| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Set overall footprint | 3200 x 2800 x 770 mm | |
|---|---|---|
| 2-seat sofa overall dimensions | 1600 x 790 x 770 mm | |
| Single armchair overall dimensions | 830 x 790 x 770 mm | |
| Seat height from floor | 480 mm | |
| Seat cushion thickness | 100 mm | |
| Backrest height from seat | 340 mm | |
| Armrest height from seat | 200 mm | |
| Coffee table overall dimensions | 1300 x 700 x 450 mm | |
| Coffee table glass top thickness | 10 mm | |
| Steel frame tube diameter (seating) | 40 mm | |
| Knee clearance under coffee table | 200 mm | |
| Cantilever base front-to-back span | 650 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 net weight | 125 kg | |
|---|---|---|
| Seat static load capacity per position | 150 kg | |
| Recommended maximum user weight per seat | 120 kg | |
| PU upholstery abrasion resistance | 50000 Martindale cycles | |
| Seating set seating capacity | 4 persons | |
| Foam density (seat/back) | 45 kg/m³ | |
| Foam rebound rate | 55% | |
| Frame warranty period | 5 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat/back upholstery | 1.0mm thick gray PU faux leather | |
|---|---|---|
| Seating internal support | Serpentine spring seat base under foam | |
| Seat/back padding | High-density polyurethane foam | |
| Seating frame | 1.5mm thick powder-coated black steel tube | |
| Armrests | Integral padded steel armrests with matching PU wrap | |
| Coffee table top/shelf | 10mm tempered black safety glass | |
| Coffee table frame | 2.0mm thick black powder-coated steel | |
| Fasteners | 8mm zinc-plated steel bolts | |
| Frame finish | Matte black electrostatic powder coating | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed non-reclining cantilever design | |
|---|---|---|
| Assembly requirement | Knock-down bolt-together assembly | |
| Floor protection | Integrated plastic glides on sled base ends | |
| Coffee table storage | Double-tier open shelf design | |
| Seating flex characteristic | Cantilever frame provides 3° rearward flex | |
| Cleaning feature | Smooth non-porous PU upholstery | |
| Color options available | Gray, black, dark brown upholstery | |
| Seam construction | 6 stitches per inch double stitching | |
| Recline Angle / Lock Reference | 125° with 3suggested 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
| Office reception and waiting areas | Short-duration visitor seating in corporate lobbies and office entry spaces | |
|---|---|---|
| Public institutional waiting rooms | Durable easy-to-clean seating for government, bank, or healthcare visitor areas | |
| Small business meeting breakout zones | Conversational layout for small informal discussions or client check-ins | |
| Hotel business center lounges | Coordinated set for guest waiting and temporary work in hospitality commercial spaces | |
| Recommended complementary layout | Centered on a 1.6x2.4m low-pile area rug with adjacent floor lamp as shown | |
| Daily use scenario | Accommodates up to 4 visitors waiting for meetings or appointments | |
| 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
| EN 12521:2015 | Furniture strength, durability, safety for domestic/commercial seating, applicable for performance validation | |
|---|---|---|
| EN 12150-1:2015 | Thermally tempered soda lime silicate glass safety, applicable for coffee table glass panels | |
| EN 1022:2018 | Seating stability test standard for stationary non-domestic seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs strength/durability standard for commercial guest seating | |
|---|---|---|
| ANSI/BIFMA X5.4-2020 | Lounge and public seating safety and performance standard for reception area seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden/metal furniture, applicable for structural safety inspection | |
|---|---|---|
| GB 28007-2011 | Safety requirements for upholstered furniture, applicable for fire and structural performance checks | |
| GB/T 19001-2016 | Quality management system reference for production process consistency |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden/metal furniture, applicable for structural safety inspection; 2. GB 28007-2011: Safety requirements for upholstered furniture, applicable for fire and structural performance checks; 3. GB/T 19001-2016: Quality management system reference for production process consistency; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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