| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 912 x 838 x 790 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat width | 577 mm | |
| Seat depth | 686 mm | |
| Backrest height from seat | 300 mm | |
| Armrest height from seat | 300 mm | |
| Cushion thickness | 178 mm | |
| Leg height | 272 mm | |
| Under-seat clearance | 250 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 | 136 kg | |
|---|---|---|
| Product net weight | 16 kg | |
| Seat foam density | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Upholstery abrasion resistance | 30000 double rubs | |
| Static leg load rating | 340 kg total | |
| 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
| Upholstery fabric | Soft matte velvet/performance fabric, 0.8mm thickness | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam with supportive elastic webbing base | |
| Backrest core | Dacron-wrapped high-density foam, integrated curved form | |
| Internal frame | 22mm thick engineered kiln-dried wood frame, reinforced corner blocking | |
| Support legs | 25mm diameter matte black powder-coated steel, angled profile | |
| Foot pads | 5mm thick non-marking anti-slip rubber floor glides | |
| Armrest structure | Fully upholstered integrated wood frame, no exposed hard edges | |
| 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
| Seating function | Stationary fixed-position lounge seating, no swivel, recline or rocking mechanism | |
|---|---|---|
| Back support | Continuous semi-enclosed barrel wrap support for torso and arms | |
| Cutout detail | Recessed hollow cutout at lower arm-back transition for visual lightness | |
| Floor protection | Non-marking rubber glides prevent floor scratches without requiring casters | |
| Assembly requirement | Leg attachment assembly required; all mounting hardware included | |
| Cleaning compatibility | Spot cleanable upholstery suitable for damp cloth maintenance | |
| 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 | 970 x 890 x 610 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
| Living room casual seating | Suitable as single accent chair placed beside sofas or coffee tables for guest seating | |
|---|---|---|
| Bedroom reading nook | Appropriate for placement in bedroom corners to create a compact relaxation space | |
| Office lounge and reception areas | Fits modern office waiting areas or breakout spaces for informal visitor seating | |
| Hotel lobby and guest room use | Suitable for boutique hotel public areas or suite seating matching modern minimalist interiors | |
| Color coordination | Available in multiple fabric colors to match warm, neutral or cool interior palettes | |
| 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
| Seating strength and durability | EN 12520:2015 Furniture strength, durability and safety for domestic seating | |
|---|---|---|
| Furniture stability | EN 1022:2018 Domestic furniture seating determination of stability |
US and Canada office-furniture standards
| Lounge seating load testing | ANSI/BIFMA X2020Standard for lounge seating public and office use | |
|---|---|---|
| Upholstered furniture durability | ANSI/BIFMA X2020Standard for durability testing of upholstered furniture |
Standards applicable to China-market projects
| Seating structural durability | GB/T 3324General technical requirements for wooden furniture | |
|---|---|---|
| Upholstered furniture safety | GB 20400Leather and fur limits of harmful matter for upholstery | |
| Formaldehyde emission | GB 18584Indoor decorating and refurbishing materials limit of formaldehyde |
This product must meet the following technical requirements: 1. Seating structural durability: GB/T 3324General technical requirements for wooden furniture; 2. Upholstered furniture safety: GB 20400Leather and fur limits of harmful matter for upholstery; 3. Formaldehyde emission: GB 18584Indoor decorating and refurbishing materials limit of formaldehyde; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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