywood | |
| Base support feet | Black non-marking plastic glides | |
| Arm internal structure | Kiln-dried solid wood framing | |
| Upholstery stitching | Bonded polyester thread, 8 mm stitch pitch | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed non-reclining upright posture | |
|---|---|---|
| Cleaning access | Wipeable smooth upholstery surface | |
| Floor protection | Integrated non-marking glides on all base corners | |
| Modular placement | Free-standing independent units | |
| Weight distribution | Full perimeter base support | |
| Arm support function | Full-width padded armrests with wood trim | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| Corporate executive reception areas | Formal dark brown finish matches professional executive office decor, suitable for waiting areas outside director and C-suite offices | |
|---|---|---|
| Small formal meeting rooms | 5-person seating capacity supports small internal meetings, client consultations, and interview sessions without casual lounge recline | |
| Government and institution waiting areas | Conservative structured design and durable upholstery meets requirements for high-traffic public service waiting spaces | |
| Hotel business center lobbies | Wipeable upholstery and robust construction withstands frequent guest use in hotel business and conference lounge areas | |
| Recommended companion configuration | Pair with matching dark brown wood coffee table 1200x600x450 mm for complete reception set, sized to fit centrally between arranged seating units | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| Applicable office furniture safety standard | EN 16139:2013 Furniture - Strength, durability and safety for non-domestic seating | |
|---|---|---|
| Applicable upholstery flame retardancy standard | EN 1021:2014 Furniture - Assessment of ignitability of upholstered furniture - Part 1: Ignition source smouldering cigarette | |
| Applicable surface durability standard | EN 14465:2003 Textiles - Upholstery fabrics - Specification for abrasion resistance | |
| Applicable non-domestic seating standard | EN 16139:2013 Furniture - Strength, durability and safety for non-domestic seating | |
| Applicable upholstery ignitability standard | EN 1021:2014 Furniture - Assessment of ignitability of upholstered furniture - Part 1: Ignition source smouldering cigarette | |
| Applicable upholstery abrasion standard | EN 14465:2003 Textiles - Upholstery fabrics - Specification for abrasion resistance |
US and Canada office-furniture standards
| North America procurement and testing reference | ANSI/BIFMA X5.4 Public and Lounge Seating |
|---|
Standards applicable to China-market projects
| Applicable upholstered furniture safety standard | GB/T 3324 General technical requirements for wooden furniture | |
|---|---|---|
| Applicable upholstered furniture durability standard | GB/T 2012 Upholstered furniture: Sofas | |
| Applicable formaldehyde emission standard | GB 18584 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture | |
| Applicable wooden furniture general standard | GB/T 3324 General technical requirements for wooden furniture | |
| Applicable upholstered sofa standard | GB/T 2012 Upholstered furniture: Sofas |
This product must meet the following technical requirements: 1. Applicable upholstered furniture safety standard: GB/T 3324 General technical requirements for wooden furniture; 2. Applicable upholstered furniture durability standard: GB/T 2012 Upholstered furniture: Sofas; 3. Applicable formaldehyde emission standard: GB 18584 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture; 4. Applicable wooden furniture general standard: GB/T 3324 General technical requirements for wooden furniture; 5. Applicable upholstered sofa standard: GB/T 2012 Upholstered furniture: Sofas; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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