| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 840 x 880 x 860 mm | |
|---|---|---|
| Seat height from floor | 460 mm | |
| Seat width | 720 mm | |
| Seat depth | 680 mm | |
| Backrest height above seat | 400 mm | |
| Seat cushion thickness | 180 mm | |
| Arm/wrap enclosure height | 280 mm above seat | |
| 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 product weight | 28 kg | |
|---|---|---|
| Static weight capacity | 136 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Warranty period | 1 year | |
| Available color variants | 8 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Internal load frame | 1.5mm thick welded steel tubing | |
|---|---|---|
| Seat support layer | Sinuous S-shaped steel springs | |
| Cushion fill | 45kg/m³ high-resilience polyurethane foam wrapped in 20mm polyfiber | |
| Upholstery outer layer | 1.2mm thick abrasion-resistant fabric/leatherette, 50000 double-rub wear rating | |
| Swivel base plate | 3mm thick polished chrome-plated steel disc | |
| Swivel bearing mechanism | Enclosed steel ball bearing swivel assembly | |
| Upholstery stitching | High-tenacity polyester thread, reinforced stress point seams | |
| Base anti-slip pad | 5mm thick EVA rubber pad under disc base | |
| 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
| Swivel motion | 360-degree full rotation on sealed ball bearing, no return mechanism | |
|---|---|---|
| Seating support | Wrap-around asymmetric back/arm provides lateral torso support for single occupant | |
| Cushion performance | Medium-firm foam support designed for 2+ hours of continuous lounge seating | |
| Floor protection | Underside of chrome base fitted with non-marking rubber pad to prevent floor scratches | |
| Assembly requirement | Fully assembled delivery, no on-site fastener installation required | |
| Customization option | Compatible with custom two-tone upholstery color blocking | |
| Swivel base diameter | 620 mm | |
| 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 | Ideal for placement in living room lounge zones or reading nooks | |
|---|---|---|
| Commercial lounge application | Suitable for hotel lobbies, co-working break areas, and boutique reception spaces | |
| Pairing configuration | Can be deployed as single accent chair or paired with matching ottoman for extended lounge comfort | |
| Minimum entry clearance | Requires 700mm clear doorway width for delivery | |
| Flooring compatibility | Safe for hardwood, tile, polished concrete, and low-pile carpeted floors | |
| Style matching | Aligns with contemporary, organic modern, minimalist, and post-modern interior design schemes | |
| 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
| Seating safety stability | EN 12520:2015 | |
|---|---|---|
| Upholstered furniture flammability | EN 1021:2014 | |
| Furniture surface durability | EN 14465:2006 |
US and Canada office-furniture standards
| Lounge seating durability | ANSI/BIFMA X2021 | |
|---|---|---|
| Seating stability | ANSI/BIFMA X2017Clause 5 |
Standards applicable to China-market projects
| Upholstered furniture safety | GB 28007 | |
|---|---|---|
| Furniture mechanical performance | GB/T 3324 | |
| Upholstery fabric durability | GB/T 21196.2 |
This product must meet the following technical requirements: 1. Upholstered furniture safety: GB 28007; 2. Furniture mechanical performance: GB/T 3324; 3. Upholstery fabric durability: GB/T 21196.2; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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