| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 800 x 1180 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 | 28 kg | |
|---|---|---|
| Maximum user weight capacity | 150 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Foam rebound rate | 55% | |
| Gas lift safety static load | 450 kg | |
| Caster rolling durability | 100000 cycles | |
| Recline mechanism cycle life | 30000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick black PU faux leather | |
|---|---|---|
| Seat cushion core | 45kg/m³ high-density cold-cured polyurethane foam | |
| Backrest cushion core | 35kg/m³ medium-density polyurethane foam | |
| Side panel trim | Walnut wood-grain veneered MDF panel | |
| Armrest padding | 25mm thick PU-wrapped foam | |
| Swivel base | 1.8mm thick chrome-plated polished steel five-star base | |
| Footrest frame | Chrome-plated steel support with PU padded surface | |
| Casters | 60mm diameter dual-wheel polyurethane casters | |
| Gas lift cylinder | Class 3 nitrogen-filled steel gas lift | |
| Recline control dial | Chrome-plated metal rotary dial | |
| Internal frame | 1.2mm thick welded steel inner frame | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full horizontal rotation enabled by central swivel mechanism | |
|---|---|---|
| Reclining backrest adjustment | Continuous tilt from 90-degree upright to 135-degree recline | |
| Hidden extendable footrest | Pull-out padded footrest deployed from under seat front edge | |
| Left-side tension control dial | Rotary chrome dial adjusts backrest tilt resistance | |
| Dual-wheel caster mobility | Smooth rolling on hard floors and low-pile carpet | |
| Height adjustment via gas lift | 100mm vertical seat height adjustment range | |
| Segmented lumbar support | Vertical channel tufted back provides built-in lumbar contour | |
| Recline backward angle | 135 degrees | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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
| Executive private office | Formal appearance and recline function for executive work and short rest breaks | |
|---|---|---|
| High-end meeting room | Premium wood and leather trim fits formal conference room environments | |
| Home office study | Comfortable padding and footrest support long working hours at home | |
| Management workspace | Smooth swivel and mobility support daily desk tasks for senior staff | |
| Client reception office | Polished finish creates professional first impression for visiting guests | |
| 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 1335-1:2020 | Applicable European standard for office chair dimensions and general safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applicable European standard for office chair structural stability and load testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable American standard for general purpose office chair performance and durability |
|---|
Standards applicable to China-market projects
| GB 18584-2001 | Applicable limit standard for formaldehyde and heavy metal emissions from furniture materials |
|---|
This product must meet the following technical requirements: 1. GB 18584-2001: Applicable limit standard for formaldehyde and heavy metal emissions from furniture materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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