| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 830 x 740 x 830 mm | |
|---|---|---|
| Seat width | 590 mm | |
| Seat depth | 520 mm | |
| Seat height from floor | 470 mm | |
| Backrest height above seat | 340 mm | |
| Armrest height from floor | 690 mm | |
| Front metal accent leg height | 150 mm | |
| Seat cushion thickness | 100 mm | |
| Floor clearance under seat | 150 mm | |
| Inner lumbar cushion diameter | 280 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 | 21 kg | |
|---|---|---|
| Static seat weight capacity | 159 kg | |
| Seat foam density | 38 kg/m³ | |
| Foam rebound rate | 55% | |
| Upholstery abrasion resistance | 30000 double rubs | |
| Recommended user weight | 136 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 | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Outer upholstery | Matte red velvet fabric, 350g/m² weight | |
|---|---|---|
| Seat cushion fill | High-density polyurethane foam with dacron wrap | |
| Back structure fill | High-resilience polyurethane foam over shaped frame | |
| Internal support frame | 18mm thick plywood frame for structured curvature | |
| Front leg accents | Brushed brass-finished mild steel tube, 25mm square profile | |
| Rear legs | Upholstery-covered composite legs matching frame color | |
| Seam construction | Reinforced stitched seams with 8mm stitch pitch | |
| Floor protection pads | 8mm thick non-slip felt pads at all leg bases | |
| 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
| Seating function | Single-user relaxed lounge seating with wraparound back support | |
|---|---|---|
| Back support | Continuous curved barrel back with integrated round lumbar cushion | |
| Arm support | Sculptural continuous armrests integrated with back frame | |
| Floor protection | Felt pads on all leg bases prevent floor scuffing | |
| Assembly requirement | Knock-down assembly with metal leg attachment to pre-upholstered frame | |
| Posture suitability | Upright relaxed posture for reading, conversation or casual rest | |
| 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 | Placement as standalone accent seating next to sofas or coffee tables | |
|---|---|---|
| Bedroom vanity or reading nook | Use as a comfortable reading or dressing seat in private spaces | |
| Hotel lobby or guest lounge | Deployment in boutique hotel public areas for modern luxury aesthetic | |
| Office reception or waiting area | Use in small office reception zones for guest seating | |
| Styling for showroom or retail displays | Use as a statement piece in furniture or home decor showrooms | |
| 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 seating strength standard | EN 12520:2015 | |
|---|---|---|
| Upholstered furniture flammability standard | EN 1021:2014 |
Standards applicable to China-market projects
| Upholstered furniture safety standard | GB 20400:2006 | |
|---|---|---|
| Furniture mechanical durability standard | GB/T 3324 |
This product must meet the following technical requirements: 1. Upholstered furniture safety standard: GB 20400:2006; 2. Furniture mechanical durability standard: GB/T 3324; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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