| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 750 x 750 x 830 mm | |
|---|---|---|
| Seat diameter | 570 mm | |
| Seat height from floor | 460 mm | |
| Seat cushion thickness | 190 mm | |
| Back height from seat surface | 420 mm | |
| Armrest height from floor | 590 mm | |
| Open back cutout height | 200 mm | |
| Gold plinth base width | 700 mm | |
| Plinth base height from floor | 40 mm | |
| Armrest thickness | 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
| Net product weight | 18.5 kg | |
|---|---|---|
| Static weight capacity | 136 kg | |
| Seat foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Swivel rotation range | 360 degrees | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Static base load rating | 200 kg | |
| 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
| Frame internal structure | 18mm thick plywood and solid wood composite frame | |
|---|---|---|
| Seat upholstery material | 450g/m² polyester velvet with plush sheen | |
| Seat cushion support | Pocket spring core wrapped in high-density polyurethane foam | |
| Back/arm padding | 25mm thick high-density foam over frame, velvet upholstered | |
| Base material | 1.2mm thick gold-brushed stainless steel flat plinth | |
| Swivel mechanism | Powder-coated steel ball-bearing swivel plate | |
| Seam construction | 8 stitches per inch sewn seams with matching emerald thread | |
| Cushion cover design | Removable cylindrical seat cushion with hidden zipper closure | |
| 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 operation | Smooth 360-degree ball-bearing rotation, no tilt or lock function | |
|---|---|---|
| Seat support design | Nestled cylindrical cushion sits flush in frame pocket for stable seating | |
| Open back design | Horizontal mid-back cutout provides airflow and modern visual appeal | |
| Base stability | Low-profile wide plinth base distributes weight to prevent tipping during swivel | |
| Cushion maintenance | Removable seat cushion allows for easy spot cleaning and rotation | |
| Assembly requirement | Minimal assembly of base to upholstered frame with included hardware | |
| 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
| Living room lounge seating | Pairs with sofas and coffee tables as a standalone statement seating piece | |
|---|---|---|
| Bedroom reading nook | Fits compact bedroom corners for relaxed reading and relaxation | |
| Hotel lobby waiting area | Serves as accent seating in boutique hotel reception and lounge zones | |
| Office lounge and breakout spaces | Provides informal guest seating in modern office common areas | |
| Dressing room vanity seating | Comfortable seat height supports use at vanity tables for grooming sessions | |
| 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
| Furniture strength testing | EN 12520:2015 | |
|---|---|---|
| Fabric flammability | EN 1021:2014 |
Standards applicable to China-market projects
| Upholstered furniture safety | GB 28007 | |
|---|---|---|
| Formaldehyde emission | GB 18584 |
This product must meet the following technical requirements: 1. Upholstered furniture safety: GB 28007; 2. Formaldehyde emission: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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