| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 3-seater sofa overall dimensions | 2000 x 850 x 750 mm | |
|---|---|---|
| Single armchair overall dimensions | 900 x 850 x 750 mm | |
| Seat height from floor | 420 mm | |
| Seat depth per position | 550 mm | |
| Backrest height above seat | 360 mm | |
| Armrest height from floor | 620 mm | |
| Metal frame leg section size | 30 x 30 mm | |
| Upholstery tuft grid spacing | 200 mm | |
| Seat cushion thickness | 120 mm | |
| Armrest width | 120 mm | |
| Leg ground clearance | 120 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
| 3-seater sofa net weight | 75 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Recommended total users for full set | 5 | |
| Seat cushion foam density | 40 kg/m³ | |
| Back cushion foam density | 30 kg/m³ | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Frame static load rating per unit | 450 kg | |
| Frame static load rating per 3-seater unit | 480 kg | |
| Cushion indentation load deflection (ILD) | 38 | |
| Seam tensile strength | 120 N |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Black PU faux leather, 1.2mm thickness | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, 80mm thickness | |
| Back cushion core | Medium-density polyurethane foam, 60mm thickness | |
| Structural inner frame | 15mm thick plywood panel | |
| External support frame | Polished chrome-plated square steel tube, 1.2mm wall thickness | |
| Tuft fasteners | Metal button tufts, recessed 10mm into upholstery | |
| Frame foot caps | 2mm thick non-slip plastic glides | |
| Stitching specification | 8mm stitch pitch, bonded polyester thread | |
| Seat support base | 80mm wide elastic webbing, 50mm spacing | |
| Armrest inner core | 12mm thick plywood substrate wrapped in 20mm foam padding | |
| Chrome surface finish | 0.08mm thick chrome plating over steel tube | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat design | Fixed non-removable seat cushions, integrated with frame | |
|---|---|---|
| Back support | Tufted fixed backrest with integrated lumbar curvature | |
| Armrest design | Upholstered wide square armrests integrated with seat frame | |
| Floor protection | Plastic glides on all leg bases, no rolling casters | |
| Configuration flexibility | Modular independent units, can be arranged in linear, L-shape or separate placement | |
| Cleaning suitability | Smooth non-porous upholstery surface, supports wipe-down cleaning | |
| Frame stability | Continuous perimeter steel frame connects all support legs | |
| Foam retention | Tufted construction secures foam layers to prevent shifting or bunching after 8 years of regular commercial use | |
| 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
| Total shipping units per set | 4 pcs | |
|---|---|---|
| 3-seater sofa carton dimensions | 2050 x 900 x 650 mm | |
| Single armchair carton dimensions | 950 x 900 x 650 mm | |
| Total gross weight per set | 170 kg | |
| Total shipping volume per set | 2.3 CBM | |
| On-site assembly time | 40 minutes | |
| 20ft GP container loading quantity | 18 sets | |
| 40ft HQ container loading quantity | 45 sets | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Corporate office reception areas | Formal professional black leather appearance suitable for visitor waiting rooms, meeting lobbies and executive reception zones | |
|---|---|---|
| Small meeting and breakout spaces | Compact single and three-seat units can be arranged around a coffee table for casual small group discussions | |
| Public service waiting areas | Durable wipe-clean upholstery and steel frame withstand high daily foot traffic in government offices, bank lobbies and service centers | |
| Executive private offices | Matching set can be paired with an executive desk to create a separate guest seating area in manager or director offices | |
| Recommended matching product | Black glass chrome-frame coffee table as shown in reference scene | |
| Not recommended for use | Long-duration 8+ hour daily individual work seating | |
| 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 seating stability standard | EN 15373:2007 Furniture - Strength, durability and safety - Non-domestic seating | |
|---|---|---|
| Applicable upholstery fire standard | EN 1021:2014 Upholstered furniture - Assessment of ignitability of upholstered furniture - Part 1: Ignition source smouldering cigarette | |
| Applicable chrome finish standard | EN 12540:2000 Corrosion protection of metals - Electrodeposited coatings of nickel plus chromium |
Standards applicable to China-market projects
| Applicable safety standard | GB/T 3324 General technical requirements for wooden furniture | |
|---|---|---|
| Applicable upholstery standard | GB/T 16799 Polyurethane synthetic leather for furniture | |
| Applicable hardware standard | GB/T 3325 Hardware for furniture | |
| Applicable environmental standard | GB 18584 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture |
This product must meet the following technical requirements: 1. Applicable safety standard: GB/T 3324 General technical requirements for wooden furniture; 2. Applicable upholstery standard: GB/T 16799 Polyurethane synthetic leather for furniture; 3. Applicable hardware standard: GB/T 3325 Hardware for furniture; 4. Applicable environmental standard: GB 18584 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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