| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 740 x 770 x 800 mm | |
|---|---|---|
| Seat height from floor | 470 mm | |
| Seat width (usable surface) | 640 mm | |
| Seat depth (usable surface) | 510 mm | |
| Backrest total height (from seat to top) | 360 mm | |
| Integrated armrest height (from seat) | 180 mm | |
| Gold ring base diameter | 680 mm | |
| Seat cushion thickness | 120 mm | |
| Included decorative throw pillow size | 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 weight capacity | 136 kg | |
|---|---|---|
| Net weight per chair | 20.4 kg | |
| Seat foam density | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Upholstery fabric abrasion resistance | 30000 Martindale cycles | |
| Recommended maximum daily use duration | 4 hours | |
| Floor protection load distribution | 3.2 kPa | |
| 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 and back upholstery | 280gsm short-pile velvet fabric, matte soft finish | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam wrapped in 20mm soft dacron layer | |
| Backrest padding | 25kg/m³ polyurethane foam, 80mm thickness | |
| Internal structural frame | 25mm thick solid kiln-dried hardwood + 18mm engineered wood panels | |
| Base support ring | 1.5mm thick polished gold PVD-coated stainless steel | |
| Seat support deck | 4mm thick sinuous spring webbing spaced 80mm apart | |
| Included throw pillow cover | Woven houndstooth polyester fabric, hidden zipper closure | |
| Throw pillow fill | 100% recycled polyester fiber fill, 200g weight | |
| 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 | Stationary fixed position, no swivel or recline function | |
|---|---|---|
| Armrest integration | Continuous wrap-around back and arm structure for 360-degree side support | |
| Floor protection | Continuous felt pad lining along full base ring to prevent hard floor scratches | |
| Cushion design | Fixed attached seat cushion secured to frame with hidden hook-and-loop fasteners | |
| Assembly requirement | Partial assembly: attach base ring to upholstered seat body with included hardware | |
| Color option availability | Available in cream white, teal, and additional velvet colorways | |
| Cleaning suitability | Surface-clean only with soft dry cloth and mild upholstery cleaner, no machine washing | |
| 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 accent seating | Pair with matching side table for conversation nooks in formal or contemporary living spaces | |
|---|---|---|
| Bedroom corner seating | Place in bedroom reading corners or dressing areas for compact comfortable seating | |
| Waiting area seating | Use in boutique hotel lobbies, high-end office reception areas or lounge zones | |
| Small apartment seating | Ideal for compact urban apartments due to narrow footprint and stationary base | |
| Recommended pairing | Match with gold-framed glass side tables and soft textured area rugs for cohesive styling | |
| 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 | Domestic furniture seating strength, durability and safety requirements for structural testing | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability resistance to smouldering cigarette ignition |
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 wood frame structural safety checks | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wood furniture, applicable to formaldehyde emission verification | |
| GB/T 19817-2005 | Upholstered furniture fabric performance requirements, applicable to velvet abrasion and colorfastness checks |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood frame structural safety checks; 2. GB 18584-2001: Limit of harmful substances in wood furniture, applicable to formaldehyde emission verification; 3. GB/T 19817-2005: Upholstered furniture fabric performance requirements, applicable to velvet abrasion and colorfastness checks; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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