| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 740 x 820 x 1280 mm | |
|---|---|---|
| Seat width | 560 mm | |
| Seat depth | 530 mm | |
| Seat height range (gas lift adjusted) | 597 mm | |
| Backrest total height (seat to headrest top) | 775 mm | |
| Headrest cushion dimensions | 500 x 180 x 80 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base diameter | 700 mm | |
| Caster wheel diameter | 60 mm | |
| Backrest width at widest point | 610 mm | |
| Seat cushion thickness | 100 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
| Product net weight | 28 kg | |
|---|---|---|
| Recommended static load capacity | 227 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 55% | |
| Back foam thickness | 80 mm | |
| Caster rolling durability cycles | 60000 cycles | |
| Gas lift stroke length | 100 mm | |
| Maximum recline lock angle | 135° | |
| 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 taupe faux leather (PU blend) | |
|---|---|---|
| Seat core padding | CAL 117 compliant high-density polyurethane foam | |
| Back core padding | Shaped high-resilience polyurethane foam | |
| Armrest padding | Faux leather-wrapped foam with chrome-plated steel welt trim | |
| Five-star base | 2.0mm thick chrome-plated polished steel | |
| Internal support frame | 1.5mm thick CNC welded tubular steel | |
| Recline hardware | Chrome-plated steel lever and lock mechanism | |
| Gas lift cylinder | Class 3 steel gas lift with 50mm outer diameter | |
| Caster wheels | Non-marking polyurethane tread with steel bearings | |
| Seat edge finish | Waterfall stitched faux leather edge | |
| Stitching specification | 8 stitches per inch seam pitch | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotational movement enabled by central gas lift and base | |
|---|---|---|
| Pneumatic seat height adjustment | Side-lever controlled 100mm height travel to match desk height | |
| Lockable recline/tilt function | Tilt lever locks upright position and unlocks 135° recline | |
| Tilt tension adjustment | Knob adjusts recline resistance to match user weight | |
| Smooth multi-surface mobility | Dual-wheel casters roll on hardwood, tile and low-pile carpet | |
| Integrated lumbar support | Tufted mid-back padding provides built-in lower back contour | |
| Integrated head support | Padded top cushion supports neck during upright or reclined postures | |
| Fixed padded arm support | Upholstered arms support forearms at fixed desk-aligned height | |
| 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 tufted taupe design matches professional senior management workspaces | |
|---|---|---|
| Home office workspace | Smooth faux leather surface is easy to clean for daily remote work use | |
| Conference meeting room seating | High-back support provides comfort for extended multi-hour meetings | |
| Managerial workstations | Recline function supports short breaks during long work sessions | |
| Reception executive areas | Polished chrome accents create a refined formal appearance for visitor seating | |
| 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
| Office furniture office chair safety | EN 1335:2020 | |
|---|---|---|
| Office furniture stability test | EN 1022:2018 |
US and Canada office-furniture standards
| Office chair general purpose requirement | ANSI/BIFMA X2017 | |
|---|---|---|
| Office chair caster durability | ANSI/BIFMA X2017Clause 13 | |
| Office chair gas lift performance | ANSI/BIFMA X2017Clause 8 |
Standards applicable to China-market projects
| Office chair safety requirement | GB/T 22800 | |
|---|---|---|
| Furniture leather upholstery test | GB/T 16799 | |
| Furniture foam performance test | GB/T 10802 |
This product must meet the following technical requirements: 1. Office chair safety requirement: GB/T 22800; 2. Furniture leather upholstery test: GB/T 16799; 3. Furniture foam performance test: GB/T 10802; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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