| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 920 x 850 x 780 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 per chair | 28 kg | |
|---|---|---|
| Static load capacity | 150 kg | |
| Seat foam density | 35 kg/m³ | |
| Back foam density | 28 kg/m³ | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Recommended maximum user weight | 120 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 | Woven soft-touch polyester velvet | |
|---|---|---|
| Seat cushion core | High-resilience polyurethane foam | |
| Backrest core | Medium-density polyurethane foam | |
| Integrated arm/leg frame core | Kiln-dried hardwood + plywood composite | |
| Internal frame reinforcement | 1.2mm thick steel corner brackets | |
| Underside floor contact pads | 3mm thick non-slip felt pads | |
| Seam construction | Double-stitched welt seams | |
| 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Structural design | Monolithic integrated arm-leg construction with no detachable components | |
|---|---|---|
| Floor mobility | Stationary fixed placement with no casters or glides for intentional repositioning | |
| Posture support | Ergonomic mid-back curve providing lumbar support for upright relaxed seating | |
| Seating configuration | Single-person standalone seat designed to be grouped in modular lounge arrangements | |
| Upholstery care | Spot-cleanable fabric surface suitable for regular maintenance | |
| Assembly requirement | Fully assembled delivered unit with no on-site joining 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
| Shipping carton dimensions | 1000 x 920 x 850 mm | |
|---|---|---|
| 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 | Suitable for conversational seating groups paired with low coffee tables in open-plan living areas | |
|---|---|---|
| Luxury hotel lobby | Suitable for grouped seating in boutique hotel lounge and welcome areas | |
| High-end office breakout zone | Suitable for informal meeting and relaxation areas in modern workplaces | |
| Seaside residential balcony / terrace (sheltered) | Suitable for sheltered semi-outdoor spaces adjacent to glass facades | |
| Reception waiting area | Suitable for premium client waiting zones in design studios or creative offices | |
| 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 and stability | EN 12520:2015 | |
|---|---|---|
| Upholstered furniture flammability | EN 1021:2014 |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
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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