| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (upright) | 740 x 750 x 1270 mm | |
|---|---|---|
| Adjustable seat height from floor | 560 mm | |
| Seat surface dimensions | 590 x 560 mm | |
| Seat cushion thickness | 127 mm | |
| Backrest total height above seat | 650 mm | |
| Fixed padded armrest height from seat | 220 mm | |
| Five-star base outer diameter | 700 mm | |
| Caster wheel diameter | 50 mm | |
| Retracted footrest depth extension | 0 mm | |
| Maximum extended footrest depth | 810 mm | |
| Headrest padding dimensions | 520 x 240 mm | |
| Lumbar support segment height | 230 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 maximum user weight | 181 kg | |
|---|---|---|
| Net weight (chair only) | 25 kg | |
| Seat foam density | 40 kg/m³ | |
| Foam rebound rate | 60% | |
| Maximum static load on five-star base | 1136 kg | |
| Caster rolling durability | 40000 cycles | |
| Gas lift stroke length | 110 mm | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick smooth light gray PU faux leather | |
|---|---|---|
| Seat and back padding | Dual-layer high-density polyurethane foam | |
| Internal support frame | 1.5mm thick welded steel tube skeleton | |
| Five-star base | 1.8mm thick chrome-plated polished steel | |
| Fixed armrests | Padded PU leather over rigid plywood inner core | |
| Armrest control trim | Polished chrome-plated steel accent strips | |
| Caster wheels | Dual-wheel polyurethane tread with nylon hub | |
| Gas lift cylinder | Class 3 steel gas lift with chrome outer tube | |
| Recline mechanism | 2.5mm thick steel plate tilt chassis | |
| Retractable footrest | PU padded top with steel sliding support frame | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotation enabled by central gas lift and swivel base | |
|---|---|---|
| Seat height adjustment | 110mm vertical travel via right-arm lever controlled gas lift | |
| Recline tilt function | 160-degree maximum backward tilt with lockable upright and mid positions | |
| Tilt tension adjustment | User-adjustable resistance knob located on right armrest | |
| Retractable footrest | Manual pull-out padded leg rest that stows flush under seat front | |
| Fixed padded armrests | Stationary wide upholstered arm supports with integrated control housing | |
| Segmented ergonomic back support | Three-section padded support for head, mid-back, and lumbar regions | |
| Smooth dual-surface casters | Dual-wheel casters suitable for both carpet and hard floor surfaces | |
| 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 | High-back supportive design for extended work sessions in management offices | |
|---|---|---|
| Home office study | Recline and footrest enable short rest breaks during long work-from-home days | |
| Manager meeting room | Professional light gray finish coordinates with modern neutral office decor | |
| Executive reception area | Upholstered padded design provides comfortable seating for important visitors | |
| Commercial office workstation | Smooth rolling casters allow easy movement between desk and adjacent work surfaces | |
| Recommended desk height pairing | 760 mm standard office desks to maintain ergonomic seated elbow height | |
| 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 seating safety | EN 1335:2018 | |
|---|---|---|
| Office chair stability | EN 1022:2018 |
US and Canada office-furniture standards
| Office chair performance standard | ANSI/BIFMA X2017 |
|---|
Standards applicable to China-market projects
| Office chair strength and durability | GB/T 3326 | |
|---|---|---|
| Office chair safety | GB 28007 |
This product must meet the following technical requirements: 1. Office chair strength and durability: GB/T 3326; 2. Office chair safety: GB 28007; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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