| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 876 x 921 x 851 mm | |
|---|---|---|
| Seat height | 533 mm | |
| Seat width | 676 mm | |
| Seat depth | 521 mm | |
| Seat cushion thickness | 140 mm | |
| Backrest bolster diameter | 280 mm | |
| Backrest overall length | 680 mm | |
| Armrest height | 635 mm | |
| Sled base ground clearance | 180 mm | |
| Frame tube diameter | 25 mm | |
| Armrest horizontal length | 620 mm | |
| Base footprint width | 780 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
| Net weight | 20 kg | |
|---|---|---|
| Recommended static load capacity | 136 kg | |
| Seat foam density | 40 kg/m³ | |
| Back foam density | 35 kg/m³ | |
| Frame cantilever flex rating | 100000 flex cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Foam rebound rate | 60% | |
| Non-marking glide floor protection | All floor types | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural frame | Powder-coated dark matte black 25mm tubular steel | |
|---|---|---|
| Seat cushion core | 40 kg/m³ high-resilience polyurethane foam | |
| Back bolster core | 35 kg/m³ medium-density polyurethane foam | |
| Upholstery fabric | 280gsm matte velvet with polyester backing | |
| Seat internal support panel | 12mm curved beech plywood base | |
| Floor contact glides | Injection-molded non-marking polypropylene | |
| Cushion stitching | Reinforced polyester thread with 8mm seam pitch | |
| Frame finish | Scratch-resistant matte powder coat | |
| Cushion lining | Non-woven polyester fabric inner liner | |
| 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 function | Fixed low-profile relaxed lounge seating for single adult use | |
|---|---|---|
| Frame performance | Continuous tubular steel cantilever provides gentle spring flex during seating | |
| Back support | Detachable cylindrical bolster cushion provides targeted lumbar support | |
| Floor protection | Non-marking polypropylene glides prevent scuffing on hard flooring | |
| Armrest function | Integrated curved tubular armrests provide consistent elbow support | |
| Cushion retention | Friction-fit cushions stay positioned on frame support without permanent attachment | |
| Base stability | Dual-loop sled base provides even weight distribution without tipping | |
| Maintenance access | Removable cushion covers with hidden zipper closures | |
| 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
| Residential living room use | Placed as standalone accent seating next to sofas or coffee tables | |
|---|---|---|
| Modern office lounge areas | Used in breakout zones, waiting areas or informal meeting spaces | |
| Hotel lobby and guest room seating | Deployed in boutique hotel public areas or suite seating nooks | |
| Bedroom accent seating | Positioned at bedside or near dressing areas for relaxed seating | |
| Retail and hospitality waiting zones | Used in high-end retail fitting rooms or cafe lounge sections | |
| Open plan co-working space use | Placed in informal collaboration zones for relaxed team discussions | |
| Color and finish customization | Available in multiple velvet upholstery colors and frame finish options | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1022:2018 | Domestic furniture - Seating - Determination of stability | |
|---|---|---|
| EN 12520:2015 | Furniture - Strength, durability and safety for domestic seating | |
| EN 16139:2013 | Non-domestic seating - Strength, durability and safety requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2020 | Standard for lounge seating durability, safety and structural performance | |
|---|---|---|
| ANSI/BIFMA X5.1-2017 | General-purpose office chairs - applicable for light commercial lounge use |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture used in seating support structures | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture for indoor use | |
| GB/T 19001-2016 | Quality management system requirements for furniture manufacturing | |
| GB 28007-2011 | Safety requirements for upholstered furniture for adult use |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture used in seating support structures; 2. GB 18584-2001: Limit of harmful substances in wooden furniture for indoor use; 3. GB/T 19001-2016: Quality management system requirements for furniture manufacturing; 4. GB 28007-2011: Safety requirements for upholstered furniture for adult use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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