| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (upright) | 800 x 720 x 1250 mm | |
|---|---|---|
| Seat width | 590 mm | |
| Seat depth | 510 mm | |
| Seat height adjustment range | 530 mm | |
| Backrest height | 780 mm | |
| Backrest width | 580 mm | |
| Armrest height from seat | 210 mm | |
| Five-star base diameter | 700 mm | |
| Caster diameter | 55 mm | |
| Footrest extension length | 420 mm | |
| Cushion thickness | 102 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 user weight capacity | 227 kg | |
|---|---|---|
| Static base load rating | 1136 kg | |
| Recline angle | 155° | |
| Component durability cycles | 100000 | |
| Net weight | 26 kg | |
| Seat foam density | 50 kg/m³ | |
| Back foam density | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery | 1.0 mm thick PU leather (faux leather) with smooth matte finish | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam, 102 mm thick | |
| Backrest padding | Layered high-density polyurethane foam with integrated headrest padding | |
| Internal frame | 12 mm plywood seat base with steel support brackets | |
| Five-star base | 1.5 mm thick chrome-plated polished steel | |
| Armrests | PU-padded support with dark wood-effect laminate top trim | |
| Gas lift column | Chrome-plated steel Class 4 pneumatic cylinder | |
| Recline mechanism | 3 mm thick steel plate with tilt tension and lock function | |
| Casters | Dual-wheel PU casters with black housing and chrome accent ring | |
| Footrest | PU-padded steel slide rail assembly under front seat | |
| Side accent panels | Dark taupe textured hard plastic trim on outer arm panels | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel | Full 360° rotation enabled by central gas lift and base assembly | |
|---|---|---|
| Height adjustment | 80 mm vertical seat height adjustment via side actuated gas lift | |
| Recline locking | Infinite position lock up to 155° recline with adjustable tilt tension | |
| Retractable footrest | Pull-out padded footrest extending 420 mm from seat front on steel rails | |
| Smooth-rolling casters | Dual-wheel PU casters for hard floor and carpet use without floor damage | |
| Ergonomic support | Integrated padded headrest, lumbar support and contoured seat for long seating | |
| Tilt tension adjustment | Adjustable recline resistance knob to match user weight and preference | |
| Reclined total depth | 1520 mm | |
| 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 | Suitable for manager or executive desks with formal professional styling | |
|---|---|---|
| Home office workspace | Ideal for dedicated home offices requiring long-comfort recline functionality | |
| Conference room seating | Appropriate for high-end boardroom or meeting room executive seating | |
| Commercial reception areas | Fits premium reception spaces for executive or guest use | |
| 8-hour daily work use | Engineered for full-shift office use with ergonomic padding and adjustment | |
| Users up to 227kg | Supports heavy-duty use for tall or larger-stature users | |
| 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 | Office furniture: office work chairs, dimensional and safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Office work chairs: safety requirements for mechanical structure | |
| EN 1335-3:2018 | Office work chairs: test methods for strength and durability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs: strength, durability and stability standard |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Office furniture: desk and chair dimensional stability and measurement standard | |
|---|---|---|
| GB/T 24821-2009 | Office chair mechanical performance and durability testing requirements | |
| GB 18584-2001 | Indoor decorating and refurbishing materials: limit of harmful substances in wood furniture |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Office furniture: desk and chair dimensional stability and measurement standard; 2. GB/T 24821-2009: Office chair mechanical performance and durability testing requirements; 3. GB 18584-2001: Indoor decorating and refurbishing materials: limit of harmful substances in wood furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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