| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 910 x 700 x 830 mm | |
|---|---|---|
| Seat height | 490 mm | |
| Seat width | 775 mm | |
| Seat depth | 570 mm | |
| Backrest height above seat | 420 mm | |
| Backrest cutout opening size | 420 x 300 mm | |
| Armrest height above seat | 190 mm | |
| Floor contact footprint | 775 x 670 mm | |
| Seat padding thickness | 60 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 | 160 kg | |
|---|---|---|
| Net product weight | 21 kg | |
| Seat foam density | 27 kg/cu m | |
| Foam rebound rate | 60% | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Floor protection rating | Non-marking plastic glides | |
| 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 | Deep red matte woven polyester fabric | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam | |
| Backrest padding | Dense polyurethane foam wrapped in polyester batting | |
| Internal support frame | 1.5 mm thick welded tubular iron frame | |
| Frame underlining | Hardwood plywood reinforcement panels | |
| Floor contact glides | Injection-molded polypropylene plastic glides | |
| Seam construction | Stitched seams with 8 mm pitch | |
| Surface finish | Matte fabric texture, no applied coating | |
| 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 function | Stationary relaxed lounge seating for single user | |
|---|---|---|
| Back support | Contoured curved loop back with central open cutout | |
| Arm support | Integrated continuous curved side arms | |
| Floor installation | Freestanding placement, no permanent fixing required | |
| Maintenance feature | Spot-cleanable fabric upholstery | |
| Structural feature | Cantilevered legless design | |
| 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 | Used as standalone accent seating next to sofas or coffee tables for casual relaxation | |
|---|---|---|
| Bedroom vanity or reading nook | Placed in bedroom corners for relaxed seating while dressing or reading | |
| Office lounge or reception area | Deployed in corporate waiting zones for casual guest seating with modern aesthetic | |
| Hotel lobby or guest room | Installed in hospitality spaces as sculptural decorative seating for visitors | |
| Modern apartment open plan space | Suited for minimalist contemporary interiors as a standalone statement furniture piece | |
| 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 | Residential seating furniture strength, durability and safety requirements | |
|---|---|---|
| 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 applicable to wooden and upholstered household furniture | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances for interior decoration wood-based furniture materials | |
| GB/T 19833-2023 | Furniture seating strength and durability test methods for residential use |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable to wooden and upholstered household furniture; 2. GB 18584-2001: Limit of harmful substances for interior decoration wood-based furniture materials; 3. GB/T 19833-2023: Furniture seating strength and durability test methods for residential use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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