| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Chair overall dimensions | 780 x 780 x 820 mm | |
|---|---|---|
| Chair front seat height | 440 mm | |
| Chair seat depth | 510 mm | |
| Chair backrest height | 470 mm | |
| Chair frame bar diameter | 25 mm | |
| Ottoman overall dimensions | 620 x 620 x 390 mm | |
| Ottoman top cushion thickness | 120 mm | |
| Seat cushion thickness | 130 mm | |
| Frame ground contact span | 720 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 assembled set weight | 55 kg | |
|---|---|---|
| Chair static load capacity | 160 kg | |
| Cushion foam density | 45 kg/m³ | |
| Cushion foam rebound rate | 60% | |
| Frame static load rating | 300 kg | |
| Recommended user weight limit | 150 kg | |
| Surface abrasion resistance | 50000 cycles | |
| Warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Chair/ottoman frame | Polished chrome-plated 25mm tubular steel, welded X-form cantilever base | |
|---|---|---|
| Upholstery surface | Black top-grain leather, 1.5mm thickness | |
| Seat/back cushion core | High-resilience polyurethane foam with 30mm Dacron fiber wrap | |
| Cushion support system | 17 full-grain leather straps per chair, secured with aluminum rivets | |
| Upholstery construction | 40 individual hand-welted tufted panels per chair, 10mm stitch pitch | |
| Ottoman internal frame | Plywood support board, 12mm thickness, attached to steel cross base | |
| Frame finish | Multi-layer polished chrome plating, tarnish-resistant clear topcoat | |
| Feet contact pads | 8mm thick non-slip rubber pads on all frame leg ends | |
| 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
| Fixed recline positioning | Permanent 115-degree backrest angle optimized for relaxed lounging | |
|---|---|---|
| Cantilever frame flex | Curved steel cross base provides 10mm controlled flex for comfort | |
| Paired use design | Matching ottoman aligned to support legs for full reclined relaxation | |
| Armless access | Slim side profile without armrests allows access from both sides | |
| Cushion attachment | Cushions secured to leather support straps with hidden fasteners | |
| Floor protection | Rubber end caps on all frame legs eliminate hard contact with hard floors | |
| Stackability | Non-stackable fixed-frame design, intended for permanent stationary placement | |
| Color option availability | Black standard finish, with additional leather color options available on request | |
| Backrest recline angle | 115 degrees | |
| 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 |
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
| Modern living room lounge zones | Pairs with low-profile contemporary sofas for relaxed guest seating | |
|---|---|---|
| Office reception and waiting areas | Provides comfortable premium seating for executive lounge and visitor spaces | |
| Hotel suite and lobby seating | Serves as signature accent seating in high-end boutique hotel guest rooms | |
| Residential home office relaxation nooks | Offers rest seating away from work desks for short breaks | |
| High-rise apartment window seating areas | Low-slung profile fits well near floor-to-ceiling windows with panoramic views | |
| Open-plan lounge and break areas | Creates casual relaxation points in open office and co-working spaces | |
| 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 1022-2018 | Domestic furniture seating stability test standard for stationary lounge chairs | |
|---|---|---|
| EN 13356-2008 | Furniture hardware fastener corrosion resistance for plated steel frames | |
| EN 15618-2009 | Upholstered furniture leather upholstery performance and durability requirements |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal plywood structural components | |
|---|---|---|
| GB/T 16799-2008 | Leather furniture specification, applicable to leather upholstery material performance | |
| GB 28007-2011 | Furniture structural safety general requirements, applicable to edge and stability requirements |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal plywood structural components; 2. GB/T 16799-2008: Leather furniture specification, applicable to leather upholstery material performance; 3. GB 28007-2011: Furniture structural safety general requirements, applicable to edge and stability requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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