| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (upright) | 700 x 800 x 1250 mm | |
|---|---|---|
| Seat width | 700 mm | |
| Seat depth | 550 mm | |
| Backrest height | 760 mm | |
| Five-star base diameter | 700 mm | |
| Seat height adjustment range | 100 mm | |
| Extended footrest length | 400 mm | |
| Fixed armrest height from seat | 220 mm | |
| Caster diameter | 50 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 | 25 kg | |
|---|---|---|
| Maximum static load capacity | 272 kg | |
| Recommended user height range | 1900 mm | |
| Base static load rating | 1136 kg | |
| Gas lift fatigue cycle rating | 60000 cycles | |
| Recommended maximum daily use duration | 8 hours | |
| Maximum suitable user height | 1900 mm | |
| Caster rolling durability | 60000 cycles | |
| Recline mechanism fatigue rating | 40000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick faux leather, abrasion-resistant finish | |
|---|---|---|
| Cushion fill | 50mm thick high-density molded foam, 45kg/m³ density | |
| Headrest fill | 30mm thick soft foam with cotton blend wrap | |
| Armrest construction | Steel inner frame with black PP padded surface, fixed to seat frame | |
| Five-star base | 1.5mm thick chrome-plated steel, polished finish | |
| Extendable footrest | Reinforced PP slatted platform with steel support rails | |
| Caster material | 50mm diameter PU soft-tread casters, quiet rolling | |
| Internal seat frame | 20mm diameter steel tube frame, powder-coated black | |
| Seat cushion fill | 100mm thick 45kg/m³ high-density molded foam, 60% rebound rate | |
| Backrest fill | 50mm thick 40kg/m³ medium-density foam with contoured lumbar support | |
| Caster construction | 50mm diameter PU soft-tread dual-wheel casters, chrome steel stems | |
| Chassis mechanism | 3mm thick steel tilt chassis with black electrophoretic finish |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Class 4 gas lift, 100mm travel, operated by right-side lever | |
|---|---|---|
| Backrest recline | 160° maximum tilt, 3-position locking mechanism | |
| 360-degree swivel | Full rotation enabled by central swivel joint at gas lift | |
| Pull-out footrest operation | Manual slide-out extension, locks in deployed position, retracts under seat | |
| Tilt tension adjustment | Knob under seat adjusts backrest tilt resistance to user weight | |
| Caster mobility | Dual-wheel casters roll freely on hard tile and carpeted floors | |
| Lumbar support | Fixed contoured lumbar zone positioned 200mm above seat surface | |
| 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
| Packaging note | Knocked-down assembly, includes hardware kit and instruction manual | |
|---|---|---|
| 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
| Private office workspace | Suitable for executive and staff desks, supports upright work and reclined rest | |
|---|---|---|
| Home office study | Appropriate for home workspaces, multi-position comfort for extended use | |
| Open-plan office breakout areas | Usable in quiet rest zones for employees taking short breaks | |
| Reception meeting rooms | Suitable for visitor and staff seating in informal meeting spaces | |
| Color options available | Black, brown, gray faux leather upholstery options | |
| Private executive offices | Supports upright desk work and reclined rest breaks for long-hour staff | |
| Open-plan office quiet zones | Suitable for short employee rest breaks in dedicated relaxation areas | |
| Reception waiting areas | Delivers professional appearance and comfort for visitor and staff seating |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Office furniture - Office work chairs - Safety requirements, applicable to structural safety | |
|---|---|---|
| EN 1335-2:2018 | Office work chairs - Strength and durability test methods | |
| EN 1022:2018 | Domestic furniture - Seating - Determination of stability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Standard for office chairs, applicable to general-purpose office seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture, applicable to structural strength | |
|---|---|---|
| GB/T 3325-2017 | Test methods for metal furniture, applicable to stability and load testing | |
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable if composite components used |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable to structural strength; 2. GB/T 3325-2017: Test methods for metal furniture, applicable to stability and load testing; 3. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable if composite components used; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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