| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1400 x 1400 x 890 mm | |
|---|---|---|
| Seat height from floor | 490 mm | |
| Armrest height from floor | 660 mm | |
| Seat usable depth | 680 mm | |
| Seat cushion thickness | 180 mm | |
| Back cushion thickness | 220 mm | |
| Armrest frame tube width | 50 mm | |
| Throw pillow dimensions | 450 x 450 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
| Recommended static load capacity | 181 kg | |
|---|---|---|
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Leather upholstery abrasion resistance | 50000 cycles | |
| Swivel mechanism cycle rating | 20000 rotations | |
| Net product weight | 55 kg | |
| Seam stitch pitch | 8 stitches per 30mm | |
| 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
| Seat base upholstery | Dark grey top-grain nubuck leather with matching edge stitching | |
|---|---|---|
| Back cushion upholstery | Matching dark grey top-grain leather with fiber-wrapped fill | |
| Accent throw pillows | Two dark brown leather, one dark grey woven fabric covers with fiber fill | |
| Inner seat frame | 18mm thick plywood frame with reinforced corner blocking | |
| Armrest frames | Brushed dark gunmetal finished steel tubular frames, 2mm wall thickness | |
| Left arm rear support | Vertical steel slats secured with adjustable dark leather tension straps | |
| Swivel mechanism | Powder-coated steel bearing assembly with central floor glide foot | |
| Seat cushion fill | High-density polyurethane foam core with 20mm down fiber wrap | |
| 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
| 360-degree swivel rotation | Smooth full-circle rotation via central steel bearing mechanism, no tilt or recline function | |
|---|---|---|
| Loose cushion adjustability | All back and accent cushions are non-fixed, repositionable for personalized comfort | |
| Arm support design | Open low-profile metal armrests provide stable side support without blocking seat access | |
| Floor protection | Central swivel glide and arm base feet include non-marking rubber pads to prevent floor scuffing | |
| Strap tension adjustment | Leather strap on left arm slatted support is adjustable to maintain back cushion alignment | |
| Posture support | Semi-circular wrap-around back cushions provide 180-degree upper back and lumbar support for relaxed lounging | |
| Central swivel foot diameter | 60 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 placement | Suitable as an oversized accent chair next to a sofa or in a reading nook for relaxed seating | |
|---|---|---|
| High-end hospitality spaces | Applicable for luxury hotel lobbies, club lounges, and premium reception areas | |
| Private office lounge areas | Suitable for executive office casual meeting zones or relaxation corners | |
| Bedroom sitting areas | Works as a spacious seating option in large master bedrooms or dressing rooms | |
| User capacity recommendation | Designed for single adult use, with sufficient width for curled or cross-legged seating positions | |
| Recommended floor surfaces | Suitable for hard wood, tile, and low-pile carpeted floors with non-marking glide feet | |
| 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 applicable for stability verification | |
|---|---|---|
| EN 13356:2013 | Seating furniture mechanical safety requirements for non-domestic use if specified for contract spaces |
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 inner plywood frame structure | |
|---|---|---|
| GB/T 16799-2008 | Leather for furniture, applicable to top-grain leather upholstery material inspection | |
| GB 28007-2011 | Safety requirements for children's furniture if specified for family use with children | |
| GB/T 39600-2021 | Limits of harmful substances in furniture upholstery fabrics, applicable to fabric accent pillows |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to inner plywood frame structure; 2. GB/T 16799-2008: Leather for furniture, applicable to top-grain leather upholstery material inspection; 3. GB 28007-2011: Safety requirements for children's furniture if specified for family use with children; 4. GB/T 39600-2021: Limits of harmful substances in furniture upholstery fabrics, applicable to fabric accent pillows; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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