| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 851 x 737 x 780 mm | |
|---|---|---|
| seat height | 500 mm | |
| seat width | 511 mm | |
| seat depth | 625 mm | |
| back height above seat | 280 mm | |
| arm height above seat | 190 mm | |
| under-seat knee clearance height | 250 mm | |
| cushion thickness | 150 mm | |
| side panel base thickness | 80 mm | |
| armrest width at widest point | 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 weight | 31 kg | |
|---|---|---|
| recommended static weight capacity | 159 kg | |
| seat cushion foam density | 40 kg/m³ | |
| cushion foam rebound rate | 45% | |
| upholstery abrasion resistance | 30000 Martindale cycles | |
| frame static load rating | 180 kg | |
| seam tensile strength | 120 N | |
| 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
| upholstery fabric | 1.2 mm thick matte mustard yellow velvet | |
|---|---|---|
| internal frame | 18 mm thick FSC-certified solid pine and plywood | |
| seat support system | 50 mm wide elastic webbing + sinuous spring base | |
| seat cushion filling | Multi-layer high-density polyurethane foam | |
| back/arm panel filling | 25 mm thick medium-density foam + 10 mm dacron wrap | |
| stitching details | Matching-color piped edge seams with 8 mm stitch pitch | |
| base construction | Upholstered integrated wooden U-frame, no separate exposed legs | |
| bottom glides | 50 mm diameter non-marking felt floor protectors | |
| 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 orientation | Fixed forward-facing position with wrap-around lateral torso support | |
|---|---|---|
| back support design | Contoured curved back providing mid-back lumbar support | |
| armrest function | Integrated padded armrests forming continuous enclosure with backrest | |
| floor contact | Stationary fixed position with felt glides to protect hard flooring | |
| seat ergonomics | Deep padded seat designed for relaxed upright or slightly reclined lounge posture | |
| cleaning access | Fixed upholstered construction with removable seat cushion for fabric care | |
| assembly requirement | Fully assembled delivery, no on-site hardware installation required | |
| 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 as standalone accent chair beside sofas or in reading nooks for relaxed casual seating | |
|---|---|---|
| boutique lounge area | Deploy in hotel lobbies or co-working break areas for sculptural, comfortable visitor seating | |
| bedroom seating | Place near dressers or window bays as a compact, stylish dressing or relaxation seat | |
| reception waiting area | Use in high-end office receptions or salon waiting zones for curated guest seating | |
| recommended pairing | Match with small round side tables of 500 mm height for convenient drink placement | |
| space requirement | Reserve 1000 mm clearance around the chair to fully showcase its sculptural curved form | |
| 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 12520:2015 | Strength, durability and safety standard for domestic seating furniture | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability test standard for cigarette ignition resistance |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements applicable to wooden frame upholstered furniture for residential use | |
|---|---|---|
| GB 18584-2001 | Formaldehyde emission limit standard applicable to interior wood-based panel components | |
| GB/T 1952.1-2012 | Mechanical performance test standard applicable to upholstered seating furniture durability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable to wooden frame upholstered furniture for residential use; 2. GB 18584-2001: Formaldehyde emission limit standard applicable to interior wood-based panel components; 3. GB/T 1952.1-2012: Mechanical performance test standard applicable to upholstered seating furniture durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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